Submitted URL: http://ocw.mit.edu/
Effective URL: https://ocw.mit.edu/
Submission: On October 04 via manual from US — Scanned from US

Summary

This website contacted 16 IPs in 1 countries across 10 domains to perform 82 HTTP transactions. The main IP is 151.101.130.133, located in United States and belongs to FASTLY, US. The main domain is ocw.mit.edu. The Cisco Umbrella rank of the primary domain is 386462.
TLS certificate: Issued by InCommon RSA Server CA on December 16th 2022. Valid for: a year.
This is the only time ocw.mit.edu was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 1 151.101.66.133 54113 (FASTLY)
57 151.101.130.133 54113 (FASTLY)
1 13.249.38.183 16509 (AMAZON-02)
1 2607:f8b0:400... 15169 (GOOGLE)
2 2607:f8b0:400... 15169 (GOOGLE)
3 108.178.43.190 32475 (SINGLEHOP...)
2 35.244.222.52 15169 (GOOGLE)
1 34.102.214.213 396982 (GOOGLE-CL...)
2 2607:f8b0:400... 15169 (GOOGLE)
4 2606:4700::68... 13335 (CLOUDFLAR...)
1 2001:4860:480... 15169 (GOOGLE)
2 2607:f8b0:400... 15169 (GOOGLE)
1 13.33.165.70 16509 (AMAZON-02)
1 13.33.165.128 16509 (AMAZON-02)
1 2607:f8b0:400... 15169 (GOOGLE)
1 18.224.92.135 16509 (AMAZON-02)
82 16
Apex Domain
Subdomains
Transfer
58 mit.edu
ocw.mit.edu — Cisco Umbrella Rank: 386462
5 MB
7 crazyegg.com
script.crazyegg.com — Cisco Umbrella Rank: 3861
pagestates-tracking.crazyegg.com — Cisco Umbrella Rank: 8503
assets-tracking.crazyegg.com — Cisco Umbrella Rank: 8857
tracking.crazyegg.com — Cisco Umbrella Rank: 7396
36 KB
3 appzi.io
w.appzi.io — Cisco Umbrella Rank: 195963
api.appzi.io — Cisco Umbrella Rank: 198761
25 KB
3 ocw-openmatters.org
www.ocw-openmatters.org
1 MB
2 doubleclick.net
stats.g.doubleclick.net — Cisco Umbrella Rank: 175
391 B
2 google.com
analytics.google.com — Cisco Umbrella Rank: 270
www.google.com — Cisco Umbrella Rank: 11
659 B
2 google-analytics.com
www.google-analytics.com — Cisco Umbrella Rank: 96
21 KB
2 googletagmanager.com
www.googletagmanager.com — Cisco Umbrella Rank: 111
165 KB
1 googleapis.com
fonts.googleapis.com — Cisco Umbrella Rank: 113
1 KB
1 mailchimp.com
cdn-images.mailchimp.com — Cisco Umbrella Rank: 10899
2 KB
82 10
Domain Requested by
58 ocw.mit.edu 1 redirects ocw.mit.edu
4 script.crazyegg.com www.googletagmanager.com
script.crazyegg.com
3 www.ocw-openmatters.org ocw.mit.edu
2 stats.g.doubleclick.net www.googletagmanager.com
ocw.mit.edu
2 www.google-analytics.com www.googletagmanager.com
ocw.mit.edu
2 w.appzi.io ocw.mit.edu
w.appzi.io
2 www.googletagmanager.com ocw.mit.edu
www.googletagmanager.com
1 tracking.crazyegg.com script.crazyegg.com
1 www.google.com ocw.mit.edu
1 assets-tracking.crazyegg.com script.crazyegg.com
1 pagestates-tracking.crazyegg.com script.crazyegg.com
1 analytics.google.com www.googletagmanager.com
1 api.appzi.io w.appzi.io
1 fonts.googleapis.com ocw.mit.edu
1 cdn-images.mailchimp.com ocw.mit.edu
82 15
Subject Issuer Validity Valid
ocw.mit.edu
InCommon RSA Server CA
2022-12-16 -
2023-12-16
a year crt.sh
cdn-images.mailchimp.com
Amazon RSA 2048 M02
2023-06-20 -
2024-07-17
a year crt.sh
upload.video.google.com
GTS CA 1C3
2023-09-04 -
2023-11-27
3 months crt.sh
*.google-analytics.com
GTS CA 1C3
2023-09-04 -
2023-11-27
3 months crt.sh
*.ocw-openmatters.org
R3
2023-10-02 -
2023-12-31
3 months crt.sh
app.appzi.io
GTS CA 1D4
2023-09-15 -
2023-12-14
3 months crt.sh
api.appzi.io
GTS CA 1D4
2023-09-21 -
2023-12-20
3 months crt.sh
sni.cloudflaressl.com
Cloudflare Inc ECC CA-3
2023-03-09 -
2024-03-08
a year crt.sh
*.google.com
GTS CA 1C3
2023-09-04 -
2023-11-27
3 months crt.sh
*.g.doubleclick.net
GTS CA 1C3
2023-09-04 -
2023-11-27
3 months crt.sh
crazyegg.com
Amazon RSA 2048 M02
2023-05-28 -
2024-06-26
a year crt.sh
www.google.com
GTS CA 1C3
2023-09-04 -
2023-11-27
3 months crt.sh

