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www.pnas.org Open in urlscan Pro
104.18.8.175  Public Scan

Go To Rescan Add Verdict Report
Submitted URL: http://www.pnas.org/
Effective URL: https://www.pnas.org/
Submission Tags: falconsandbox
Submission: On July 22 via api from US
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 13 IPs in 3 countries across 13 domains to perform 61 HTTP transactions. The main IP is 104.18.8.175, located in United States and belongs to CLOUDFLARENET, US. The main domain is www.pnas.org.
TLS certificate: Issued by Cloudflare Inc ECC CA-3 on July 15th 2021. Valid for: a year.
This is the only time www.pnas.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

40    104.18.8.175 (United States)

ASN13335 (CLOUDFLARENET, US)
www.pnas.org
2    52.71.47.244 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-52-71-47-244.compute-1.amazonaws.com
pnas-movie.glencoesoftware.com
3    13.225.74.30 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-13-225-74-30.fra2.r.cloudfront.net
cdn.foxycart.com
1    13.226.152.108 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-13-226-152-108.dus51.r.cloudfront.net
cdn-images.mailchimp.com
4    2a00:1450:4001:828::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.google-analytics.com
1    2a00:1450:4001:82b::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.googletagmanager.com
2    2a00:1450:400c:c04::9c (Brussels, Belgium)

ASN15169 (GOOGLE, US)
stats.g.doubleclick.net
3    2a03:2880:f01c:8012:face:b00c:0:3 (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)
connect.facebook.net
1    2a00:1450:4001:828::2004 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.google.com
1    2a00:1450:4001:810::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)
www.google.de
2    2a03:2880:f11c:8183:face:b00c:0:25de (Frankfurt am Main, Germany)

ASN32934 (FACEBOOK, US)
www.facebook.com
1    2a02:6ea0:c700::11 (Frankfurt am Main, Germany)

ASN60068 (CDN77 ^_^, GB)
img.icons8.com
1    13.225.74.72 (United States)

ASN16509 (AMAZON-02, US)
PTR: server-13-225-74-72.fra2.r.cloudfront.net
pnas.ecommerce.highwire.org
Domain Requested by
40 www.pnas.org 1 redirects www.pnas.org
4 www.google-analytics.com www.pnas.org
www.google-analytics.com
3 connect.facebook.net www.googletagmanager.com
connect.facebook.net
3 cdn.foxycart.com www.pnas.org
cdn.foxycart.com
2 www.facebook.com www.pnas.org
2 stats.g.doubleclick.net www.google-analytics.com
2 pnas-movie.glencoesoftware.com www.pnas.org
1 pnas.ecommerce.highwire.org www.pnas.org
1 img.icons8.com www.pnas.org
1 www.google.de www.pnas.org
1 www.google.com www.pnas.org
1 www.googletagmanager.com www.pnas.org
1 cdn-images.mailchimp.com www.pnas.org
61 13
Subject Issuer Validity Valid
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3		 2021-07-15 -
2022-07-14		 a year crt.sh
*.glencoesoftware.com
Go Daddy Secure Certificate Authority - G2		 2020-12-31 -
2022-02-01		 a year crt.sh
*.foxycart.com
Amazon		 2020-12-08 -
2022-01-06		 a year crt.sh
cdn-images.mailchimp.com
Amazon		 2021-07-21 -
2022-08-19		 a year crt.sh
*.google-analytics.com
GTS CA 1C3		 2021-06-28 -
2021-09-20		 3 months crt.sh
*.g.doubleclick.net
GTS CA 1C3		 2021-06-28 -
2021-09-20		 3 months crt.sh
*.facebook.com
DigiCert SHA2 High Assurance Server CA		 2021-05-26 -
2021-08-24		 3 months crt.sh
www.google.com
GTS CA 1C3		 2021-06-28 -
2021-09-20		 3 months crt.sh
www.google.de
GTS CA 1C3		 2021-06-28 -
2021-09-20		 3 months crt.sh
*.icons8.com
Sectigo RSA Domain Validation Secure Server CA		 2020-05-13 -
2022-05-13		 2 years crt.sh
*.ecommerce.highwire.org
Amazon		 2020-11-18 -
2021-12-17		 a year crt.sh

This page contains 1 frames:

Primary Page: https://www.pnas.org/
Frame ID: 40BBC6A8DFC41CCA122F44D40EE87957
Requests: 61 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Page URL History Show full URLs

  1. http://www.pnas.org/ HTTP 301
    https://www.pnas.org/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • meta generator /^Drupal(?:\s([\d.]+))?/i
  • headers expires /19 Nov 1978/i
Overall confidence: 100%
Detected patterns
  • meta generator /^Drupal(?:\s([\d.]+))?/i
  • headers expires /19 Nov 1978/i
Overall confidence: 100%
Detected patterns
  • headers via /varnish(?: \(Varnish\/([\d.]+)\))?/i
Overall confidence: 100%
Detected patterns
  • headers server /^cloudflare$/i
Overall confidence: 100%
Detected patterns
  • script /\/\/connect\.facebook\.net\/[^/]*\/[a-z]*\.js/i
Overall confidence: 100%
Detected patterns
  • script /google-analytics\.com\/(?:ga|urchin|analytics)\.js/i

Page Statistics

61
Requests

100 %
HTTPS

62 %
IPv6

13
Domains

13
Subdomains

13
IPs

3
Countries

3166 kB
Transfer

4482 kB
Size

0
Cookies

Page URL History

This captures the URL locations of the websites, including HTTP redirects and client-side redirects via JavaScript or Meta fields.

  1. http://www.pnas.org/ HTTP 301
    https://www.pnas.org/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

61 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
www.pnas.org/
Redirect Chain
  • http://www.pnas.org/
  • https://www.pnas.org/
94 KB
19 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
2e775ba2ad00699a25910cf6be721ea5ddd9a9f4454156c0f91bafad313177e5
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN

Request headers

:method
GET
:authority
www.pnas.org
:scheme
https
:path
/
pragma
no-cache
cache-control
no-cache
upgrade-insecure-requests
1
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
accept
text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site
none
sec-fetch-mode
navigate
sec-fetch-user
?1
sec-fetch-dest
document
accept-encoding
gzip, deflate, br
accept-language
en-US
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 22 Jul 2021 20:20:29 GMT
content-type
text/html; charset=utf-8
age
0
cache-control
public, max-age=900, must-revalidate, proxy-revalidate, pre-check=0, post-check=0
cf-railgun
3ed12b8e0d 5.54 0.132598 0030 e6be
content-language
en
etag
W/"1626984163-0"
expires
Sun, 19 Nov 1978 05:00:00 GMT
last-modified
Thu, 22 Jul 2021 20:02:43 GMT
pragma
no-cache
vary
Cookie,Accept-Encoding
via
1.1 varnish
x-content-type-options
nosniff
x-drupal-cache
HIT
x-frame-options
SAMEORIGIN
x-generator
Drupal 7 (http://drupal.org)
x-highwire-sitecode
pnas
x-highwire-smart-code
pnas_production
x-varnish
333694849
x-varnish-cache
x-varnish-ttl
cf-cache-status
DYNAMIC
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
server
cloudflare
cf-ray
672f5eb57fef1d0e-CPH
content-encoding
gzip

