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

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Submitted URL:
https://www.pnas.org/content/early/2020/06/23/1921186117#fn-group-1
Effective URL:
https://www.pnas.org/content/early/2020/06/23/1921186117
Submission: On July 01 via api (July 1st 2020, 3:15:59 pm UTC) from US

Summary HTTP 87 Redirects Links 27 Behaviour Indicators

Summary

This website contacted 21 IPs in 5 countries across 17 domains to perform 87 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-2 on April 6th 2020. Valid for: 6 months.

This is the only time www.pnas.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
52	104.18.8.175 104.18.8.175	13335 (CLOUDFLAR...) (CLOUDFLARENET)
2	2a04:4e42:1b:... 2a04:4e42:1b::621	54113 (FASTLY) (FASTLY)
4	34.203.165.114 34.203.165.114	14618 (AMAZON-AES) (AMAZON-AES)
3	13.224.102.27 13.224.102.27	16509 (AMAZON-02) (AMAZON-02)
2	216.58.207.36 216.58.207.36	15169 (GOOGLE) (GOOGLE)
1 4	2a00:1450:400... 2a00:1450:4001:818::2004	15169 (GOOGLE) (GOOGLE)
2	13.224.102.3 13.224.102.3	16509 (AMAZON-02) (AMAZON-02)
1	2a00:1450:400... 2a00:1450:4001:816::2003	15169 (GOOGLE) (GOOGLE)
2 4	2a00:1450:400... 2a00:1450:4001:808::200e	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:824::2008	15169 (GOOGLE) (GOOGLE)
1	13.224.102.64 13.224.102.64	16509 (AMAZON-02) (AMAZON-02)
4	2606:2800:234... 2606:2800:234:59:254c:406:2366:268c	15133 (EDGECAST) (EDGECAST)
1	2a03:2880:f12... 2a03:2880:f12d:83:face:b00c:0:25de	32934 (FACEBOOK) (FACEBOOK)
1 2	2a00:1450:400... 2a00:1450:400c:c04::9c	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:818::2003	15169 (GOOGLE) (GOOGLE)
3	104.24.110.69 104.24.110.69	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	104.244.42.136 104.244.42.136	13414 (TWITTER) (TWITTER)
1	13.224.102.100 13.224.102.100	16509 (AMAZON-02) (AMAZON-02)
1	2606:4700:303... 2606:4700:3033::681b:8316	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1	52.217.38.204 52.217.38.204	16509 (AMAZON-02) (AMAZON-02)
87	21

52 104.18.8.175 (United States)

ASN13335 (CLOUDFLARENET, US)

www.pnas.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a04:4e42:1b::621 (Ascension Island)

ASN54113 (FASTLY, US)

cdn.jsdelivr.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 34.203.165.114 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-34-203-165-114.compute-1.amazonaws.com

pnas-movie.glencoesoftware.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
movie-usa.glencoesoftware.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 13.224.102.27 (Seattle, United States)

ASN16509 (AMAZON-02, US)
PTR: server-13-224-102-27.zrh50.r.cloudfront.net

cdn.foxycart.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 216.58.207.36 (Mountain View, United States)

ASN15169 (GOOGLE, US)
PTR: fra16s24-in-f4.1e100.net

scholar.google.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 2a00:1450:4001:818::2004 (Frankfurt am Main, Germany) 1 redirects

ASN15169 (GOOGLE, US)

www.google.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 13.224.102.3 (Seattle, United States)

ASN16509 (AMAZON-02, US)
PTR: server-13-224-102-3.zrh50.r.cloudfront.net

crossmark-cdn.crossref.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:816::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.gstatic.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 2a00:1450:4001:808::200e (Frankfurt am Main, Germany) 2 redirects

ASN15169 (GOOGLE, US)

www.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:824::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.googletagmanager.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 13.224.102.64 (Seattle, United States)

ASN16509 (AMAZON-02, US)
PTR: server-13-224-102-64.zrh50.r.cloudfront.net

js.trendmd.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 2606:2800:234:59:254c:406:2366:268c (United States)

ASN15133 (EDGECAST, US)

platform.twitter.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a03:2880:f12d:83:face:b00c:0:25de (Ireland)

ASN32934 (FACEBOOK, US)

www.facebook.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a00:1450:400c:c04::9c (Brussels, Belgium) 1 redirects

ASN15169 (GOOGLE, US)

stats.g.doubleclick.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:818::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

www.google.de	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 104.24.110.69 (United States)

ASN13335 (CLOUDFLARENET, US)

www.trendmd.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
academia.trendmd.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 104.244.42.136 (United States)

ASN13414 (TWITTER, US)

syndication.twitter.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 13.224.102.100 (Seattle, United States)

ASN16509 (AMAZON-02, US)
PTR: server-13-224-102-100.zrh50.r.cloudfront.net

pnas.ecommerce.highwire.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2606:4700:3033::681b:8316 (United States)

ASN13335 (CLOUDFLARENET, US)

cc.trendmd.co	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 52.217.38.204 (Ashburn, United States)

ASN16509 (AMAZON-02, US)
PTR: s3-1-w.amazonaws.com

trendmd.s3.amazonaws.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
52	pnas.org www.pnas.org	392 KB
6	google.com 1 redirects scholar.google.com www.google.com	5 KB
5	twitter.com platform.twitter.com syndication.twitter.com	32 KB
4	trendmd.com js.trendmd.com www.trendmd.com academia.trendmd.com	37 KB
4	google-analytics.com 2 redirects www.google-analytics.com	37 KB
4	glencoesoftware.com pnas-movie.glencoesoftware.com movie-usa.glencoesoftware.com	320 KB
3	foxycart.com cdn.foxycart.com	133 KB
2	doubleclick.net 1 redirects stats.g.doubleclick.net	252 B
2	crossref.org crossmark-cdn.crossref.org	15 KB
2	jsdelivr.net cdn.jsdelivr.net	18 KB
1	amazonaws.com trendmd.s3.amazonaws.com	6 KB
1	trendmd.co cc.trendmd.co	3 KB
1	highwire.org pnas.ecommerce.highwire.org	2 KB
1	google.de www.google.de	106 B
1	facebook.com www.facebook.com
1	googletagmanager.com www.googletagmanager.com	26 KB
1	gstatic.com www.gstatic.com	127 KB
87	17