This page contains 2 frames:

Primary Page: https://ocw.mit.edu/
Frame ID: 7E9654E6CFAFBF784D381AC6A8341A93
Requests: 77 HTTP requests in this frame

Frame: https://script.crazyegg.com/pages/data-scripts/0017/3534/site/ocw.mit.edu.json?t=1
Frame ID: 04077C865BC7EC06DBEBB7FB836F148F
Requests: 5 HTTP requests in this frame

Screenshot

Page Title

MIT OpenCourseWare | Free Online Course Materials

Page URL History Show full URLs

  1. http://ocw.mit.edu/ HTTP 301
    https://ocw.mit.edu/ Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • /wp-(?:content|includes)/

Overall confidence: 100%
Detected patterns
  • script\.crazyegg\.com/pages/scripts/\d+/\d+\.js

Overall confidence: 100%
Detected patterns
  • google-analytics\.com/(?:ga|urchin|analytics)\.js

Overall confidence: 100%
Detected patterns
  • <link[^>]* href=[^>]+fonts\.(?:googleapis|google)\.com

Overall confidence: 100%
Detected patterns
  • googletagmanager\.com/ns\.html[^>]+></iframe>
  • googletagmanager\.com/gtm\.js
  • googletagmanager\.com/gtag/js

Overall confidence: 100%
Detected patterns
  • cdn-images\.mailchimp\.com/[^>]*\.css

Page Statistics

82
Requests

98 %
HTTPS

44 %
IPv6

10
Domains

15
Subdomains

16
IPs

1
Countries

6468 kB
Transfer

7898 kB
Size

9
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://ocw.mit.edu/ HTTP 301
    https://ocw.mit.edu/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

82 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
ocw.mit.edu/
Redirect Chain
  • http://ocw.mit.edu/
  • https://ocw.mit.edu/
271 KB
15 KB
Document
General
Full URL
https://ocw.mit.edu/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.130.133 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
bd4ed2975837b74a10d3ebf4fa1a718abf4eb62c5a6148834cbbd058be7f947f
Security Headers
Name Value
Strict-Transport-Security max-age=300

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36
accept-language
en-US,en;q=0.9

Response headers

accept-ranges
bytes
age
2003
content-encoding
gzip
content-length
15457
content-type
text/html
date
Wed, 04 Oct 2023 11:44:54 GMT
etag
"2f0de471a73f0455c4b78ccb11ee56d6"
last-modified
Wed, 04 Oct 2023 11:00:40 GMT
strict-transport-security
max-age=300
vary
Accept-Encoding
x-amz-meta-site-id
ocw-www
x-amz-server-side-encryption
AES256
x-cache
HIT
x-cache-hits
1
x-served-by
cache-mia-kmia1760061-MIA

Redirect headers

Accept-Ranges
bytes
Connection
close
Content-Length
0
Date
Wed, 04 Oct 2023 11:44:54 GMT
Location
https://ocw.mit.edu/
Retry-After
0
Strict-Transport-Security
max-age=300
X-Cache
HIT
X-Cache-Hits
0
X-Served-By
cache-mia-kmia1760035-MIA
www.e14d5.css
ocw.mit.edu/static_shared/css/
234 KB
38 KB
Stylesheet
General
Full URL
https://ocw.mit.edu/static_shared/css/www.e14d5.css
Requested by
Host: ocw.mit.edu
URL: https://ocw.mit.edu/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.130.133 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
e5e2dfa40e9de680bcc7975c53b9e94351d757846f7ae8eddbf91f4ee5f83c61
Security Headers
Name Value
Strict-Transport-Security max-age=300