Redirect headers

Date
Thu, 22 Jul 2021 20:20:29 GMT
Transfer-Encoding
chunked
Connection
keep-alive
Cache-Control
max-age=3600
Expires
Thu, 22 Jul 2021 21:20:29 GMT
Location
https://www.pnas.org/
cf-request-id
0b71798511000010eb518a1000000001
Vary
Accept-Encoding
X-Content-Type-Options
nosniff
Server
cloudflare
CF-RAY
672f5eb4e98410eb-CPH
css__zEtNwUu9MaBwPq3JhYABsUEb8zJetUS42Q04qTPWDcc__wUr2GCCXq5CGuNFk2jmV52iytGLjUd7dn7guJp7QOB0__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.css
www.pnas.org/sites/default/files/advagg_css/ 		5 KB
2 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.pnas.org/sites/default/files/advagg_css/css__zEtNwUu9MaBwPq3JhYABsUEb8zJetUS42Q04qTPWDcc__wUr2GCCXq5CGuNFk2jmV52iytGLjUd7dn7guJp7QOB0__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.css
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
cbf7d1e02397c87ef38a5ed427550d4ccaa5f6d55abaae0bf22ab3dbdc3fc79d
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/advagg_css/css__zEtNwUu9MaBwPq3JhYABsUEb8zJetUS42Q04qTPWDcc__wUr2GCCXq5CGuNFk2jmV52iytGLjUd7dn7guJp7QOB0__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.css
pragma
no-cache
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
text/css,*/*;q=0.1
cache-control
no-cache
sec-fetch-dest
style
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
hit
date
Thu, 22 Jul 2021 20:20:30 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
745393
cf-ray
672f5eb83f081d0e-CPH
x-varnish-ttl
280.586
content-length
1715
x-highwire-smart-code
pnas_production
last-modified
Wed, 14 Jul 2021 04:08:52 GMT
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
1742317132 1741523146
via
1.1 varnish
x-highwire-sitecode
pnas
cache-control
public, max-age=31449600
accept-ranges
bytes
content-type
text/css
expires
Thu, 21 Jul 2022 20:20:30 GMT
css__h8vL9XqZbR5p6fBA2D0scfV1qft6lIgY_4kzR5vHhPY__TUo9Mv_NYjK3hnPhdYYCgMhxSYMgi7y-CuoR5Hkzl4o__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.css
www.pnas.org/sites/default/files/advagg_css/ 		138 B
198 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.pnas.org/sites/default/files/advagg_css/css__h8vL9XqZbR5p6fBA2D0scfV1qft6lIgY_4kzR5vHhPY__TUo9Mv_NYjK3hnPhdYYCgMhxSYMgi7y-CuoR5Hkzl4o__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.css
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
1753fda7b0e7d8bbc356d6041bf09213a6f977faa3817d596eb7d7388e019943
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/advagg_css/css__h8vL9XqZbR5p6fBA2D0scfV1qft6lIgY_4kzR5vHhPY__TUo9Mv_NYjK3hnPhdYYCgMhxSYMgi7y-CuoR5Hkzl4o__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.css
pragma
no-cache
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
text/css,*/*;q=0.1
cache-control
no-cache
sec-fetch-dest
style
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
hit
date
Thu, 22 Jul 2021 20:20:30 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
745393
cf-ray
672f5eb83f0a1d0e-CPH
x-varnish-ttl
329.841
content-length
106
x-highwire-smart-code
pnas_production
last-modified
Wed, 14 Jul 2021 04:08:52 GMT
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
671306784 670522960
via
1.1 varnish
x-highwire-sitecode
pnas
cache-control
public, max-age=31449600
accept-ranges
bytes
content-type
text/css
expires
Thu, 21 Jul 2022 20:20:30 GMT
css__qwf8pzJc6o_pFmL493b8vgARxCLC5sGbJHGMWig0stg__hzWrnBFM0InWntu9UJwO9WfKrBBmmelgbZ3hIzt3AkI__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.css
www.pnas.org/sites/default/files/advagg_css/ 		43 KB
9 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.pnas.org/sites/default/files/advagg_css/css__qwf8pzJc6o_pFmL493b8vgARxCLC5sGbJHGMWig0stg__hzWrnBFM0InWntu9UJwO9WfKrBBmmelgbZ3hIzt3AkI__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.css
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
d10df651efd9028640635b1bb5d2c41345129105527f1fef56977a0ed5de1d9d
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/advagg_css/css__qwf8pzJc6o_pFmL493b8vgARxCLC5sGbJHGMWig0stg__hzWrnBFM0InWntu9UJwO9WfKrBBmmelgbZ3hIzt3AkI__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.css
pragma
no-cache
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
text/css,*/*;q=0.1
cache-control
no-cache
sec-fetch-dest
style
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
hit
date
Thu, 22 Jul 2021 20:20:30 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
130499
cf-ray
672f5eb83f0c1d0e-CPH
x-varnish-ttl
2427.278
content-length
8849
x-highwire-smart-code
pnas_production
last-modified
Wed, 21 Jul 2021 07:45:57 GMT
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
977489152 977206666
via
1.1 varnish
x-highwire-sitecode
pnas
cache-control
public, max-age=31449600
accept-ranges
bytes
content-type
text/css
expires
Thu, 21 Jul 2022 20:20:30 GMT
video-js.min.css
pnas-movie.glencoesoftware.com/static/ 		44 KB
16 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://pnas-movie.glencoesoftware.com/static/video-js.min.css
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
52.71.47.244 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-52-71-47-244.compute-1.amazonaws.com
Software
nginx/1.16.1 /
Resource Hash
63d73e7dc29e571126b8d303beb075f3a51bdeae39319f16153dd8324e4da8b3