	Domain	Requested by
52	www.pnas.org	www.pnas.org
4	platform.twitter.com	www.pnas.org platform.twitter.com
4	www.google-analytics.com	2 redirects www.pnas.org js.trendmd.com
4	www.google.com	1 redirects www.pnas.org www.gstatic.com
3	cdn.foxycart.com	www.pnas.org cdn.foxycart.com
2	www.trendmd.com	js.trendmd.com
2	stats.g.doubleclick.net	1 redirects www.pnas.org
2	movie-usa.glencoesoftware.com	www.pnas.org
2	crossmark-cdn.crossref.org	www.pnas.org
2	scholar.google.com	www.pnas.org scholar.google.com
2	pnas-movie.glencoesoftware.com	www.pnas.org
2	cdn.jsdelivr.net	www.pnas.org
1	academia.trendmd.com	js.trendmd.com
1	trendmd.s3.amazonaws.com	js.trendmd.com
1	cc.trendmd.co	js.trendmd.com
1	pnas.ecommerce.highwire.org	www.pnas.org
1	syndication.twitter.com	www.pnas.org
1	www.google.de	www.pnas.org
1	www.facebook.com	www.pnas.org
1	js.trendmd.com	www.pnas.org
1	www.googletagmanager.com	www.pnas.org
1	www.gstatic.com	www.google.com
87	22

This site contains links to these domains. Also see Links.

Domain
www.pnascentral.org
blog.pnas.org
classics.pnas.org
frontmatter.pnas.org
physics.pnas.org
chemistry.pnas.org
sustainability.pnas.org
anthropology.pnas.org
orcid.org
doi.org
www.statpearls.com
www.sciencedirect.com
genomemedicine.biomedcentral.com
www.trendmd.com
home.highwire.org
twitter.com
www.facebook.com
pnas100th.org
teachingresources.pnas.org

Subject Issuer	Validity	Valid
sni.cloudflaressl.com CloudFlare Inc ECC CA-2	`2020-04-06` - `2020-10-09`	6 months	crt.sh
f3.shared.global.fastly.net GlobalSign CloudSSL CA - SHA256 - G3	`2020-06-08` - `2021-04-17`	10 months	crt.sh
*.glencoesoftware.com Go Daddy Secure Certificate Authority - G2	`2019-01-03` - `2021-03-01`	2 years	crt.sh
*.foxycart.com Amazon	`2020-01-03` - `2021-02-03`	a year	crt.sh
*.google.com GTS CA 1O1	`2020-06-10` - `2020-09-02`	3 months	crt.sh
www.google.com GTS CA 1O1	`2020-06-10` - `2020-09-02`	3 months	crt.sh
crossmark-cdn.crossref.org Amazon	`2020-05-18` - `2021-06-18`	a year	crt.sh
*.gstatic.com GTS CA 1O1	`2020-06-17` - `2020-09-09`	3 months	crt.sh
*.google-analytics.com GTS CA 1O1	`2020-06-10` - `2020-09-02`	3 months	crt.sh
www.js.trendmd.com Amazon	`2019-08-15` - `2020-09-15`	a year	crt.sh
*.twimg.com DigiCert SHA2 High Assurance Server CA	`2019-11-12` - `2020-11-18`	a year	crt.sh
*.facebook.com DigiCert SHA2 High Assurance Server CA	`2020-05-14` - `2020-08-05`	3 months	crt.sh
www.google.de GTS CA 1O1	`2020-06-10` - `2020-09-02`	3 months	crt.sh
*.g.doubleclick.net GTS CA 1O1	`2020-06-10` - `2020-09-02`	3 months	crt.sh
syndication.twitter.com DigiCert SHA2 High Assurance Server CA	`2020-03-05` - `2021-03-02`	a year	crt.sh
*.ecommerce.highwire.org Amazon	`2019-11-28` - `2020-12-28`	a year	crt.sh
*.s3.amazonaws.com DigiCert Baltimore CA-2 G2	`2019-11-09` - `2021-03-12`	a year	crt.sh

This page contains 6 frames:

Primary Page: https://www.pnas.org/content/early/2020/06/23/1921186117
Frame ID: BDE4F20B9BEBCFBAF1CBBBBA570D2F1F
Requests: 84 HTTP requests in this frame

Frame: https://www.facebook.com/plugins/like.php?href=https%3A//www.pnas.org/content/early/2020/06/23/1921186117&layout=button_count&show_faces=false&action=like&colorscheme=light&width=100&height=21&font=&locale=
Frame ID: 5261A4A89282153C7B82E85520215639
Requests: 1 HTTP requests in this frame

Frame: https://www.google.com/recaptcha/api2/anchor?ar=1&k=6LfnJVIUAAAAAE-bUOMg0MJGki4lqSvDmhJp19fN&co=aHR0cHM6Ly93d3cucG5hcy5vcmc6NDQz&hl=en&type=image&v=NMoy4HgGiLr5NAQaEQa2ho8X&theme=light&size=normal&cb=l1fq2qwzeiwn
Frame ID: 551FF7EEECD6831D81CF56A8B7673530
Requests: 1 HTTP requests in this frame

Frame: https://platform.twitter.com/widgets/widget_iframe.c4b33f07650267db9f8a72eaac551cac.html?origin=https%3A%2F%2Fwww.pnas.org
Frame ID: C803B474D718DDC2B330AA02222F1938
Requests: 1 HTTP requests in this frame

Frame: https://platform.twitter.com/widgets/tweet_button.c4b33f07650267db9f8a72eaac551cac.en.html
Frame ID: 69C9AA8CC231C968BDB4240BDF44842F
Requests: 1 HTTP requests in this frame

Frame: https://www.google.com/recaptcha/api2/bframe?hl=en&v=NMoy4HgGiLr5NAQaEQa2ho8X&k=6LfnJVIUAAAAAE-bUOMg0MJGki4lqSvDmhJp19fN&cb=lf1xdjgqikn
Frame ID: B66B36CA1FA483D8128B88A96291C59F
Requests: 1 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Statistics

87
Requests

100 %
HTTPS

50 %
IPv6

17
Domains

22
Subdomains

21
IPs

5
Countries

1152 kB
Transfer

2785 kB
Size

6
Cookies

27 Outgoing links

These are links going to different origins than the main page.