Request headers

accept-language
en-US,en;q=0.9
Referer
https://ocw.mit.edu/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36

Response headers

x-served-by
cache-mia-kmia1760061-MIA
date
Wed, 04 Oct 2023 11:44:54 GMT
content-encoding
gzip
strict-transport-security
max-age=300
last-modified
Tue, 03 Oct 2023 14:38:30 GMT
age
2003
etag
"1f0256942b90972a39450b33a8f76a0a"
x-amz-server-side-encryption
AES256
vary
Accept-Encoding
x-cache
HIT
content-type
text/css
x-amz-meta-site-id
ocw-hugo-themes
accept-ranges
bytes
content-length
38391
x-cache-hits
8
classic-10_7.css
cdn-images.mailchimp.com/embedcode/
4 KB
2 KB
Stylesheet
General
Full URL
https://cdn-images.mailchimp.com/embedcode/classic-10_7.css
Requested by
Host: ocw.mit.edu
URL: https://ocw.mit.edu/
Protocol
HTTP/1.1
Security
TLS 1.3, , AES_128_GCM
Server
13.249.38.183 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-13-249-38-183.iad89.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
613b1a7b4e9e279b4bcceed16041478402a795ac76653535589480190b3aa1c0

Request headers

accept-language
en-US,en;q=0.9
Referer
https://ocw.mit.edu/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36

Response headers

x-amz-version-id
null
Content-Encoding
gzip
Via
1.1 dd169cfdbbafbb3da513bede6bc6640e.cloudfront.net (CloudFront)
Date
Tue, 03 Oct 2023 14:34:28 GMT
Last-Modified
Thu, 17 Dec 2015 16:52:30 GMT
Server
AmazonS3
X-Amz-Cf-Pop
IAD89-C1
Age
76227
ETag
W/"ae0fc9b84c30cada1784022044962394"
Transfer-Encoding
chunked
Vary
Accept-Encoding
Content-Type
text/css
X-Cache
Hit from cloudfront
Connection
keep-alive
X-Amz-Cf-Id
k9jQQ-ELPtXWAnCJYpBtRmf4sjqQU_L7T-vXhe7zE7N6ucnZuW0GdQ==
css
fonts.googleapis.com/
4 KB
1 KB
Stylesheet
General
Full URL
https://fonts.googleapis.com/css?family=Roboto:400,500&display=swap
Requested by
Host: ocw.mit.edu
URL: https://ocw.mit.edu/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2607:f8b0:4004:c09::5f Ashburn, United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
ESF /
Resource Hash
c4ec171d8f202fb90c55007f2dc8ab43a7d089d5e7b717eb03b41fdb3907b261
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff
X-Frame-Options SAMEORIGIN
X-Xss-Protection 0

Request headers

accept-language
en-US,en;q=0.9
Referer
https://ocw.mit.edu/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36

Response headers

strict-transport-security
max-age=31536000
date
Wed, 04 Oct 2023 11:44:54 GMT
content-encoding
gzip
x-content-type-options
nosniff
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
x-xss-protection
0
last-modified
Wed, 04 Oct 2023 10:46:41 GMT
server
ESF
cross-origin-opener-policy
same-origin-allow-popups
x-frame-options
SAMEORIGIN
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
private, max-age=86400, stale-while-revalidate=604800
timing-allow-origin
*
link
<https://fonts.gstatic.com>; rel=preconnect; crossorigin
expires
Wed, 04 Oct 2023 11:44:54 GMT
ocw_logo_white_v2.svg
ocw.mit.edu/static_shared/images/
51 KB
16 KB
Image
General
Full URL
https://ocw.mit.edu/static_shared/images/ocw_logo_white_v2.svg
Requested by
Host: ocw.mit.edu
URL: https://ocw.mit.edu/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.130.133 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
36100da88e4cbbbf64c36a1a186fe477c5a863534608552765dc2b704238e0f1
Security Headers
Name Value
Strict-Transport-Security max-age=300

Request headers

accept-language
en-US,en;q=0.9
Referer
https://ocw.mit.edu/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36