Request headers

Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 22 Jul 2021 20:20:30 GMT
Content-Encoding
gzip
Last-Modified
Mon, 19 Apr 2021 11:41:42 GMT
Server
nginx/1.16.1
ETag
W/"607d6c76-aefc"
Transfer-Encoding
chunked
Content-Type
text/css
Access-Control-Allow-Origin
*
Connection
keep-alive
css__6ndisrWswCEYChmP3TmLL37NlPsLGD0UG4fLMlswUWM__WdpwB5R2WlgcVAMVIrycpLQ_fqbrdDM4hRXoNkV3F6M__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.css
www.pnas.org/sites/default/files/advagg_css/ 		153 KB
28 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://www.pnas.org/sites/default/files/advagg_css/css__6ndisrWswCEYChmP3TmLL37NlPsLGD0UG4fLMlswUWM__WdpwB5R2WlgcVAMVIrycpLQ_fqbrdDM4hRXoNkV3F6M__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.css
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
1305d272370ac0b6f0337a97b19a2ac1d607c126884f275a96fb78382c222ba3
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/advagg_css/css__6ndisrWswCEYChmP3TmLL37NlPsLGD0UG4fLMlswUWM__WdpwB5R2WlgcVAMVIrycpLQ_fqbrdDM4hRXoNkV3F6M__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.css
pragma
no-cache
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
text/css,*/*;q=0.1
cache-control
no-cache
sec-fetch-dest
style
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
hit
date
Thu, 22 Jul 2021 20:20:30 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
130500
cf-ray
672f5eb83f0f1d0e-CPH
x-varnish-ttl
2701.443
content-length
28219
x-highwire-smart-code
pnas_production
last-modified
Wed, 21 Jul 2021 07:45:58 GMT
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
301356512 301139377
via
1.1 varnish
x-highwire-sitecode
pnas
cache-control
public, max-age=31449600
accept-ranges
bytes
content-type
text/css
expires
Thu, 21 Jul 2022 20:20:30 GMT
js__DuLMgPgtpxNrHPQ79qr08wI7N0V16pvwMRlKpwuSo5U__mmYrwhgl67eLssIZ1kYA9n87Q_UZEccCNL6C2rq9FZI__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.js
www.pnas.org/sites/default/files/advagg_js/ 		181 KB
58 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.pnas.org/sites/default/files/advagg_js/js__DuLMgPgtpxNrHPQ79qr08wI7N0V16pvwMRlKpwuSo5U__mmYrwhgl67eLssIZ1kYA9n87Q_UZEccCNL6C2rq9FZI__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.js
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e99f5cb9a86ab98c59dd8aa1b8ceafccfa12fb34d3c0e719c21d97bb90eed7a8
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/advagg_js/js__DuLMgPgtpxNrHPQ79qr08wI7N0V16pvwMRlKpwuSo5U__mmYrwhgl67eLssIZ1kYA9n87Q_UZEccCNL6C2rq9FZI__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.js
pragma
no-cache
accept-encoding
gzip, deflate, br
accept-language
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user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
*/*
cache-control
no-cache
sec-fetch-dest
script
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
hit
date
Thu, 22 Jul 2021 20:20:30 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
745393
cf-ray
672f5eb83f141d0e-CPH
x-varnish-ttl
475.192
content-length
59559
x-highwire-smart-code
pnas_production
last-modified
Wed, 14 Jul 2021 04:08:53 GMT
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
671306790 670552867
via
1.1 varnish
x-highwire-sitecode
pnas
cache-control
public, max-age=31449600
accept-ranges
bytes
content-type
application/javascript
expires
Thu, 21 Jul 2022 20:20:30 GMT
js__AbgteLDZrVyDoajsR0xApPhhnomcPjhLCAOXtOVfDDw__WPK4ILp2hILKztWD1Px3rIvEtMR753tWSp19Ze2t0t0__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.js
www.pnas.org/sites/default/files/advagg_js/ 		14 KB
6 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.pnas.org/sites/default/files/advagg_js/js__AbgteLDZrVyDoajsR0xApPhhnomcPjhLCAOXtOVfDDw__WPK4ILp2hILKztWD1Px3rIvEtMR753tWSp19Ze2t0t0__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.js
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Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/advagg_js/js__AbgteLDZrVyDoajsR0xApPhhnomcPjhLCAOXtOVfDDw__WPK4ILp2hILKztWD1Px3rIvEtMR753tWSp19Ze2t0t0__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.js
pragma
no-cache
cookie
has_js=1
accept-encoding
gzip, deflate, br
accept-language
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user-agent
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sec-fetch-mode
no-cors
accept
*/*
cache-control
no-cache
sec-fetch-dest
script
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
hit
date
Thu, 22 Jul 2021 20:20:30 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
52246
cf-ray
672f5ebb6e441d0e-CPH
x-varnish-ttl
280.646
content-length
5824
x-highwire-smart-code
pnas_production
last-modified
Wed, 14 Jul 2021 04:08:53 GMT
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
1742317133 1741523147
via
1.1 varnish
x-highwire-sitecode
pnas
cache-control
public, max-age=31449600
accept-ranges
bytes
content-type
application/javascript
expires
Thu, 21 Jul 2022 20:20:30 GMT
loader.js
cdn.foxycart.com/pnas.ecommerce.highwire.org/ 		1 KB
756 B 		Script
General
Check archive.org
Download Go to
Full URL
https://cdn.foxycart.com/pnas.ecommerce.highwire.org/loader.js
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.225.74.30 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-13-225-74-30.fra2.r.cloudfront.net
Software
nginx /
Resource Hash
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Request headers

Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 22 Jul 2021 15:36:03 GMT
content-encoding
gzip
server
nginx
age
17067
vary
Accept-Encoding
x-cache
Hit from cloudfront
foxy
app
via
1.1 71dbd5706c5b0c7b733248e1171f2d4f.cloudfront.net (CloudFront)
cache-control
max-age=90, s-maxage=21600, public
x-amz-cf-pop
FRA2-C2
content-type
application/x-javascript
x-amz-cf-id
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logo-pnas-white-header2x.png
www.pnas.org/sites/default/files/ 		12 KB
12 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.pnas.org/sites/default/files/logo-pnas-white-header2x.png
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/logo-pnas-white-header2x.png
pragma
no-cache
cookie
has_js=1
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
miss
date
Thu, 22 Jul 2021 20:20:30 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
571358
cf-polished
origSize=23563
content-type
image/png
x-varnish-ttl
0
content-length
12432
x-highwire-smart-code
pnas_production
last-modified
Fri, 17 Nov 2017 18:00:01 GMT
server
cloudflare
etag
"5c0b-55e3181676a40"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
3033573447
x-highwire-sitecode
pnas
expires
Thu, 05 Aug 2021 20:20:30 GMT
cache-control
public, max-age=1209600
accept-ranges
bytes
cf-ray
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www.pnas.org/sites/default/files/styles/hwfeat_slide_img_col_normal/public/ 		236 KB
236 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.pnas.org/sites/default/files/styles/hwfeat_slide_img_col_normal/public/marketing_sustaining_the_commons_carousel.png?itok=zVEuzy5p&timestamp=1626799109
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/styles/hwfeat_slide_img_col_normal/public/marketing_sustaining_the_commons_carousel.png?itok=zVEuzy5p&timestamp=1626799109
pragma
no-cache
cookie
has_js=1
accept-encoding
gzip, deflate, br
accept-language
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sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
date
Thu, 22 Jul 2021 20:20:30 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
185711
cf-polished
origSize=271301
content-type
image/png
x-varnish-ttl
content-length
241431
x-highwire-smart-code
pnas_production
last-modified
Tue, 20 Jul 2021 16:38:35 GMT
server
cloudflare
etag
"423c5-5c790af5ed8c0"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
825254315
x-highwire-sitecode
pnas
expires
Thu, 05 Aug 2021 20:20:30 GMT
cache-control
public, max-age=1209600
accept-ranges
bytes
cf-ray
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cf-bgj
imgq:100,h2pri
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www.pnas.org/sites/default/files/styles/hwfeat_slide_img_col_normal/public/ 		231 KB
232 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.pnas.org/sites/default/files/styles/hwfeat_slide_img_col_normal/public/coverbanner_1.png?itok=6-CJu9X6&timestamp=1626878975
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/styles/hwfeat_slide_img_col_normal/public/coverbanner_1.png?itok=6-CJu9X6&timestamp=1626878975
pragma
no-cache
cookie
has_js=1
accept-encoding
gzip, deflate, br
accept-language
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user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
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referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
date
Thu, 22 Jul 2021 20:20:30 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
105527
cf-polished
origSize=265148
content-type
image/png
x-varnish-ttl
content-length
236730
x-highwire-smart-code
pnas_production
last-modified
Wed, 21 Jul 2021 14:49:39 GMT
server
cloudflare
etag
"40bbc-5c7a347a2c6c0"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
307610624
x-highwire-sitecode
pnas
expires
Thu, 05 Aug 2021 20:20:30 GMT
cache-control
public, max-age=1209600
accept-ranges
bytes
cf-ray
672f5ebb7e4a1d0e-CPH
cf-bgj
imgq:100,h2pri
PNAS-Carousel.png
www.pnas.org/sites/default/files/styles/hwfeat_slide_img_col_normal/public/ 		178 KB
178 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.pnas.org/sites/default/files/styles/hwfeat_slide_img_col_normal/public/PNAS-Carousel.png?itok=5ssUAEAQ&timestamp=1532526780
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/styles/hwfeat_slide_img_col_normal/public/PNAS-Carousel.png?itok=5ssUAEAQ&timestamp=1532526780
pragma
no-cache
cookie
has_js=1
accept-encoding
gzip, deflate, br
accept-language
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user-agent
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sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
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Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
date
Thu, 22 Jul 2021 20:20:30 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
563462
cf-polished
origSize=215040
content-type
image/png
x-varnish-ttl
content-length
182374
x-highwire-smart-code
pnas_production
last-modified
Wed, 05 May 2021 22:43:00 GMT
server
cloudflare
etag
"34800-5c19ceaafc500"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
2122450832
x-highwire-sitecode
pnas
expires
Thu, 05 Aug 2021 20:20:30 GMT
cache-control
public, max-age=1209600
accept-ranges
bytes
cf-ray
672f5ebb7e4d1d0e-CPH
cf-bgj
imgq:100,h2pri
media_072021.jpg
www.pnas.org/sites/default/files/styles/hwfeat_slide_img_col_normal/public/ 		5 KB
6 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.pnas.org/sites/default/files/styles/hwfeat_slide_img_col_normal/public/media_072021.jpg?itok=pyItYFu3&timestamp=1626799230
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/styles/hwfeat_slide_img_col_normal/public/media_072021.jpg?itok=pyItYFu3&timestamp=1626799230
pragma
no-cache
cookie
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accept-encoding
gzip, deflate, br
accept-language
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user-agent
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sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
date
Thu, 22 Jul 2021 20:20:30 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
185711
cf-polished
origSize=7315
content-type
image/jpeg
x-varnish-ttl
content-length
5522
x-highwire-smart-code
pnas_production
last-modified
Tue, 20 Jul 2021 16:40:36 GMT
server
cloudflare
etag
"1c93-5c790b6952900"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
1896299845
x-highwire-sitecode
pnas
expires
Thu, 05 Aug 2021 20:20:30 GMT
cache-control
public, max-age=1209600
accept-ranges
bytes
cf-ray
672f5ebb7e501d0e-CPH
cf-bgj
imgq:100,h2pri
sc-2021-7-15-220.png
www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/ 		127 KB
127 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/sc-2021-7-15-220.png?itok=9IcJrLdm
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/styles/medium/public/additional-assets/featured-item/sc-2021-7-15-220.png?itok=9IcJrLdm
pragma
no-cache
cookie
has_js=1
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
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referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
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Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
date
Thu, 22 Jul 2021 20:20:30 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
615524
cf-polished
origSize=147344
content-type
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x-varnish-ttl
content-length
129554
x-highwire-smart-code
pnas_production
last-modified
Thu, 15 Jul 2021 17:19:10 GMT
server
cloudflare
etag
"23f90-5c72cab4d1f80"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
709678452
x-highwire-sitecode
pnas
expires
Thu, 05 Aug 2021 20:20:30 GMT
cache-control
public, max-age=1209600
accept-ranges
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cf-ray
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cf-bgj
imgq:100,h2pri
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www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/ 		77 KB
77 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/jcb-2021-07-19-220.png?itok=zSki4b7w
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/styles/medium/public/additional-assets/featured-item/jcb-2021-07-19-220.png?itok=zSki4b7w
pragma
no-cache
cookie
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accept-encoding
gzip, deflate, br
accept-language
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user-agent
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sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
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:authority
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referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
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Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
date
Thu, 22 Jul 2021 20:20:30 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
268044
cf-polished
origSize=79788
content-type
image/png
x-varnish-ttl
content-length
78428
x-highwire-smart-code
pnas_production
last-modified
Mon, 19 Jul 2021 17:51:55 GMT
server
cloudflare
etag
"137ac-5c77d97ca24c0"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
802380690
x-highwire-sitecode
pnas
expires
Thu, 05 Aug 2021 20:20:30 GMT
cache-control
public, max-age=1209600
accept-ranges
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cf-ray
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cf-bgj
imgq:100,h2pri
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www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/ 		116 KB
117 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/iw-220.png?itok=X_R-6LcM
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/styles/medium/public/additional-assets/featured-item/iw-220.png?itok=X_R-6LcM
pragma
no-cache
cookie
has_js=1
accept-encoding
gzip, deflate, br
accept-language
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user-agent
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sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
date
Thu, 22 Jul 2021 20:20:30 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
614820
cf-polished
origSize=119774
content-type
image/png
x-varnish-ttl
content-length
119177
x-highwire-smart-code
pnas_production
last-modified
Thu, 15 Jul 2021 17:18:36 GMT
server
cloudflare
etag
"1d3de-5c72ca9465300"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
709938836
x-highwire-sitecode
pnas
expires
Thu, 05 Aug 2021 20:20:30 GMT
cache-control
public, max-age=1209600
accept-ranges
bytes
cf-ray
672f5ebb8e711d0e-CPH
cf-bgj
imgq:100,h2pri
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www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/ 		5 KB
5 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/pitn-1-07-19-220.jpg?itok=5kYYpNbb
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/styles/medium/public/additional-assets/featured-item/pitn-1-07-19-220.jpg?itok=5kYYpNbb
pragma
no-cache
cookie
has_js=1
accept-encoding
gzip, deflate, br
accept-language
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user-agent
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sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
date
Thu, 22 Jul 2021 20:20:30 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
284441
cf-polished
origSize=5295
content-type
image/jpeg
x-varnish-ttl
content-length
4760
x-highwire-smart-code
pnas_production
last-modified
Mon, 19 Jul 2021 13:19:46 GMT
server
cloudflare
etag
"14af-5c779ca816080"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
796465802
x-highwire-sitecode
pnas
expires
Thu, 05 Aug 2021 20:20:30 GMT
cache-control
public, max-age=1209600
accept-ranges
bytes
cf-ray
672f5ebb8e741d0e-CPH
cf-bgj
imgq:100,h2pri
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www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/ 		6 KB
6 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/pitn-2-07-19-220.jpg?itok=A65rUsG5
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/styles/medium/public/additional-assets/featured-item/pitn-2-07-19-220.jpg?itok=A65rUsG5
pragma
no-cache
cookie
has_js=1
accept-encoding
gzip, deflate, br
accept-language
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user-agent
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sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
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:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
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Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
date
Thu, 22 Jul 2021 20:20:30 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
284348
cf-polished
origSize=6404
content-type
image/jpeg
x-varnish-ttl
content-length
5983
x-highwire-smart-code
pnas_production
last-modified
Mon, 19 Jul 2021 13:21:19 GMT
server
cloudflare
etag
"1904-5c779d00c71c0"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
796493586
x-highwire-sitecode
pnas
expires
Thu, 05 Aug 2021 20:20:30 GMT
cache-control
public, max-age=1209600
accept-ranges
bytes
cf-ray
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cf-bgj
imgq:100,h2pri
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www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/ 		10 KB
10 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/pitn-3-07-19-220.jpg?itok=ckolgfyD
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/styles/medium/public/additional-assets/featured-item/pitn-3-07-19-220.jpg?itok=ckolgfyD
pragma
no-cache
cookie
has_js=1
accept-encoding
gzip, deflate, br
accept-language
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user-agent
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sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
date
Thu, 22 Jul 2021 20:20:30 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
284183
cf-polished
origSize=11211
content-type
image/jpeg
x-varnish-ttl
content-length
10390
x-highwire-smart-code
pnas_production
last-modified
Mon, 19 Jul 2021 13:22:51 GMT
server
cloudflare
etag
"2bcb-5c779d58840c0"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
1867558369
x-highwire-sitecode
pnas
expires
Thu, 05 Aug 2021 20:20:30 GMT
cache-control
public, max-age=1209600
accept-ranges
bytes
cf-ray
672f5ebb8e791d0e-CPH
cf-bgj
imgq:100,h2pri
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www.pnas.org/sites/default/files/styles/large/public/highwire/pnas/118/ 		8 KB
8 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.pnas.org/sites/default/files/styles/large/public/highwire/pnas/118/29.cover-source.jpg?itok=nHinR6bP
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/styles/large/public/highwire/pnas/118/29.cover-source.jpg?itok=nHinR6bP
pragma
no-cache
cookie
has_js=1
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
date
Thu, 22 Jul 2021 20:20:30 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
659859
cf-polished
origSize=10850
content-type
image/jpeg
x-varnish-ttl
content-length
7903
x-highwire-smart-code
pnas_production
last-modified
Sat, 10 Jul 2021 12:29:23 GMT
server
cloudflare
etag
"2a62-5c6c409bfaec0"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
916241030
x-highwire-sitecode
pnas
expires
Thu, 05 Aug 2021 20:20:30 GMT
cache-control
public, max-age=1209600
accept-ranges
bytes
cf-ray
672f5ebb8e7b1d0e-CPH
cf-bgj
imgq:100,h2pri
horizontal-slim-10_7.css
cdn-images.mailchimp.com/embedcode/ 		2 KB
1 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://cdn-images.mailchimp.com/embedcode/horizontal-slim-10_7.css
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
13.226.152.108 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-13-226-152-108.dus51.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
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Request headers

Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 22 Jul 2021 00:33:37 GMT
Content-Encoding
gzip
Last-Modified
Wed, 16 Dec 2015 16:21:55 GMT
Server
AmazonS3
Age
71224
ETag
W/"bd21b0313fe7dc2b8ac08955a7ef1209"
Vary
Accept-Encoding
X-Cache
Hit from cloudfront
Content-Type
text/css
Via
1.1 50f438df6dbb947f3e4702890bc9cc06.cloudfront.net (CloudFront)
Connection
keep-alive
Transfer-Encoding
chunked
X-Amz-Cf-Pop
DUS51-C1
X-Amz-Cf-Id
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podcast-07-12-220.jpg
www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/ 		9 KB
9 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/podcast-07-12-220.jpg?itok=QalFgK69
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/styles/medium/public/additional-assets/featured-item/podcast-07-12-220.jpg?itok=QalFgK69
pragma
no-cache
cookie
has_js=1
accept-encoding
gzip, deflate, br
accept-language
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user-agent
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sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
date
Thu, 22 Jul 2021 20:20:30 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
888422
cf-polished
origSize=9541
content-type
image/jpeg
x-varnish-ttl
content-length
8822
x-highwire-smart-code
pnas_production
last-modified
Mon, 12 Jul 2021 13:27:17 GMT
server
cloudflare
etag
"2545-5c6ed147f7740"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
631956922
x-highwire-sitecode
pnas
expires
Thu, 05 Aug 2021 20:20:30 GMT
cache-control
public, max-age=1209600
accept-ranges
bytes
cf-ray
672f5ebb8e7e1d0e-CPH
cf-bgj
imgq:100,h2pri
profile-87-220.jpg
www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/ 		8 KB
8 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/profile-87-220.jpg?itok=jjQeYt5e
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
86f843cdf1eb4e902fb0f397ff308fd352f1a4cca39245677fed56624cd41915
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/styles/medium/public/additional-assets/featured-item/profile-87-220.jpg?itok=jjQeYt5e
pragma
no-cache
cookie
has_js=1
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
date
Thu, 22 Jul 2021 20:20:30 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
283610
cf-polished
origSize=8621
content-type
image/jpeg
x-varnish-ttl
content-length
7941
x-highwire-smart-code
pnas_production
last-modified
Mon, 19 Jul 2021 13:24:59 GMT
server
cloudflare
etag
"21ad-5c779dd2960c0"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
796707130
x-highwire-sitecode
pnas
expires
Thu, 05 Aug 2021 20:20:30 GMT
cache-control
public, max-age=1209600
accept-ranges
bytes
cf-ray
672f5ebb8e7f1d0e-CPH
cf-bgj
imgq:100,h2pri
loading.gif
www.pnas.org/sites/all/modules/contrib/panels_ajax_tab/images/ 		1 KB
1 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.pnas.org/sites/all/modules/contrib/panels_ajax_tab/images/loading.gif
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
d80677feb06d7e806718485ae8a3b94f23e63bcc1a0f4cbe477ad0d1d8a01bc4
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/all/modules/contrib/panels_ajax_tab/images/loading.gif
pragma
no-cache
cookie
has_js=1
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
miss
date
Thu, 22 Jul 2021 20:20:30 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
571358
cf-polished
origSize=1341
content-type
image/gif
x-varnish-ttl
0
content-length
1170
x-highwire-smart-code
pnas_production
last-modified
Mon, 31 May 2021 07:00:41 GMT
server
cloudflare
etag
"53d-5c39ac892d840"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
1652495460
x-highwire-sitecode
pnas
expires
Thu, 05 Aug 2021 20:20:30 GMT
cache-control
public, max-age=1209600
accept-ranges
bytes
cf-ray
672f5ebb8e801d0e-CPH
cf-bgj
imgq:100,h2pri
pnas_2x.png
www.pnas.org/sites/default/files/ 		7 KB
7 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.pnas.org/sites/default/files/pnas_2x.png
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
14dde061da724e74bdb268536f818e046d8a2ef6203e9d51a37b7211ee54a728
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/pnas_2x.png
pragma
no-cache
cookie
has_js=1
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
miss
date
Thu, 22 Jul 2021 20:20:30 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
571358
cf-polished
origSize=9989
content-type
image/png
x-varnish-ttl
0
content-length
6989
x-highwire-smart-code
pnas_production
last-modified
Mon, 11 Sep 2017 19:13:35 GMT
server
cloudflare
etag
"2705-558eeb92195c0"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
1016050824
x-highwire-sitecode
pnas
expires
Thu, 05 Aug 2021 20:20:30 GMT
cache-control
public, max-age=1209600
accept-ranges
bytes
cf-ray
672f5ebb8e811d0e-CPH
cf-bgj
imgq:100,h2pri
logo_small_hw_white.png
www.pnas.org/sites/all/modules/highwire/highwire/plugins/content_types/images/ 		1 KB
2 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.pnas.org/sites/all/modules/highwire/highwire/plugins/content_types/images/logo_small_hw_white.png
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e5f0396fcfdca8818956455c64c9ff0a22146542b29e6e3953f4bd38af95bdf6
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/all/modules/highwire/highwire/plugins/content_types/images/logo_small_hw_white.png
pragma
no-cache
cookie
has_js=1
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
miss
date
Thu, 22 Jul 2021 20:20:30 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
572330
cf-polished
status=not_needed
content-type
image/png
x-varnish-ttl
0
content-length
1524
x-highwire-smart-code
pnas_production
last-modified
Wed, 14 Jul 2021 01:42:38 GMT
server
cloudflare
etag
"5f4-5c70b7827df80"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
722435797
x-highwire-sitecode
pnas
expires
Thu, 05 Aug 2021 20:20:30 GMT
cache-control
public, max-age=1209600
accept-ranges
bytes
cf-ray
672f5ebb8e821d0e-CPH
cf-bgj
imgq:100,h2pri
logo-nas-white-footer1.png
www.pnas.org/sites/default/files/additional-assets/advanced-pages/ 		1 KB
1 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://www.pnas.org/sites/default/files/additional-assets/advanced-pages/logo-nas-white-footer1.png
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e2aeb4d2abd81db2ffecbe0327f61d62630cfd0f1d0385daf0c09bdc493db217
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/additional-assets/advanced-pages/logo-nas-white-footer1.png
pragma
no-cache
cookie
has_js=1
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
hit
date
Thu, 22 Jul 2021 20:20:30 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
264229
cf-polished
origSize=3288
content-type
image/png
x-varnish-ttl
1161.375
content-length
1320
x-highwire-smart-code
pnas_production
last-modified
Wed, 14 Feb 2018 16:31:02 GMT
server
cloudflare
etag
"cd8-5652ea30d1d80"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
1942616398 1941956895
x-highwire-sitecode
pnas
expires
Thu, 05 Aug 2021 20:20:30 GMT
cache-control
public, max-age=1209600
accept-ranges
bytes
cf-ray
672f5ebb8e831d0e-CPH
cf-bgj
imgq:100,h2pri
js__vbQwZ73SX3evUEnyHfIdkdefjmaibJvWpRz5fkek_AA__3cfWQW8vgZoQX3crzEajjgl0b4gUuju12Vx6v9V_Fvc__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.js
www.pnas.org/sites/default/files/advagg_js/ 		3 KB
1 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.pnas.org/sites/default/files/advagg_js/js__vbQwZ73SX3evUEnyHfIdkdefjmaibJvWpRz5fkek_AA__3cfWQW8vgZoQX3crzEajjgl0b4gUuju12Vx6v9V_Fvc__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.js
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
fd8f44ebe572f511cd4ee0ca9526dc0b06c2f706ffdba9673c8714b03d055353
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/advagg_js/js__vbQwZ73SX3evUEnyHfIdkdefjmaibJvWpRz5fkek_AA__3cfWQW8vgZoQX3crzEajjgl0b4gUuju12Vx6v9V_Fvc__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.js
pragma
no-cache
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
*/*
cache-control
no-cache
sec-fetch-dest
script
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
hit
date
Thu, 22 Jul 2021 20:20:30 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
746038
cf-ray
672f5eb97a501d0e-CPH
x-varnish-ttl
265.634
content-length
1332
x-highwire-smart-code
pnas_production
last-modified
Wed, 14 Jul 2021 04:08:53 GMT
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
671306824 670508430
via
1.1 varnish
x-highwire-sitecode
pnas
cache-control
public, max-age=31449600
accept-ranges
bytes
content-type
application/javascript
expires
Thu, 21 Jul 2022 20:20:30 GMT
video_inline.min.js
pnas-movie.glencoesoftware.com/static/ 		303 KB
303 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://pnas-movie.glencoesoftware.com/static/video_inline.min.js
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
HTTP/1.1
Security
TLS 1.2, ECDHE_RSA, AES_256_GCM
Server
52.71.47.244 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-52-71-47-244.compute-1.amazonaws.com
Software
nginx/1.16.1 /
Resource Hash
1f3321e2d66280728c7552cbcff1fd88c3adfe36bfdbe5f561ad10c817caed83