URL: https://www.pnascentral.org/cgi-bin/main.plex
Title: Submit

Search URL Search Domain Scan URL

URL: https://blog.pnas.org/
Title: Journal Club

Search URL Search Domain Scan URL

URL: http://classics.pnas.org/
Title: PNAS Classics

Search URL Search Domain Scan URL

URL: http://frontmatter.pnas.org/
Title: Front Matter

Search URL Search Domain Scan URL

URL: http://physics.pnas.org/
Title: Physics

Search URL Search Domain Scan URL

URL: http://chemistry.pnas.org/
Title: Chemistry

Search URL Search Domain Scan URL

URL: http://sustainability.pnas.org/
Title: Sustainability Science

Search URL Search Domain Scan URL

URL: http://anthropology.pnas.org/
Title: Anthropology

Search URL Search Domain Scan URL

URL: https://orcid.org/0000-0002-1900-8585
Title: View ORCID Profile

Search URL Search Domain Scan URL

URL: https://orcid.org/0000-0002-9797-6493
Title: View ORCID Profile

Search URL Search Domain Scan URL

URL: https://orcid.org/0000-0002-3869-615X
Title: View ORCID Profile

Search URL Search Domain Scan URL

URL: https://doi.org/10.1073/pnas.1921186117
Title: https://doi.org/10.1073/pnas.1921186117

Search URL Search Domain Scan URL

URL: https://www.pnascentral.org/cgi-bin/main.plex
Title: here

Search URL Search Domain Scan URL

URL: https://www.statpearls.com/kb/viewarticle/22472/?utm_source=TrendMD&utm_campaign=StatPearls_TrendMD_1&utm_medium=cpc
Title: H1N1 Influenza (Swine Flu)

Search URL Search Domain Scan URL

URL: https://www.sciencedirect.com/science/article/pii/S2095311919625797?utm_source=TrendMD&utm_medium=cpc&utm_campaign=Journal_of_Integrative_Agriculture_TrendMD_1
Title: Identification of an H1N1 subtype of swine influenza virus and serological analysis

Search URL Search Domain Scan URL

URL: https://genomemedicine.biomedcentral.com/articles/10.1186/s13073-018-0560-3?utm_campaign=BMCF_TrendMD_2020_GenomeMedicine&utm_source=TrendMD&utm_medium=cpc
Title: Genomic surveillance of avian-origin influenza A viruses causing human disease

Search URL Search Domain Scan URL

URL: https://www.sciencedirect.com/science/article/pii/S2590053620300185?utm_source=TrendMD&utm_medium=cpc&utm_campaign=Biosafety_and_Health_TrendMD_1
Title: Case report for human infection with a highly pathogenic avian influenza A(H5N6) virus in Beijing, China 2019

Search URL Search Domain Scan URL

URL: https://www.sciencedirect.com/science/article/pii/S2590053619300072?utm_source=TrendMD&utm_medium=cpc&utm_campaign=Biosafety_and_Health_TrendMD_1
Title: Mutations associated with egg adaptation of influenza A(H1N1)pdm09 virus in laboratory based surveillance in China, 2009–2016

Search URL Search Domain Scan URL

URL: https://www.trendmd.com/how-it-works-readers
Title: Powered by

Search URL Search Domain Scan URL

URL: https://www.trendmd.com/privacy
Title: Privacy policy

Search URL Search Domain Scan URL

URL: https://www.trendmd.com/personaldata
Title: Do not sell my personal information

Search URL Search Domain Scan URL

URL: https://www.trendmd.com/google-analytics
Title: Google Analytics settings

Search URL Search Domain Scan URL

URL: http://home.highwire.org/

Search URL Search Domain Scan URL

URL: https://twitter.com/PNASNews
Title: Twitter

Search URL Search Domain Scan URL

URL: https://www.facebook.com/pages/PNAS/18262365099
Title: Facebook

Search URL Search Domain Scan URL

URL: http://pnas100th.org/
Title: Classics

Search URL Search Domain Scan URL

URL: http://teachingresources.pnas.org/
Title: Teaching Resources

Search URL Search Domain Scan URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 67

https://www.google-analytics.com/r/collect?v=1&_v=j83&aip=1&a=226858496&t=pageview&_s=1&dl=https%3A%2F%2Fwww.pnas.org%2Fcontent%2Fearly%2F2020%2F06%2F23%2F1921186117&ul=en-us&de=UTF-8&dt=Prevalent%20Eurasian%20avian-like%20H1N1%20swine%20influenza%20virus%20with%202009%20pandemic%20viral%20genes%20facilitating%20human%20infection%20%7C%20PNAS&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=YEBAAEAB~&jid=195850803&gjid=1034825847&cid=512522526.1593616540&tid=UA-677185-1&_gid=319663760.1593616540&_r=1&z=274754719 HTTP 302
https://stats.g.doubleclick.net/r/collect?v=1&aip=1&t=dc&_r=3&tid=UA-677185-1&cid=512522526.1593616540&jid=195850803&_gid=319663760.1593616540&gjid=1034825847&_v=j83&z=274754719 HTTP 302
https://www.google.com/ads/ga-audiences?v=1&aip=1&t=sr&_r=4&tid=UA-677185-1&cid=512522526.1593616540&jid=195850803&_v=j83&z=274754719 HTTP 302
https://www.google.de/ads/ga-audiences?v=1&aip=1&t=sr&_r=4&tid=UA-677185-1&cid=512522526.1593616540&jid=195850803&_v=j83&z=274754719&slf_rd=1&random=40846815

Request Chain 68

https://www.google-analytics.com/r/collect?v=1&_v=j83&a=226858496&t=pageview&_s=1&dl=https%3A%2F%2Fwww.pnas.org%2Fcontent%2Fearly%2F2020%2F06%2F23%2F1921186117&ul=en-us&de=UTF-8&dt=Prevalent%20Eurasian%20avian-like%20H1N1%20swine%20influenza%20virus%20with%202009%20pandemic%20viral%20genes%20facilitating%20human%20infection%20%7C%20PNAS&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=YEDAAEAB~&jid=2013318555&gjid=64073101&cid=512522526.1593616540&tid=UA-189672-21&_gid=319663760.1593616540&_r=1&z=493403138 HTTP 302
https://stats.g.doubleclick.net/r/collect?v=1&aip=1&t=dc&_r=3&tid=UA-189672-21&cid=512522526.1593616540&jid=2013318555&_gid=319663760.1593616540&gjid=64073101&_v=j83&z=493403138