Response headers

x-served-by
cache-mia-kmia1760061-MIA
date
Wed, 04 Oct 2023 11:44:54 GMT
content-encoding
gzip
strict-transport-security
max-age=300
last-modified
Tue, 03 Oct 2023 14:38:31 GMT
age
2003
etag
"1a5cf4568192c88b5efab45063b86d8a"
x-amz-server-side-encryption
AES256
vary
Accept-Encoding
x-cache
HIT
content-type
image/svg+xml
x-amz-meta-site-id
ocw-hugo-themes
accept-ranges
bytes
content-length
16636
x-cache-hits
1
oll_generic.png
ocw.mit.edu/ocw-www/
168 KB
168 KB
Image
General
Full URL
https://ocw.mit.edu/ocw-www/oll_generic.png
Requested by
Host: ocw.mit.edu
URL: https://ocw.mit.edu/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.130.133 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
969841ff68445c2bddb1fe3f19f1d78c9c15638622d9cfd30329515545c98988
Security Headers
Name Value
Strict-Transport-Security max-age=300

Request headers

accept-language
en-US,en;q=0.9
Referer
https://ocw.mit.edu/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36

Response headers

x-served-by
cache-mia-kmia1760061-MIA
date
Wed, 04 Oct 2023 11:44:54 GMT
strict-transport-security
max-age=300
last-modified
Mon, 02 Oct 2023 12:43:06 GMT
age
1532
etag
"4ba7c13698940c8011546c87c26103ab"
x-amz-server-side-encryption
AES256
x-cache
HIT
content-type
image/png
x-amz-meta-site-id
ocw-www
accept-ranges
bytes
content-length
171961
x-cache-hits
1
b2c1e39b133349be99332b11c5640078_chalk-radio.png
ocw.mit.edu/ocw-www/
30 KB
30 KB
Image
General
Full URL
https://ocw.mit.edu/ocw-www/b2c1e39b133349be99332b11c5640078_chalk-radio.png
Requested by
Host: ocw.mit.edu
URL: https://ocw.mit.edu/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.130.133 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
0c3e8cba305b72b66f332aaf052ec17f4f9a366e4095667de95804f73b958b21
Security Headers
Name Value
Strict-Transport-Security max-age=300

Request headers

accept-language
en-US,en;q=0.9
Referer
https://ocw.mit.edu/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36

Response headers

x-served-by
cache-mia-kmia1760061-MIA
date
Wed, 04 Oct 2023 11:44:54 GMT
strict-transport-security
max-age=300
last-modified
Mon, 02 Oct 2023 12:43:05 GMT
age
1532
etag
"6ecb2b774bb4eec70ff4e703f7755a54"
x-amz-server-side-encryption
AES256
x-cache
HIT
content-type
image/png
x-amz-meta-site-id
ocw-www
accept-ranges
bytes
content-length
30255
x-cache-hits
1
serc_sitehome.jpeg
ocw.mit.edu/ocw-www/
104 KB
104 KB
Image
General
Full URL
https://ocw.mit.edu/ocw-www/serc_sitehome.jpeg
Requested by
Host: ocw.mit.edu
URL: https://ocw.mit.edu/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.130.133 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
759c08c6ab286139a91a8e061df1dac05faa93b3dc8a5f07b698241d7121f962
Security Headers
Name Value
Strict-Transport-Security max-age=300

Request headers

accept-language
en-US,en;q=0.9
Referer
https://ocw.mit.edu/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36

Response headers

x-served-by
cache-mia-kmia1760061-MIA
date
Wed, 04 Oct 2023 11:44:54 GMT
strict-transport-security
max-age=300
last-modified
Mon, 02 Oct 2023 12:43:06 GMT
age
1532
etag
"abefa52ac0275b0a7e26e07997a3b1ae"
x-amz-server-side-encryption
AES256
x-cache
HIT
content-type
image/jpeg
x-amz-meta-site-id
ocw-www
accept-ranges
bytes
content-length
106237
x-cache-hits
1
51a3f0ab6faf9451c3ae9a3a0ad58c6a_21L-310f18.jpg
ocw.mit.edu/courses/21l-310-bestsellers-out-for-the-count-fall-2018/
27 KB
27 KB
Image
General
Full URL
https://ocw.mit.edu/courses/21l-310-bestsellers-out-for-the-count-fall-2018/51a3f0ab6faf9451c3ae9a3a0ad58c6a_21L-310f18.jpg
Requested by
Host: ocw.mit.edu
URL: https://ocw.mit.edu/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
151.101.130.133 , United States, ASN54113 (FASTLY, US),
Reverse DNS
Software
/
Resource Hash
3d8ad4714df2d67caab6bd44017094be4cb366d727fcfcd3f5660f5dacedf2cb
Security Headers
Name Value
Strict-Transport-Security max-age=300