Request headers

Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

Date
Thu, 22 Jul 2021 20:20:30 GMT
Last-Modified
Mon, 19 Apr 2021 11:41:44 GMT
Server
nginx/1.16.1
ETag
"607d6c78-4bc7a"
Content-Type
application/javascript
Access-Control-Allow-Origin
*
Connection
keep-alive
Accept-Ranges
bytes
Content-Length
310394
js__h_aqoQncHEWyIuodQMPVv1aDn89PsQwnS3PC7VR-a6k__Rk8Uv3Ul9tF25UHCuX6ufCpP_gRDtImUxcuyg67YJc8__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.js
www.pnas.org/sites/default/files/advagg_js/ 		1 KB
561 B 		Script
General
Check archive.org
Download Go to
Full URL
https://www.pnas.org/sites/default/files/advagg_js/js__h_aqoQncHEWyIuodQMPVv1aDn89PsQwnS3PC7VR-a6k__Rk8Uv3Ul9tF25UHCuX6ufCpP_gRDtImUxcuyg67YJc8__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.js
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
e1c7c6787bf3df2ac129b1772dd1bd552c9456897518a84b354d295c6c3fb2ff
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/advagg_js/js__h_aqoQncHEWyIuodQMPVv1aDn89PsQwnS3PC7VR-a6k__Rk8Uv3Ul9tF25UHCuX6ufCpP_gRDtImUxcuyg67YJc8__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.js
pragma
no-cache
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
*/*
cache-control
no-cache
sec-fetch-dest
script
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
hit
date
Thu, 22 Jul 2021 20:20:30 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
749340
cf-ray
672f5ebb4e081d0e-CPH
x-varnish-ttl
3519.384
content-length
461
x-highwire-smart-code
pnas_production
last-modified
Wed, 14 Jul 2021 04:08:53 GMT
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
670526257 670509156
via
1.1 varnish
x-highwire-sitecode
pnas
cache-control
public, max-age=31449600
accept-ranges
bytes
content-type
application/javascript
expires
Thu, 21 Jul 2022 20:20:30 GMT
js__Jd5dsvNznZMdglFu8sSni1wCsUfzvQbApHPAZwt5TY4__65Mqa1DMRwcSvPxjJEn6BXgMm-ckF3oOvkUTG9HRADI__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.js
www.pnas.org/sites/default/files/advagg_js/ 		9 KB
3 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.pnas.org/sites/default/files/advagg_js/js__Jd5dsvNznZMdglFu8sSni1wCsUfzvQbApHPAZwt5TY4__65Mqa1DMRwcSvPxjJEn6BXgMm-ckF3oOvkUTG9HRADI__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.js
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
df9b5563f41119eaea36f000a7897ad11aa0aa0451b60cd364c54d23bfbc3f37
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/advagg_js/js__Jd5dsvNznZMdglFu8sSni1wCsUfzvQbApHPAZwt5TY4__65Mqa1DMRwcSvPxjJEn6BXgMm-ckF3oOvkUTG9HRADI__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.js
pragma
no-cache
cookie
has_js=1
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
*/*
cache-control
no-cache
sec-fetch-dest
script
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
hit
date
Thu, 22 Jul 2021 20:20:30 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
749339
cf-ray
672f5ebb8e871d0e-CPH
x-varnish-ttl
3520.122
content-length
2503
x-highwire-smart-code
pnas_production
last-modified
Wed, 14 Jul 2021 04:08:53 GMT
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
1741537716 1741520107
via
1.1 varnish
x-highwire-sitecode
pnas
cache-control
public, max-age=31449600
accept-ranges
bytes
content-type
application/javascript
expires
Thu, 21 Jul 2022 20:20:30 GMT
js__WcTpt-w0y1FyXrxZNriX8Ts1KjsFTDpdvZaw9yhRn24__aFJpdvsZPb1v9rWrq-WXbz_WQ9IThQN-mFTCdm1cfXc__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.js
www.pnas.org/sites/default/files/advagg_js/ 		13 KB
3 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.pnas.org/sites/default/files/advagg_js/js__WcTpt-w0y1FyXrxZNriX8Ts1KjsFTDpdvZaw9yhRn24__aFJpdvsZPb1v9rWrq-WXbz_WQ9IThQN-mFTCdm1cfXc__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.js
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
f5468cf86286e0b48ce8c422aac51860398b1e37a25978fc32e4b88d92915c15
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/advagg_js/js__WcTpt-w0y1FyXrxZNriX8Ts1KjsFTDpdvZaw9yhRn24__aFJpdvsZPb1v9rWrq-WXbz_WQ9IThQN-mFTCdm1cfXc__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.js
pragma
no-cache
cookie
has_js=1
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
*/*
cache-control
no-cache
sec-fetch-dest
script
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
hit
date
Thu, 22 Jul 2021 20:20:30 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
749340
cf-ray
672f5ebb6e421d0e-CPH
x-varnish-ttl
3520.161
content-length
2495
x-highwire-smart-code
pnas_production
last-modified
Wed, 14 Jul 2021 04:08:53 GMT
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
670526260 670509355
via
1.1 varnish
x-highwire-sitecode
pnas
cache-control
public, max-age=31449600
accept-ranges
bytes
content-type
application/javascript
expires
Thu, 21 Jul 2022 20:20:30 GMT
analytics.js
www.google-analytics.com/ 		48 KB
20 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.google-analytics.com/analytics.js
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:828::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
73d6a5ea11fb7bf6e6a6ccd44b1635d52c79b0a00623d0387c9dddd4b7c68e89
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