87 HTTP transactions
2 data transactions

Method
Protocol Status Resource
Path Size
x-fer Time
Latency Type
MIME-Type IP
Location

GET
H2 200 Primary Request 1921186117 Show response
www.pnas.org/content/early/2020/06/23/ 203 KB
35 KB 2562ms
2528ms Document
text/html 104.18.8.175
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://www.pnas.org/content/early/2020/06/23/1921186117

Protocol

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

2864af7ebf0014bbac82db11107bbc67a83701c6e9e29d971167ee929a0b1428

Security Headers

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

Request headers

:method: GET
:authority: www.pnas.org
:scheme: https
:path: /content/early/2020/06/23/1921186117
pragma: no-cache
cache-control: no-cache
upgrade-insecure-requests: 1
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
accept: text/html,application/xhtml+xml,application/xml;q=0.9,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 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

status: 200
date: Wed, 01 Jul 2020 15:15:39 GMT
content-type: text/html; charset=utf-8
set-cookie: __cfduid=d9775b78362a8de1e4739fde9bbd9d8441593616536; expires=Fri, 31-Jul-20 15:15:36 GMT; path=/; domain=.pnas.org; HttpOnly; SameSite=Lax
age: 0
cache-control: no-cache, must-revalidate
cf-railgun: direct (starting new WAN connection)
content-language: en
expires: Sun, 19 Nov 1978 05:00:00 GMT
link: <https://www.pnas.org/content/early/2020/06/23/1921186117>; rel="canonical"
vary: Accept-Encoding
via: 1.1 varnish
x-content-type-options: nosniff
x-drupal-cache: MISS
x-frame-options: SAMEORIGIN
x-generator: Drupal 7 (http://drupal.org)
x-highwire-login: login-page
x-highwire-sitecode: pnas
x-highwire-smart-code: pnas_production
x-varnish: 123117109
x-varnish-cache
x-varnish-ttl
cf-cache-status: DYNAMIC
cf-request-id: 03ac8babea0000cc4a13bb2200000001
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
server: cloudflare
cf-ray: 5ac115597d20cc4a-ZRH
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GET
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CLOUDFLARENET

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Full URL

https://www.pnas.org/sites/default/files/advagg_css/css__zUOsaJT2-txr78Pro2jqp5HkKYs7CY9FbkfBemQXYlw__kiQOVz2drquY4Y9F8gINaFiOXWD3R3YCpizYXeeITSI__aOFMpTxy3l6RtV6StYNvJT9k37jKN8ULLoCMU1RETQA.css

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Protocol

Security

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Server

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Response headers

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https://www.pnas.org/sites/all/modules/highwire/highwire/highwire.style.highwire.css?qcofic

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Protocol

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GET
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CLOUDFLARENET

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Protocol

Security

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Response headers

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GET
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Full URL: https://pnas-movie.glencoesoftware.com/static/video-js.min.css
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Protocol

Security

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Protocol

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Host: www.pnas.org
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Protocol

Security

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Protocol

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cf-request-id: 03ac8bb6820000cc4a13892200000001
x-highwire-smart-code: pnas_production
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server: cloudflare
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
x-varnish: 2041963777
via: 1.1 varnish
x-highwire-sitecode: pnas
cache-control: public, max-age=31449600
accept-ranges: bytes
content-type: text/javascript
expires: Wed, 30 Jun 2021 15:15:39 GMT

GET
H2 200 logo-pnas-white-header2x.png
www.pnas.org/sites/default/files/ 12 KB
12 KB 35ms
28ms Image
image/png 104.18.8.175
CLOUDFLARENET

General

Check archive.org

Show headers 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/content/early/2020/06/23/1921186117

Protocol

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

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Request headers

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User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

x-varnish-cache: miss
date: Wed, 01 Jul 2020 15:15:39 GMT
via: 1.1 varnish
x-content-type-options: nosniff
cf-cache-status: HIT
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x-highwire-smart-code: pnas_production
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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: 1522311825
x-highwire-sitecode: pnas
expires: Wed, 15 Jul 2020 15:15:39 GMT
cache-control: public, max-age=1209600
accept-ranges: bytes
cf-ray: 5ac1156daf8bcc4a-ZRH
cf-bgj: imgq:100,h2pri

GET
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10 KB 20ms
14ms Image
image/svg+xml 13.224.102.3
AMAZON-02

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://crossmark-cdn.crossref.org/widget/v2.0/logos/CROSSMARK_Color_square.svg
Requested by: Host: www.pnas.org
URL: https://www.pnas.org/content/early/2020/06/23/1921186117
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 13.224.102.3 Seattle, United States, ASN16509 (AMAZON-02, US),
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Software: http-kit /
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Request headers

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User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Tue, 30 Jun 2020 18:15:00 GMT
Via: 1.1 e96895e7fdc48b58a3d95d2e8e23a8b0.cloudfront.net (CloudFront)
Last-Modified: Thu, 25 May 2017 15:06:27 +0000
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X-Cache: Hit from cloudfront
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GET
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1 KB 40ms
33ms Image
image/gif 104.18.8.175
CLOUDFLARENET

General

Check archive.org

Show headers 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/content/early/2020/06/23/1921186117

Protocol

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

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Request headers

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User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

x-varnish-cache: miss
date: Wed, 01 Jul 2020 15:15:39 GMT
via: 1.1 varnish
x-content-type-options: nosniff
cf-cache-status: HIT
age: 496880
cf-polished: origSize=1341
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x-varnish-ttl: 0
content-type: image/gif
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x-highwire-smart-code: pnas_production
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server: cloudflare
etag: "53d-5a4e82209f880"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
x-varnish: 2041963803
x-highwire-sitecode: pnas
expires: Wed, 15 Jul 2020 15:15:39 GMT
cache-control: public, max-age=1209600
accept-ranges: bytes
cf-ray: 5ac1156daf8dcc4a-ZRH
cf-bgj: imgq:100,h2pri