Request headers

accept-language
en-US,en;q=0.9
Referer
https://ocw.mit.edu/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36

Response headers

x-served-by
cache-mia-kmia1760061-MIA
date
Wed, 04 Oct 2023 11:44:54 GMT
strict-transport-security
max-age=300
last-modified
Thu, 14 Apr 2022 21:03:26 GMT
age
1532
etag
"44c4903d4a5cbb07079130eb6432aba8"
x-cache
HIT
x-amz-meta-site-id
21l-310-bestsellers-out-for-the-count-fall-2018
content-type
image/jpeg
accept-ranges
bytes
content-length
27494
x-cache-hits
1
gtm.js
www.googletagmanager.com/
200 KB
72 KB
Script
General
Full URL
https://www.googletagmanager.com/gtm.js?id=GTM-NMQZ25T
Requested by
Host: ocw.mit.edu
URL: https://ocw.mit.edu/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2607:f8b0:4004:c08::61 Ashburn, United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Google Tag Manager /
Resource Hash
72f27170a09fff9d510f470e94eb3e21be8b2314124e33cda9bf6fc566035fb5
Security Headers
Name Value
Strict-Transport-Security max-age=31536000; includeSubDomains
X-Xss-Protection 0

Request headers

accept-language
en-US,en;q=0.9
Referer
https://ocw.mit.edu/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36

Response headers

date
Wed, 04 Oct 2023 11:44:54 GMT
content-encoding
br
strict-transport-security
max-age=31536000; includeSubDomains
cross-origin-resource-policy
cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
73486
x-xss-protection
0
last-modified
Wed, 04 Oct 2023 09:00:00 GMT
server
Google Tag Manager
vary
Accept-Encoding
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
Wed, 04 Oct 2023 11:44:54 GMT
d46df724033fc5b0de90180e229aad8b_8-13-14f16-s17.jpg
ocw.mit.edu/courses/8-13-14-experimental-physics-i-ii-junior-lab-fall-2016-spring-2017/
22 KB
22 KB
Image
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cross-origin
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
21027
last-modified
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server
UploadServer
etag
"862eaf1de9c87ff34cde7c532b6e7d7b"
x-goog-generation
1690603451722560
content-language
en
access-control-allow-origin
*
x-goog-hash
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access-control-expose-headers
Content-Type
cache-control
public, max-age=31536000, no-transform
x-goog-stored-content-length
21027
accept-ranges
bytes
content-type
application/javascript; charset=utf-8
expires
Thu, 26 Sep 2024 19:48:30 GMT
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script.crazyegg.com/pages/data-scripts/0017/3534/site/ Frame 0407
4 KB
2 KB
XHR
General
Full URL
https://script.crazyegg.com/pages/data-scripts/0017/3534/site/ocw.mit.edu.json?t=1
Requested by
Host: script.crazyegg.com
URL: https://script.crazyegg.com/pages/scripts/0017/3534.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6813:9408 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Request headers

accept-language
en-US,en;q=0.9
Referer
User-Agent
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Response headers

date
Wed, 04 Oct 2023 11:44:55 GMT
content-encoding
gzip
cf-cache-status
HIT
age
164528
ce-version
11.5.127
content-length
1569
last-modified
Mon, 02 Oct 2023 14:02:47 GMT
server
cloudflare
vary
Accept-Encoding
content-type
application/json
access-control-allow-origin
*
access-control-expose-headers
CE-Version
cache-control
public, max-age=300, s-maxage=1209600
accept-ranges
bytes
timing-allow-origin
*
cf-ray
810d2cf9bc1f02e8-MIA
collect
analytics.google.com/g/
0
251 B
Ping
General
Full URL
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Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-NWDK3DX66P&l=dataLayer&cx=c
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2001:4860:4802:38::181 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
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Request headers

accept-language
en-US,en;q=0.9
Referer
https://ocw.mit.edu/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36