strict-transport-security
max-age=10886400; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Wed, 09 Jun 2021 17:36:57 GMT
server
Golfe2
age
282
date
Thu, 22 Jul 2021 20:15:48 GMT
vary
Accept-Encoding
content-type
text/javascript
cache-control
public, max-age=7200
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
19661
expires
Thu, 22 Jul 2021 22:15:48 GMT
gtm.js
www.googletagmanager.com/ 		155 KB
53 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://www.googletagmanager.com/gtm.js?id=GTM-NDVQMQ4
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:4001:82b::2008 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
ded92bdf4e665e7c909ab58386632e62905e94f39bd7a8071a3d84a9e8c345fd
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

date
Thu, 22 Jul 2021 20:20:30 GMT
content-encoding
br
vary
Accept-Encoding
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
53850
x-xss-protection
0
last-modified
Thu, 22 Jul 2021 19:26:04 GMT
server
Google Tag Manager
strict-transport-security
max-age=31536000; includeSubDomains
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
*
cache-control
private, max-age=900
access-control-allow-credentials
true
access-control-allow-headers
Cache-Control
expires
Thu, 22 Jul 2021 20:20:30 GMT
fontawesome-webfont.woff
www.pnas.org/sites/all/themes/shared/pnas/css/base/icons/font/ 		43 KB
43 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://www.pnas.org/sites/all/themes/shared/pnas/css/base/icons/font/fontawesome-webfont.woff?v=3.2.1
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/sites/default/files/advagg_css/css__6ndisrWswCEYChmP3TmLL37NlPsLGD0UG4fLMlswUWM__WdpwB5R2WlgcVAMVIrycpLQ_fqbrdDM4hRXoNkV3F6M__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.css
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
97aa2b34732c852c83a87a12c82d2231892fb82470f53271cdd612587b12bb22
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

sec-fetch-mode
cors
origin
https://www.pnas.org
accept-encoding
gzip, deflate, br
accept-language
en-US
sec-fetch-dest
font
cookie
has_js=1
:path
/sites/all/themes/shared/pnas/css/base/icons/font/fontawesome-webfont.woff?v=3.2.1
pragma
no-cache
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
accept
*/*
cache-control
no-cache
:authority
www.pnas.org
referer
https://www.pnas.org/sites/default/files/advagg_css/css__6ndisrWswCEYChmP3TmLL37NlPsLGD0UG4fLMlswUWM__WdpwB5R2WlgcVAMVIrycpLQ_fqbrdDM4hRXoNkV3F6M__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.css
:scheme
https
sec-fetch-site
same-origin
:method
GET
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https://www.pnas.org
Referer
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User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
date
Thu, 22 Jul 2021 20:20:30 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
571358
cf-ray
672f5ebbaea61d0e-CPH
x-varnish-ttl
content-encoding
gzip
x-highwire-smart-code
pnas_production
last-modified
Mon, 07 Jun 2021 08:16:37 GMT
server
cloudflare
etag
W/"aa34-5c428a9058340"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
801297756
access-control-allow-origin
*
x-highwire-sitecode
pnas
cache-control
public, max-age=1209600
content-type
text/plain; charset=UTF-8
expires
Thu, 05 Aug 2021 20:20:30 GMT
collect
www.google-analytics.com/j/ 		4 B
24 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://www.google-analytics.com/j/collect?v=1&_v=j91&aip=1&a=524443454&t=pageview&_s=1&dl=https%3A%2F%2Fwww.pnas.org%2F&ul=en-us&de=UTF-8&dt=PNAS&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=YEBAAEABAAAAAC~&jid=370496765&gjid=66649365&cid=2116517801.1626985231&tid=UA-677185-1&_gid=2139542584.1626985231&_r=1&_slc=1&z=656456872
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:828::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
aec60bc104db041b1512185839f18f52986df7e569e5445f740dd60f763fbca8
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
date
Thu, 22 Jul 2021 20:20:30 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://www.pnas.org
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
4
expires
Fri, 01 Jan 1990 00:00:00 GMT
collect
www.google-analytics.com/j/ 		4 B
24 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://www.google-analytics.com/j/collect?v=1&_v=j91&a=524443454&t=pageview&_s=1&dl=https%3A%2F%2Fwww.pnas.org%2F&ul=en-us&de=UTF-8&dt=PNAS&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=YEDAAEABAAAAAC~&jid=1286236703&gjid=1107415760&cid=2116517801.1626985231&tid=UA-189672-21&_gid=2139542584.1626985231&_r=1&_slc=1&z=1813150105
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:828::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
aec60bc104db041b1512185839f18f52986df7e569e5445f740dd60f763fbca8
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
date
Thu, 22 Jul 2021 20:20:30 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://www.pnas.org
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
4
expires
Fri, 01 Jan 1990 00:00:00 GMT
collect
stats.g.doubleclick.net/j/ 		4 B
432 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://stats.g.doubleclick.net/j/collect?t=dc&aip=1&_r=3&v=1&_v=j91&tid=UA-677185-1&cid=2116517801.1626985231&jid=370496765&gjid=66649365&_gid=2139542584.1626985231&_u=YEBAAEAAAAAAAC~&z=636575328
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:400c:c04::9c Brussels, Belgium, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
84e01419bd81f32ac6df0f75f49c604fda9172000a3ae432b3c47b2a6a712d80
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
strict-transport-security
max-age=10886400; includeSubDomains; preload
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
date
Thu, 22 Jul 2021 20:20:30 GMT
content-type
text/plain
access-control-allow-origin
https://www.pnas.org
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length
4
expires
Fri, 01 Jan 1990 00:00:00 GMT
collect
stats.g.doubleclick.net/j/ 		1 B
69 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://stats.g.doubleclick.net/j/collect?t=dc&aip=1&_r=3&v=1&_v=j91&tid=UA-189672-21&cid=2116517801.1626985231&jid=1286236703&gjid=1107415760&_gid=2139542584.1626985231&_u=YEDAAEABAAAAAC~&z=987217769
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a00:1450:400c:c04::9c Brussels, Belgium, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
Security Headers
Name Value
Strict-Transport-Security max-age=10886400; includeSubDomains; preload
X-Content-Type-Options nosniff

Request headers

Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
strict-transport-security
max-age=10886400; includeSubDomains; preload
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
date
Thu, 22 Jul 2021 20:20:30 GMT
content-type
text/plain
access-control-allow-origin
https://www.pnas.org
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000
content-length
1
expires
Fri, 01 Jan 1990 00:00:00 GMT
collect
www.google-analytics.com/j/ 		1 B
21 B 		XHR
General
Check archive.org
Download Go to
Full URL
https://www.google-analytics.com/j/collect?v=1&_v=j91&a=524443454&t=pageview&_s=1&dl=https%3A%2F%2Fwww.pnas.org%2F&ul=en-us&de=UTF-8&dt=PNAS&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=aEDAAEABAAAAAC~&jid=901642983&gjid=880873644&cid=2116517801.1626985231&tid=UA-677185-6&_gid=2139542584.1626985231&_r=1&gtm=2wg7l1NDVQMQ4&z=897727980
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
H3-29
Security
QUIC, , AES_128_GCM
Server
2a00:1450:4001:828::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
date
Thu, 22 Jul 2021 20:20:30 GMT
x-content-type-options
nosniff
last-modified
Sun, 17 May 1998 03:00:00 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://www.pnas.org
cache-control
no-cache, no-store, must-revalidate
access-control-allow-credentials
true
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000,h3-T051=":443"; ma=2592000,h3-Q050=":443"; ma=2592000,h3-Q046=":443"; ma=2592000,h3-Q043=":443"; ma=2592000,quic=":443"; ma=2592000; v="46,43"
content-length
1
expires
Fri, 01 Jan 1990 00:00:00 GMT
fbevents.js
connect.facebook.net/en_US/ 		95 KB
25 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://connect.facebook.net/en_US/fbevents.js
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-NDVQMQ4
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2a03:2880:f01c:8012:face:b00c:0:3 Frankfurt am Main, Germany, ASN32934 (FACEBOOK, US),
Reverse DNS
Software
/
Resource Hash
0d17b8a38d3dce6f7357bbc8da105d92c21b6cf1c4b92351ce2b1861b065f2c5
Security Headers
Name Value
Content-Security-Policy default-src facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com data: blob: 'self';script-src *.fbcdn.net *.facebook.net 'unsafe-inline' 'unsafe-eval' blob: data: 'self';style-src data: blob: 'unsafe-inline' facebook.net *.facebook.net fbcdn.net *.fbcdn.net fbsbx.com *.fbsbx.com;connect-src *.fbcdn.net *.facebook.net attachment.fbsbx.com blob: 'self';block-all-mixed-content;upgrade-insecure-requests;report-uri https://www.facebook.com/csp/reporting/?m=c;
Strict-Transport-Security max-age=31536000; preload; includeSubDomains
X-Content-Type-Options nosniff
X-Frame-Options DENY
X-Xss-Protection 0