GET
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www.pnas.org/sites/all/modules/highwire/highwire/images/ 105 B
239 B 40ms
33ms Image
image/png 104.18.8.175
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.pnas.org/sites/all/modules/highwire/highwire/images/delicious-32.png

Requested by

Host: www.pnas.org
URL: https://www.pnas.org/content/early/2020/06/23/1921186117

Protocol

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

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Request headers

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User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

x-varnish-cache: miss
date: Wed, 01 Jul 2020 15:15:39 GMT
via: 1.1 varnish
x-content-type-options: nosniff
cf-cache-status: HIT
age: 496880
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x-highwire-smart-code: pnas_production
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server: cloudflare
etag: "91-5a8b1836a1ac0"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
x-varnish: 1522311858
x-highwire-sitecode: pnas
expires: Wed, 15 Jul 2020 15:15:39 GMT
cache-control: public, max-age=1209600
accept-ranges: bytes
cf-ray: 5ac1156daf8ecc4a-ZRH
cf-bgj: imgq:100,h2pri

GET
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www.pnas.org/sites/all/modules/highwire/highwire/images/ 437 B
573 B 37ms
30ms Image
image/png 104.18.8.175
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.pnas.org/sites/all/modules/highwire/highwire/images/digg.png

Requested by

Host: www.pnas.org
URL: https://www.pnas.org/content/early/2020/06/23/1921186117

Protocol

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
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Request headers

Referer: https://www.pnas.org/content/early/2020/06/23/1921186117
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

x-varnish-cache: miss
date: Wed, 01 Jul 2020 15:15:39 GMT
via: 1.1 varnish
x-content-type-options: nosniff
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x-highwire-smart-code: pnas_production
last-modified: Mon, 22 Jun 2020 19:47:31 GMT
server: cloudflare
etag: "735-5a8b1836a1ac0"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
x-varnish: 2041963835
x-highwire-sitecode: pnas
expires: Wed, 15 Jul 2020 15:15:39 GMT
cache-control: public, max-age=1209600
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cf-ray: 5ac1156daf91cc4a-ZRH
cf-bgj: imgq:100,h2pri

GET
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680 B 35ms
28ms Image
image/png 104.18.8.175
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.pnas.org/sites/all/modules/highwire/highwire/images/reddit.png

Requested by

Host: www.pnas.org
URL: https://www.pnas.org/content/early/2020/06/23/1921186117

Protocol

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

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User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

x-varnish-cache: miss
date: Wed, 01 Jul 2020 15:15:39 GMT
via: 1.1 varnish
x-content-type-options: nosniff
cf-cache-status: HIT
age: 496880
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x-varnish-ttl: 0
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x-highwire-smart-code: pnas_production
last-modified: Mon, 22 Jun 2020 19:47:31 GMT
server: cloudflare
etag: "836-5a8b1836a1ac0"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
x-varnish: 1522311878
x-highwire-sitecode: pnas
expires: Wed, 15 Jul 2020 15:15:39 GMT
cache-control: public, max-age=1209600
accept-ranges: bytes
cf-ray: 5ac1156daf92cc4a-ZRH
cf-bgj: imgq:100,h2pri

GET
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646 B 36ms
29ms Image
image/png 104.18.8.175
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.pnas.org/sites/all/modules/highwire/highwire/images/twitter.png

Requested by

Host: www.pnas.org
URL: https://www.pnas.org/content/early/2020/06/23/1921186117

Protocol

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
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Request headers

Referer: https://www.pnas.org/content/early/2020/06/23/1921186117
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

x-varnish-cache: hit
date: Wed, 01 Jul 2020 15:15:39 GMT
via: 1.1 varnish
x-content-type-options: nosniff
cf-cache-status: HIT
age: 496880
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x-varnish-ttl: 425.964
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cf-request-id: 03ac8bb88d0000cc4a138b8200000001
x-highwire-smart-code: pnas_production
last-modified: Mon, 22 Jun 2020 19:47:31 GMT
server: cloudflare
etag: "2d4-5a8b1836a1ac0"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
x-varnish: 2041963832 2041100132
x-highwire-sitecode: pnas
expires: Wed, 15 Jul 2020 15:15:39 GMT
cache-control: public, max-age=1209600
accept-ranges: bytes
cf-ray: 5ac1156daf93cc4a-ZRH
cf-bgj: imgq:100,h2pri

GET
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www.pnas.org/sites/all/modules/highwire/highwire/images/ 557 B
691 B 35ms
29ms Image
image/png 104.18.8.175
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.pnas.org/sites/all/modules/highwire/highwire/images/citeyoulike.png

Requested by

Host: www.pnas.org
URL: https://www.pnas.org/content/early/2020/06/23/1921186117

Protocol

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
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Request headers

Referer: https://www.pnas.org/content/early/2020/06/23/1921186117
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Response headers

x-varnish-cache: miss
date: Wed, 01 Jul 2020 15:15:39 GMT
via: 1.1 varnish
x-content-type-options: nosniff
cf-cache-status: HIT
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x-highwire-smart-code: pnas_production
last-modified: Mon, 22 Jun 2020 19:47:31 GMT
server: cloudflare
etag: "658-5a8b1836a1ac0"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
x-varnish: 1522311861
x-highwire-sitecode: pnas
expires: Wed, 15 Jul 2020 15:15:39 GMT
cache-control: public, max-age=1209600
accept-ranges: bytes
cf-ray: 5ac1156daf95cc4a-ZRH
cf-bgj: imgq:100,h2pri

GET
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918 B 51ms
44ms Image
image/png 104.18.8.175
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.pnas.org/sites/all/modules/highwire/highwire/images/fb-blue.png

Requested by

Host: www.pnas.org
URL: https://www.pnas.org/content/early/2020/06/23/1921186117

Protocol

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

Referer: https://www.pnas.org/content/early/2020/06/23/1921186117
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

x-varnish-cache: miss
date: Wed, 01 Jul 2020 15:15:39 GMT
via: 1.1 varnish
x-content-type-options: nosniff
cf-cache-status: HIT
age: 496880
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x-highwire-smart-code: pnas_production
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server: cloudflare
etag: "2ef-5a8b1836a1ac0"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
x-varnish: 2041963833
x-highwire-sitecode: pnas
expires: Wed, 15 Jul 2020 15:15:39 GMT
cache-control: public, max-age=1209600
accept-ranges: bytes
cf-ray: 5ac1156daf97cc4a-ZRH
cf-bgj: imgq:100,h2pri