Response headers

pragma
no-cache
date
Wed, 04 Oct 2023 11:44:55 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://ocw.mit.edu
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
content-length
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
collect
stats.g.doubleclick.net/g/
0
242 B
Ping
General
Full URL
https://stats.g.doubleclick.net/g/collect?v=2&tid=G-NWDK3DX66P&cid=1504065819.1696419895&gtm=45je3a20&aip=1
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-NWDK3DX66P&l=dataLayer&cx=c
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2607:f8b0:4004:c0b::9c Ashburn, United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language
en-US,en;q=0.9
Referer
https://ocw.mit.edu/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36

Response headers

pragma
no-cache
date
Wed, 04 Oct 2023 11:44:55 GMT
server
Golfe2
content-type
text/plain
access-control-allow-origin
https://ocw.mit.edu
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
content-length
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
collect
www.google-analytics.com/j/
4 B
206 B
XHR
General
Full URL
https://www.google-analytics.com/j/collect?v=1&_v=j101&a=1438991008&t=pageview&_s=1&dl=https%3A%2F%2Focw.mit.edu%2F&ul=en-us&de=UTF-8&dt=MIT%20OpenCourseWare%20%7C%20Free%20Online%20Course%20Materials&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=YADAAEABAAAAACAAI~&jid=437980188&gjid=1441703966&cid=1504065819.1696419895&tid=UA-5145472-1&_gid=1244611011.1696419895&_r=1&_slc=1&gtm=45He3a20n81NMQZ25T&z=742742686
Requested by
Host: ocw.mit.edu
URL: https://ocw.mit.edu/static_shared/js/common.e14d5.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2607:f8b0:4004:c1d::65 Washington, United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
Golfe2 /
Resource Hash
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Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

Referer
https://ocw.mit.edu/
accept-language
en-US,en;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
date
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x-content-type-options
nosniff
last-modified
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server
Golfe2
content-type
text/plain
access-control-allow-origin
https://ocw.mit.edu
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
content-length
4
expires
Fri, 01 Jan 1990 00:00:00 GMT
4f1ea697cc7a29148686cad5fbca6d0c.js
script.crazyegg.com/pages/versioned/common-scripts/
91 KB
31 KB
Script
General
Full URL
https://script.crazyegg.com/pages/versioned/common-scripts/4f1ea697cc7a29148686cad5fbca6d0c.js
Requested by
Host: script.crazyegg.com
URL: https://script.crazyegg.com/pages/scripts/0017/3534.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6813:9408 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Request headers

accept-language
en-US,en;q=0.9
Referer
https://ocw.mit.edu/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36

Response headers

date
Wed, 04 Oct 2023 11:44:55 GMT
content-encoding
gzip
cf-cache-status
HIT
last-modified
Tue, 19 Sep 2023 10:29:44 GMT
server
cloudflare
age
164659
vary
Accept-Encoding
content-type
text/javascript
access-control-allow-origin
*
cache-control
public, max-age=31536000, s-maxage=31536000
accept-ranges
bytes
timing-allow-origin
*
cf-ray
810d2cfa0d7cda6b-MIA
content-length
31336
ocw.mit.edu.json
script.crazyegg.com/pages/data-scripts/0017/3534/sampling/ Frame 0407
152 B
237 B
XHR
General
Full URL
https://script.crazyegg.com/pages/data-scripts/0017/3534/sampling/ocw.mit.edu.json?t=471227
Requested by
Host: script.crazyegg.com
URL: https://script.crazyegg.com/pages/versioned/common-scripts/4f1ea697cc7a29148686cad5fbca6d0c.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6813:9408 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
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Request headers

accept-language
en-US,en;q=0.9
Referer
User-Agent
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Response headers

date
Wed, 04 Oct 2023 11:44:55 GMT
content-encoding
gzip
cf-cache-status
HIT
age
3472
ce-version
11.5.127
content-length
145
last-modified
Wed, 04 Oct 2023 10:47:03 GMT
server
cloudflare
vary
Accept-Encoding
content-type
application/json
access-control-allow-origin
*
access-control-expose-headers
CE-Version
cache-control
public, max-age=300, s-maxage=1209600
accept-ranges
bytes
timing-allow-origin
*
cf-ray
810d2cfa4c9d02e8-MIA
collect
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2 B
149 B
XHR
General
Full URL
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Requested by
Host: ocw.mit.edu
URL: https://ocw.mit.edu/static_shared/js/common.e14d5.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2607:f8b0:4004:c0b::9c Ashburn, United States, 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://ocw.mit.edu/
accept-language
en-US,en;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36
Content-Type
text/plain