Request headers

Referer
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Full URL
https://img.icons8.com/color/16/000000/google-logo.png
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General
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Download Go to
Full URL
https://cdn.foxycart.com/pnas.ecommerce.highwire.org/foxycart.jsonp.sidecart.min.1626403836.js
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Host: cdn.foxycart.com
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General
Check archive.org
Download Go to
Full URL
https://cdn.foxycart.com/pnas.ecommerce.highwire.org/responsive_styles.1626745070.css
Requested by
Host: cdn.foxycart.com
URL: https://cdn.foxycart.com/pnas.ecommerce.highwire.org/loader.js
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H2
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Response headers

date
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foxy
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General
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Download Go to
Full URL
https://pnas.ecommerce.highwire.org/cart?cart=get&callback=jQuery182044281749364679235_1626985230610&output=json&_=1626985231471
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Host: www.pnas.org
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Response headers

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content-encoding
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Full URL
https://www.pnas.org/sites/default/files/styles/hwfeat_slide_img_col_wide/public/media_072021.jpg?itok=fHFnvftF&timestamp=1626799230
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server
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General
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Full URL
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server
cloudflare
etag
"669b8-5c790afe82d00"
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vary
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Download Go to Show image
Full URL
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Response headers

x-varnish-cache
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last-modified
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server
cloudflare
etag
"6a575-5c7a347b20900"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
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x-varnish
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184 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
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H2
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cache-control
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188370
x-highwire-smart-code
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last-modified
Wed, 05 May 2021 22:48:59 GMT
server
cloudflare
etag
"34abc-5c19d0015acc0"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
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x-varnish
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8 KB 		Image
General
Check archive.org
Download Go to Show image
Full URL
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https://www.pnas.org/
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sec-fetch-site
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Response headers

x-varnish-cache
date
Thu, 22 Jul 2021 20:20:32 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
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age
43819
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content-type
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x-highwire-smart-code
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last-modified
Tue, 20 Jul 2021 16:41:00 GMT
server
cloudflare
etag
"2a39-5c790b8035f00"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
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x-highwire-sitecode
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expires
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cache-control
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cf-ray
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147 B 		Image
General
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Download Go to Show image
Full URL
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Request headers

Referer
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Response headers

date
Thu, 22 Jul 2021 20:20:32 GMT
last-modified
Fri, 21 Dec 2012 00:00:01 GMT
server
proxygen-bolt
strict-transport-security
max-age=31536000; includeSubDomains
content-type
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cache-control
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expires
Thu, 22 Jul 2021 20:20:32 GMT
marketing_sustaining_the_commons_carousel.png
www.pnas.org/sites/default/files/styles/hwfeat_slide_img_col_wide/public/ 		365 KB
366 KB 		Image
General
Check archive.org
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Full URL
https://www.pnas.org/sites/default/files/styles/hwfeat_slide_img_col_wide/public/marketing_sustaining_the_commons_carousel.png?itok=I_3DZEpG&timestamp=1626799109
Requested by
Host: www.pnas.org
URL: https://www.pnas.org/sites/default/files/advagg_js/js__AbgteLDZrVyDoajsR0xApPhhnomcPjhLCAOXtOVfDDw__WPK4ILp2hILKztWD1Px3rIvEtMR753tWSp19Ze2t0t0__irEut2Cr5a5qzyYEy6U9w9aSqi_pPdZlovRQsQJr3-M.js
Protocol
H2
Security
TLS 1.2, ECDHE_ECDSA, AES_128_GCM
Server
104.18.8.175 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/styles/hwfeat_slide_img_col_wide/public/marketing_sustaining_the_commons_carousel.png?itok=I_3DZEpG&timestamp=1626799109
pragma
no-cache
accept-encoding
gzip, deflate, br
accept-language
en-US
user-agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36
sec-fetch-mode
no-cors
accept
image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8
cache-control
no-cache
sec-fetch-dest
image
:authority
www.pnas.org
referer
https://www.pnas.org/
:scheme
https
sec-fetch-site
same-origin
:method
GET
Referer
https://www.pnas.org/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.72 Safari/537.36

Response headers

x-varnish-cache
date
Thu, 22 Jul 2021 20:20:41 GMT
via
1.1 varnish
x-content-type-options
nosniff
cf-cache-status
HIT
age
43828
cf-polished
origSize=420280
content-type
image/png
x-varnish-ttl
content-length
373809
x-highwire-smart-code
pnas_production
last-modified
Tue, 20 Jul 2021 16:38:44 GMT
server
cloudflare
etag
"669b8-5c790afe82d00"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
825254824
x-highwire-sitecode
pnas
expires
Thu, 05 Aug 2021 20:20:41 GMT
cache-control
public, max-age=1209600
accept-ranges
bytes
cf-ray
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cf-bgj
imgq:100,h2pri

Verdicts & Comments Add Verdict or Comment

54 JavaScript Global Variables

These are the non-standard "global" variables defined on the window object. These can be helpful in identifying possible client-side frameworks and code.

object| onbeforexrselect object| ontransitionrun object| ontransitionstart object| ontransitioncancel object| cookieStore function| showDirectoryPicker function| showOpenFilePicker function| showSaveFilePicker boolean| originAgentCluster object| trustedTypes boolean| crossOriginIsolated object| Drupal object| FC object| html5 object| Modernizr undefined| $ function| jQuery object| jQuery182044281749364679235 function| yepnope string| GoogleAnalyticsObject function| ga object| dataLayer object| enquire object| lazySizesConfig object| lazySizes function| picturefill object| google_tag_data object| gaplugins object| gaGlobal object| gaData object| google_tag_manager object| fc_css object| fc_script function| fc_loader function| fbq function| _fbq object| _fbq_gtm_ids string| HIPPIO_TEMPLATE object| hippio_lib function| videojs object| vttjs function| VTTRegion function| WebVTT object| Transparency function| hippio_jQuery object| HwCommon function| euCookieComplianceLoadScripts string| eu_cookie_compliance_cookie_name string| $modifiers string| id object| Twig function| twig function| AwesomeComplete undefined| jQuery182044281749364679235_1626985230610

0 Cookies

Security Headers

This page lists any security headers set by the main page. If you want to understand what these mean and how to use them, head on over to this page

Header Value
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN

Indicators

This is a term in the security industry to describe indicators such as IPs, Domains, Hashes, etc. This does not imply that any of these indicate malicious activity.

cdn-images.mailchimp.com
cdn.foxycart.com
connect.facebook.net
img.icons8.com
pnas-movie.glencoesoftware.com
pnas.ecommerce.highwire.org
stats.g.doubleclick.net
www.facebook.com
www.google-analytics.com
www.google.com
www.google.de
www.googletagmanager.com
www.pnas.org
104.18.8.175
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