GET
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884 B 31ms
25ms Image
image/png 104.18.8.175
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.pnas.org/sites/all/modules/highwire/highwire/images/google-32.png

Requested by

Host: www.pnas.org
URL: https://www.pnas.org/content/early/2020/06/23/1921186117

Protocol

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
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Request headers

Referer: https://www.pnas.org/content/early/2020/06/23/1921186117
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

x-varnish-cache: miss
date: Wed, 01 Jul 2020 15:15:39 GMT
via: 1.1 varnish
x-content-type-options: nosniff
cf-cache-status: HIT
age: 496880
cf-polished: status=not_needed
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x-varnish-ttl: 0
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x-highwire-smart-code: pnas_production
last-modified: Mon, 22 Jun 2020 19:47:31 GMT
server: cloudflare
etag: "24c-5a8b1836a1ac0"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
x-varnish: 1522311859
x-highwire-sitecode: pnas
expires: Wed, 15 Jul 2020 15:15:39 GMT
cache-control: public, max-age=1209600
accept-ranges: bytes
cf-ray: 5ac1156daf98cc4a-ZRH
cf-bgj: imgq:100,h2pri

GET
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2 KB 47ms
42ms Image
image/png 104.18.8.175
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.pnas.org/sites/all/modules/highwire/highwire/images/mendeley.png

Requested by

Host: www.pnas.org
URL: https://www.pnas.org/content/early/2020/06/23/1921186117

Protocol

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

Referer: https://www.pnas.org/content/early/2020/06/23/1921186117
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

x-varnish-cache: miss
date: Wed, 01 Jul 2020 15:15:39 GMT
via: 1.1 varnish
x-content-type-options: nosniff
cf-cache-status: HIT
age: 496880
cf-polished: origSize=2450
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x-varnish-ttl: 0
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x-highwire-smart-code: pnas_production
last-modified: Mon, 22 Jun 2020 19:47:31 GMT
server: cloudflare
etag: "992-5a8b1836a1ac0"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
x-varnish: 1522311863
x-highwire-sitecode: pnas
expires: Wed, 15 Jul 2020 15:15:39 GMT
cache-control: public, max-age=1209600
accept-ranges: bytes
cf-ray: 5ac1156dbfb7cc4a-ZRH
cf-bgj: imgq:100,h2pri

GET
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6 KB 39ms
34ms Image
image/jpeg 104.18.8.175
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/pitn-187-220.jpg?itok=Ef0lx3Dg

Requested by

Host: www.pnas.org
URL: https://www.pnas.org/content/early/2020/06/23/1921186117

Protocol

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

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Request headers

Referer: https://www.pnas.org/content/early/2020/06/23/1921186117
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

x-varnish-cache
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via: 1.1 varnish
x-content-type-options: nosniff
cf-cache-status: HIT
age: 163114
cf-polished: origSize=6544
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x-varnish-ttl
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server: cloudflare
etag: W/"1990-5a93d2119ee40"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
x-varnish: 79051641
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cache-control: public, max-age=1209600
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cf-ray: 5ac1156dbfb8cc4a-ZRH
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GET
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www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/ 10 KB
11 KB 44ms
39ms Image
image/jpeg 104.18.8.175
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/pitn-188-220.jpg?itok=lNmhphaO

Requested by

Host: www.pnas.org
URL: https://www.pnas.org/content/early/2020/06/23/1921186117

Protocol

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

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Request headers

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User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

x-varnish-cache
date: Wed, 01 Jul 2020 15:15:39 GMT
via: 1.1 varnish
x-content-type-options: nosniff
cf-cache-status: HIT
age: 162676
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x-varnish-ttl
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x-highwire-smart-code: pnas_production
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server: cloudflare
etag: W/"2bd8-5a93d2e279b00"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
x-varnish: 79182686
x-highwire-sitecode: pnas
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cache-control: public, max-age=1209600
accept-ranges: bytes
cf-ray: 5ac1156dbfb9cc4a-ZRH
cf-bgj: imgq:100,h2pri

GET
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www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/ 11 KB
11 KB 43ms
38ms Image
image/jpeg 104.18.8.175
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/pitn-189-220.jpg?itok=-22aixUU

Requested by

Host: www.pnas.org
URL: https://www.pnas.org/content/early/2020/06/23/1921186117

Protocol

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

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Request headers

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User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

x-varnish-cache
date: Wed, 01 Jul 2020 15:15:39 GMT
via: 1.1 varnish
x-content-type-options: nosniff
cf-cache-status: HIT
age: 162627
cf-polished: origSize=11816
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x-varnish-ttl
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cf-request-id: 03ac8bb8970000cc4a138bf200000001
x-highwire-smart-code: pnas_production
last-modified: Mon, 29 Jun 2020 18:05:11 GMT
server: cloudflare
etag: W/"2e28-5a93d36db6380"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
x-varnish: 79197376
x-highwire-sitecode: pnas
expires: Wed, 15 Jul 2020 15:15:39 GMT
cache-control: public, max-age=1209600
accept-ranges: bytes
cf-ray: 5ac1156dbfbbcc4a-ZRH
cf-bgj: imgq:100,h2pri

GET
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www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/ 8 KB
8 KB 48ms
43ms Image
image/jpeg 104.18.8.175
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/profile65-220.jpg?itok=TN9q19jl

Requested by

Host: www.pnas.org
URL: https://www.pnas.org/content/early/2020/06/23/1921186117

Protocol

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

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Request headers

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User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

x-varnish-cache
date: Wed, 01 Jul 2020 15:15:39 GMT
via: 1.1 varnish
x-content-type-options: nosniff
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age: 162602
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x-varnish-ttl
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x-highwire-smart-code: pnas_production
last-modified: Mon, 29 Jun 2020 18:05:37 GMT
server: cloudflare
etag: W/"21bc-5a93d3cb2c000"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
x-varnish: 79204575
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cache-control: public, max-age=1209600
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GET
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90 KB 52ms
47ms Image
image/png 104.18.8.175
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.pnas.org/sites/default/files/styles/medium/public/additional-assets/featured-item/fm-o-6_25_220.png?itok=Kl-AIBmV