Response headers

pragma
no-cache
strict-transport-security
max-age=10886400; includeSubDomains; preload
date
Wed, 04 Oct 2023 11:44:55 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://ocw.mit.edu
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
content-length
2
expires
Fri, 01 Jan 1990 00:00:00 GMT
healthcheck
pagestates-tracking.crazyegg.com/ Frame 0407
19 B
460 B
XHR
General
Full URL
https://pagestates-tracking.crazyegg.com/healthcheck
Requested by
Host: script.crazyegg.com
URL: https://script.crazyegg.com/pages/versioned/common-scripts/4f1ea697cc7a29148686cad5fbca6d0c.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.33.165.70 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-13-33-165-70.yto50.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
830e67bda2532cd5880ee86e3b33e69721082f8458bb0df0cd4edbb1577fd375

Request headers

accept-language
en-US,en;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36

Response headers

date
Tue, 26 Sep 2023 03:41:12 GMT
via
1.1 329208680898f32bb765f36259ee06fe.cloudfront.net (CloudFront)
x-amz-cf-pop
YTO50-C3
age
720224
x-cache
Hit from cloudfront
content-length
19
last-modified
Fri, 08 Jul 2022 22:25:51 GMT
server
AmazonS3
etag
"d06f04fccf68d0b228a5923187ce1afd"
access-control-max-age
31536000
access-control-allow-methods
GET, HEAD
content-type
application/json
access-control-allow-origin
*
access-control-expose-headers
Access-Control-Allow-Origin
accept-ranges
bytes
x-amz-cf-id
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healthcheck
assets-tracking.crazyegg.com/ Frame 0407
19 B
461 B
XHR
General
Full URL
https://assets-tracking.crazyegg.com/healthcheck
Requested by
Host: script.crazyegg.com
URL: https://script.crazyegg.com/pages/versioned/common-scripts/4f1ea697cc7a29148686cad5fbca6d0c.js
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.33.165.128 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
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Software
AmazonS3 /
Resource Hash
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Request headers

accept-language
en-US,en;q=0.9
Referer
User-Agent
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Response headers

date
Mon, 24 Jul 2023 01:24:49 GMT
via
1.1 e9cd6227f5054d45a581b16b58940702.cloudfront.net (CloudFront)
x-amz-cf-pop
YTO50-C3
age
6258007
x-cache
Hit from cloudfront
content-length
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last-modified
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server
AmazonS3
etag
"d06f04fccf68d0b228a5923187ce1afd"
access-control-max-age
31536000
access-control-allow-methods
GET, HEAD
content-type
application/json
access-control-allow-origin
*
access-control-expose-headers
Access-Control-Allow-Origin
accept-ranges
bytes
x-amz-cf-id
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0
Other
General
Full URL
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Requested by
Host: ocw.mit.edu
URL: https://ocw.mit.edu/
Protocol
BLOB
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
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Request headers

accept-language
en-US,en;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36

Response headers

Content-Length
45
Content-Type
text/javascript
ga-audiences
www.google.com/ads/
42 B
408 B
Image
General
Full URL
https://www.google.com/ads/ga-audiences?t=sr&aip=1&_r=4&slf_rd=1&v=1&_v=j101&tid=UA-5145472-1&cid=1504065819.1696419895&jid=437980188&_u=YADAAEAAAAAAACAAI~&z=631222848
Requested by
Host: ocw.mit.edu
URL: https://ocw.mit.edu/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2607:f8b0:4004:c06::6a Washington, United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software
cafe /
Resource Hash
ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Xss-Protection 0

Request headers

accept-language
en-US,en;q=0.9
Referer
https://ocw.mit.edu/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36