Requested by

Host: www.pnas.org
URL: https://www.pnas.org/content/early/2020/06/23/1921186117

Protocol

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

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Request headers

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Response headers

x-varnish-cache
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via: 1.1 varnish
x-content-type-options: nosniff
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x-varnish-ttl
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x-highwire-smart-code: pnas_production
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server: cloudflare
etag: "197fa-5a8ec9221f340"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
x-varnish: 1522411185
x-highwire-sitecode: pnas
expires: Wed, 15 Jul 2020 15:15:39 GMT
cache-control: public, max-age=1209600
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cf-ray: 5ac1156dbfbfcc4a-ZRH
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GET
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7 KB 42ms
37ms Image
image/png 104.18.8.175
CLOUDFLARENET

General

Check archive.org

Show headers 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/content/early/2020/06/23/1921186117

Protocol

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

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Request headers

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Response headers

x-varnish-cache: miss
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via: 1.1 varnish
x-content-type-options: nosniff
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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: 1522311866
x-highwire-sitecode: pnas
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cache-control: public, max-age=1209600
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cf-ray: 5ac1156dbfc0cc4a-ZRH
cf-bgj: imgq:100,h2pri

GET
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2 KB 43ms
38ms Image
image/png 104.18.8.175
CLOUDFLARENET

General

Check archive.org

Show headers 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/content/early/2020/06/23/1921186117

Protocol

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

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Request headers

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Response headers

x-varnish-cache: miss
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via: 1.1 varnish
x-content-type-options: nosniff
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x-highwire-smart-code: pnas_production
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server: cloudflare
etag: "5f4-5a8b1836a1ac0"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
x-varnish: 2041963839
x-highwire-sitecode: pnas
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cache-control: public, max-age=1209600
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cf-ray: 5ac1156dbfc1cc4a-ZRH
cf-bgj: imgq:100,h2pri

GET
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1 KB 49ms
45ms Image
image/png 104.18.8.175
CLOUDFLARENET

General

Check archive.org

Show headers 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/content/early/2020/06/23/1921186117

Protocol

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

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Response headers

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via: 1.1 varnish
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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: 2041963843
x-highwire-sitecode: pnas
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cache-control: public, max-age=1209600
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cf-ray: 5ac1156dbfc2cc4a-ZRH
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GET
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CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

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Host: www.pnas.org
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Protocol

Security

TLS 1.2, ECDHE_ECDSA, AES_128_GCM

Server

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Reverse DNS

Software

cloudflare /

Resource Hash

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Security Headers

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Request headers

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Response headers

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content-encoding: gzip
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server: cloudflare
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
x-varnish: 2041963846
via: 1.1 varnish
x-highwire-sitecode: pnas
cache-control: public, max-age=31449600
accept-ranges: bytes
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expires: Wed, 30 Jun 2021 15:15:39 GMT

GET
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4 KB 47ms
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CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://www.pnas.org/sites/default/files/advagg_js/js__GM3GJPR36rRIz0TRkjC5OQwrioSyN9aoYRivDhCO_AM__qAl84FcCv2jyN22yFGS5Oc85cjd9zKX6p_cFNLGhe-M__aOFMpTxy3l6RtV6StYNvJT9k37jKN8ULLoCMU1RETQA.js

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Host: www.pnas.org
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Protocol

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

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Request headers

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Response headers

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content-encoding: gzip
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x-highwire-smart-code: pnas_production
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server: cloudflare
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: Accept-Encoding
x-varnish: 2041963844
via: 1.1 varnish
x-highwire-sitecode: pnas
cache-control: public, max-age=31449600
accept-ranges: bytes
content-type: text/javascript
expires: Wed, 30 Jun 2021 15:15:39 GMT

GET
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crossmark-cdn.crossref.org/widget/v2.0/ 5 KB
5 KB 78ms
12ms Script
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AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://crossmark-cdn.crossref.org/widget/v2.0/widget.js
Requested by: Host: www.pnas.org
URL: https://www.pnas.org/content/early/2020/06/23/1921186117
Protocol: HTTP/1.1
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Request headers

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Response headers

Date: Wed, 01 Jul 2020 13:39:09 GMT
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Show headers Download Go to

Full URL

https://www.pnas.org/highwire/sub-data

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Show headers Download Go to Show image

Full URL

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Full URL

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Show headers Download Go to

Full URL

https://www.pnas.org/highwire_search/ajax/similar_articles

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Protocol

Security

TLS 1.2, ECDHE_ECDSA, AES_128_GCM

Server

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cloudflare /

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Show headers Download Go to Show image

Full URL

https://www.pnas.org/sites/all/themes/shared/pnas/css/components/jquery.ui/images/ui-bg_fine-grain_0_ececec_60x60.png

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Protocol

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Server

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Software

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CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

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Requested by

Protocol

Security

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Server

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Software

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Response headers

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General

Check archive.org

Show headers Download Go to

Full URL

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Requested by

Protocol

Security

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Server

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Response headers

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225 B 45ms
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General

Check archive.org

Show headers Download Go to Show image

Full URL

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Protocol

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Response headers

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Show headers Download Go to Show image

Full URL

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Full URL

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35 B
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41ms
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General

Check archive.org

Show headers Download Go to Show image

Full URL

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Security

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GOOGLE

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Full URL

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3 KB 393ms
373ms XHR
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CLOUDFLARENET

General

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Full URL

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Requested by

Host: js.trendmd.com
URL: https://js.trendmd.com/trendmd.min.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700:3033::681b:8316 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

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Security Headers

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Request headers

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Referer: https://www.pnas.org/content/early/2020/06/23/1921186117
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date: Wed, 01 Jul 2020 15:15:45 GMT
content-encoding: br
vary: origin,accept-encoding
cf-cache-status: BYPASS
status: 200
x-xss-protection: 1; mode=block
trendmd-article: id=f961ca30-08b9-4f5a-a009-c1b7c7dd3918, abstract=1833, meta_dated, missing_meta
server: cloudflare
x-frame-options: SAMEORIGIN
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
access-control-max-age: 1728000
access-control-allow-methods: GET, OPTIONS
content-type: text/html; charset=utf-8
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trendmd.s3.amazonaws.com/ 17 KB
6 KB 479ms
124ms Stylesheet
text/css 52.217.38.204
AMAZON-02