Response headers

pragma
no-cache
date
Wed, 04 Oct 2023 11:44:55 GMT
x-content-type-options
nosniff
server
cafe
content-type
image/gif
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
cache-control
no-cache, no-store, must-revalidate
cross-origin-resource-policy
cross-origin
timing-allow-origin
*
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length
42
x-xss-protection
0
expires
Fri, 01 Jan 1990 00:00:00 GMT
clock
tracking.crazyegg.com/ Frame 0407
29 B
136 B
XHR
General
Full URL
https://tracking.crazyegg.com/clock?t=1696419895714&tk=8c787566e246982f28080a176ae6c0ec&s=81572&p=%2F&u=173534&v=f273226b2a8224c96106ae72326416c5642fecd5&f=ocw.mit.edu&ul=https%3A%2F%2Focw.mit.edu%2F
Requested by
Host: script.crazyegg.com
URL: https://script.crazyegg.com/pages/versioned/common-scripts/4f1ea697cc7a29148686cad5fbca6d0c.js
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
18.224.92.135 Columbus, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
ec2-18-224-92-135.us-east-2.compute.amazonaws.com
Software
awselb/2.0 /
Resource Hash
0b9e851acf012c1085892ae25461caba67f28a1c759043aee21df5910b468acc

Request headers

accept-language
en-US,en;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36

Response headers

access-control-allow-origin
*
date
Wed, 04 Oct 2023 11:44:55 GMT
cache-control
no-store
server
awselb/2.0
content-length
29
content-type
text/plain
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https://ocw.mit.edu/
241 B
0
Other
General
Full URL
blob:https://ocw.mit.edu/d2315196-8f67-4e57-99e0-1f04b0629f24
Protocol
BLOB
Server
-, , ASN (),
Reverse DNS
Software
/
Resource Hash
390ed53d5dbef4137e20dcb956953b57a7136fd5a00c58e6a9c8ddb84ea099e4

Request headers

accept-language
en-US,en;q=0.9
Referer
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/117.0.5938.132 Safari/537.36

Response headers

Content-Length
241
Content-Type
text/javascript

Verdicts & Comments Add Verdict or Comment

33 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| 0 object| 1 object| 2 object| documentPictureInPicture object| dataLayer object| webpackChunkocw_hugo_themes function| _ object| __SENTRY__ function| $ function| Popper object| PDFObject boolean| apzbtgtr object| Sentry object| google_tag_manager object| google_tag_data string| GoogleAnalyticsObject function| ga boolean| CE_USER_SCRIPT object| CE2 string| CE_USER_SITE_DATA_URL string| CE_USER_DATA_URL object| webpackChunkappzi_widget object| appzi function| onYouTubeIframeAPIReady object| gaGlobal object| gaplugins object| gaData string| CE_USER_COMMON_SCRIPT_URL string| CE_USER_THIRDPARTY_SCRIPT_URL object| webpackChunkCE2 object| CE2BH function| CE_URL_FINGERPRINT object| CE_API

9 Cookies

Domain/Path Name / Value
.mit.edu/ Name: _ga_NWDK3DX66P
Value: GS1.1.1696419895.1.0.1696419895.60.0.0
.mit.edu/ Name: _ga
Value: GA1.2.1504065819.1696419895
.mit.edu/ Name: _gid
Value: GA1.2.1244611011.1696419895
.mit.edu/ Name: _gat_UA-5145472-1
Value: 1
.mit.edu/ Name: cebs
Value: 1
.mit.edu/ Name: _ce.clock_event
Value: 1
.mit.edu/ Name: _ce.clock_data
Value: 49%2C38.132.118.67%2C1%2C5bead3a06085d6babcc8a1cb991283be
.mit.edu/ Name: cebsp_
Value: 1
.mit.edu/ Name: _ce.s
Value: v~f273226b2a8224c96106ae72326416c5642fecd5~lcw~1696419895944~vpv~0~v11.fhb~1696419895944~v11.lhb~1696419895944~lcw~1696419895945

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
Strict-Transport-Security max-age=300

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.

analytics.google.com
api.appzi.io
assets-tracking.crazyegg.com
cdn-images.mailchimp.com
fonts.googleapis.com
ocw.mit.edu
pagestates-tracking.crazyegg.com
script.crazyegg.com
stats.g.doubleclick.net
tracking.crazyegg.com
w.appzi.io
www.google-analytics.com
www.google.com
www.googletagmanager.com
www.ocw-openmatters.org
108.178.43.190
13.249.38.183
13.33.165.128
13.33.165.70
151.101.130.133
151.101.66.133
18.224.92.135
2001:4860:4802:38::181
2606:4700::6813:9408
2607:f8b0:4004:c06::6a
2607:f8b0:4004:c08::61
2607:f8b0:4004:c09::5f
2607:f8b0:4004:c0b::9c
2607:f8b0:4004:c1d::65
34.102.214.213
35.244.222.52
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