General

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Full URL: https://trendmd.s3.amazonaws.com/trendmd.min.css
Requested by: Host: js.trendmd.com
URL: https://js.trendmd.com/trendmd.min.js
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 52.217.38.204 Ashburn, United States, ASN16509 (AMAZON-02, US),
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Software: AmazonS3 /
Resource Hash: 0826ade40b22aaa3eed5bfe9a3a31f4d2ff3ca6f4e45af72bd644fe54d6eca7e

Request headers

Referer: https://www.pnas.org/content/early/2020/06/23/1921186117
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Date: Wed, 01 Jul 2020 15:15:45 GMT
Content-Encoding: gzip
Last-Modified: Thu, 20 Feb 2020 09:07:23 GMT
Server: AmazonS3
x-amz-request-id: ES7S5Q8V2G3J5W9R
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GET
DATA 200
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General

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Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: 9c51a2398504a4424bc034c79129bdd1039b742f9f1d7995e589295c07c66e57

Request headers

Referer
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Content-Type: image/png

GET
DATA 200
OK truncated
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0 Image
image/png

General

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Show headers Download Go to Show image

Full URL: data:truncated
Protocol: DATA
Server: -, , ASN (),
Reverse DNS
Software: /
Resource Hash: d977add7135a441b53ca6810186d005535a6c2e8484ed24edb83066e4cc19bb6

Request headers

Referer
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

Content-Type: image/png

GET
H2 200 analytics.js Show response
www.google-analytics.com/ 45 KB
18 KB 8ms
8ms Script
text/javascript 2a00:1450:4001:808::200e
GOOGLE

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Full URL

https://www.google-analytics.com/analytics.js

Requested by

Host: js.trendmd.com
URL: https://js.trendmd.com/trendmd.min.js

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:808::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

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Security Headers

Name	Value
Strict-Transport-Security	max-age=10886400; includeSubDomains; preload
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Request headers

Referer: https://www.pnas.org/content/early/2020/06/23/1921186117
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

strict-transport-security: max-age=10886400; includeSubDomains; preload
content-encoding: gzip
x-content-type-options: nosniff
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server: Golfe2
age: 1166
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vary: Accept-Encoding
content-type: text/javascript
status: 200
cache-control: public, max-age=7200
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content-length: 18469
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POST
H2 200 events Show response
academia.trendmd.com/ 15 B
240 B 1765ms
1763ms XHR
application/json 104.24.110.69
CLOUDFLARENET

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Full URL: https://academia.trendmd.com/events
Requested by: Host: js.trendmd.com
URL: https://js.trendmd.com/trendmd.min.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 104.24.110.69 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: 3d23d39a30bb7323f8ccfd64c52cf286138fba4f83e78f7edcf66703b7c23aaa

Request headers

trendmd-widget-version: 3.1.2
Referer: https://www.pnas.org/content/early/2020/06/23/1921186117
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
Content-Type: application/json

Response headers

date: Wed, 01 Jul 2020 15:15:47 GMT
content-encoding: br
cf-cache-status: DYNAMIC
server: cloudflare
status: 200
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary: origin,accept-encoding
content-type: application/json; charset=utf-8
access-control-allow-origin: https://www.pnas.org
cache-control: no-cache
access-control-allow-credentials: true
cf-ray: 5ac11590d8ffce63-LHR
cf-request-id: 03ac8bce880000ce637d08b200000001

Verdicts & Comments Add Verdict or Comment

63 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.

6 Cookies

Cookies are little pieces of information stored in the browser of a user. Whenever a user visits the site again, he will also send his cookie values, thus allowing the website to re-identify him even if he changed locations. This is how permanent logins work.

Domain/Path	Expires	Name / Value
.pnas.org/	1970-01-19 10:40:16	Name: _gat_hwTracker Value: 1
.pnas.org/	1970-01-19 10:40:16	Name: _gat Value: 1
.pnas.org/	1970-01-19 10:41:42	Name: _gid Value: GA1.2.319663760.1593616540
www.pnas.org/	1969-12-31 23:59:59	Name: has_js Value: 1
.pnas.org/	1970-01-20 04:11:28	Name: _ga Value: GA1.2.512522526.1593616540
.pnas.org/	1970-01-19 11:23:28	Name: __cfduid Value: d9775b78362a8de1e4739fde9bbd9d8441593616536

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.

academia.trendmd.com
cc.trendmd.co
cdn.foxycart.com
cdn.jsdelivr.net
crossmark-cdn.crossref.org
js.trendmd.com
movie-usa.glencoesoftware.com
platform.twitter.com
pnas-movie.glencoesoftware.com
pnas.ecommerce.highwire.org
scholar.google.com
stats.g.doubleclick.net
syndication.twitter.com
trendmd.s3.amazonaws.com
www.facebook.com
www.google-analytics.com
www.google.com
www.google.de
www.googletagmanager.com
www.gstatic.com
www.pnas.org
www.trendmd.com
104.18.8.175
104.24.110.69
104.244.42.136
13.224.102.100
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13.224.102.3
13.224.102.64
216.58.207.36
2606:2800:234:59:254c:406:2366:268c
2606:4700:3033::681b:8316
2a00:1450:4001:808::200e
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2a00:1450:4001:824::2008
2a00:1450:400c:c04::9c
2a03:2880:f12d:83:face:b00c:0:25de
2a04:4e42:1b::621
34.203.165.114
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www.pnas.org Open in urlscan Pro 104.18.8.175 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Statistics

87 Requests

100 %HTTPS

50 %IPv6

17 Domains

22 Subdomains

21 IPs

5 Countries

1152 kBTransfer

2785 kBSize

6 Cookies

27 Outgoing links

Redirected requests

87 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 2 data transactions

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

Screenshot
Live screenshot

Full Image

87
Requests

100 %
HTTPS

50 %
IPv6

17
Domains

22
Subdomains

21
IPs

5
Countries

1152 kB
Transfer

2785 kB
Size

6
Cookies

87 HTTP transactions
2 data transactions