URL: https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Submission: On April 06 via manual from IN

Summary

This website contacted 22 IPs in 3 countries across 21 domains to perform 56 HTTP transactions. The main IP is 104.16.164.228, located in San Francisco, United States and belongs to CLOUDFLARENET - Cloudflare, Inc., US. The main domain is www.edx.org.
TLS certificate: Issued by Gandi Standard SSL CA 2 on April 2nd 2018. Valid for: 2 years.
This is the only time www.edx.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
16 104.16.164.228 13335 (CLOUDFLAR...)
1 23.111.9.35 54104 (AS-STACKPATH)
1 172.227.119.12 20940 (AKAMAI-ASN1)
1 184.30.214.147 20940 (AKAMAI-ASN1)
1 54.230.45.69 16509 (AMAZON-02)
1 104.16.165.228 13335 (CLOUDFLAR...)
2 172.217.21.202 15169 (GOOGLE)
6 172.217.21.195 15169 (GOOGLE)
2 54.70.214.233 16509 (AMAZON-02)
4 172.217.21.206 15169 (GOOGLE)
1 172.217.21.200 15169 (GOOGLE)
1 1 74.125.206.154 15169 (GOOGLE)
1 1 172.217.21.196 15169 (GOOGLE)
1 23.38.61.219 20940 (AKAMAI-ASN1)
1 162.208.117.11 11403 (NYINTERNET)
1 54.236.132.167 14618 (AMAZON-AES)
2 151.101.114.110 54113 (FASTLY)
2 34.205.228.73 14618 (AMAZON-AES)
2 185.60.216.19 32934 (FACEBOOK)
1 162.247.242.21 23467 (NEWRELIC-...)
2 185.60.216.35 32934 (FACEBOOK)
2 54.85.75.70 14618 (AMAZON-AES)
1 151.101.113.194 54113 (FASTLY)
5 104.17.96.190 13335 (CLOUDFLAR...)
56 22
Domain Requested by
17 www.edx.org www.edx.org
5 prod-edxapp.edx-cdn.org www.edx.org
5 fonts.gstatic.com www.edx.org
4 www.google-analytics.com cdn.segment.com
www.google-analytics.com
www.edx.org
2 logx.optimizely.com www.edx.org
2 www.facebook.com
2 connect.facebook.net www.edx.org
connect.facebook.net
2 errors.client.optimizely.com www.edx.org
2 api.segment.io www.edx.org
2 fonts.googleapis.com www.edx.org
1 spdcrv.global.ssl.fastly.net cdn.speedcurve.com
1 bam.nr-data.net js-agent.newrelic.com
1 www.dwin1.com www.googletagmanager.com
1 js-agent.newrelic.com www.edx.org
1 courses.edx.org www.edx.org
1 horizon.sailthru.com www.edx.org
1 ak.sail-horizon.com www.googletagmanager.com
1 www.google.com.ua www.edx.org
1 www.google.com 1 redirects
1 stats.g.doubleclick.net 1 redirects
1 www.googletagmanager.com cdn.segment.com
1 cdn.segment.com www.edx.org
1 cdn3.optimizely.com cdn.optimizely.com
1 cdn.optimizely.com www.edx.org
1 cdn.speedcurve.com www.edx.org
56 25
Subject Issuer Validity Valid
*.edx.org
Gandi Standard SSL CA 2
2018-04-02 -
2020-05-06
2 years crt.sh

This page contains 1 frames:

Primary Page: https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Frame ID: 6DDBE88474100C4E717E065EE26AF4E
Requests: 56 HTTP requests in this frame

Screenshot


Detected technologies

Overall confidence: 100%
Detected patterns
  • meta generator /Drupal(?:\s([\d.]+))?/i
  • headers expires /19 Nov 1978/i
  • env /^Drupal$/i

Overall confidence: 100%
Detected patterns
  • meta generator /Drupal(?:\s([\d.]+))?/i
  • headers expires /19 Nov 1978/i
  • env /^Drupal$/i

Overall confidence: 100%
Detected patterns
  • headers via /.*Varnish/i

Overall confidence: 100%
Detected patterns
  • env /^Backbone$/i

Overall confidence: 100%
Detected patterns
  • headers server /cloudflare/i

Overall confidence: 100%
Detected patterns
  • script /\/\/connect\.facebook\.net\/[^\/]*\/[a-z]*\.js/i

Overall confidence: 100%
Detected patterns
  • script /google-analytics\.com\/(?:ga|urchin|(analytics))\.js/i
  • env /^gaGlobal$/i

Overall confidence: 100%
Detected patterns
  • env /^google_tag_manager$/i

Overall confidence: 100%
Detected patterns
  • env /^NREUM/i

Overall confidence: 100%
Detected patterns
  • script /optimizely\.com.*\.js/i
  • env /^optimizely$/i

Overall confidence: 100%
Detected patterns
  • html /<script[\s\S]*cdn\.segment\.com\/analytics.js[\s\S]*script>/i
  • script /cdn\.segment\.com\/analytics\.js/i
  • env /^analytics$/i

Overall confidence: 100%
Detected patterns
  • env /^jQuery$/i

Overall confidence: 100%
Detected patterns
  • env /^webpackJsonp$/i

Overall confidence: 100%
Detected patterns
  • env /^Backbone$/i

Page Statistics

56
Requests

32 %
HTTPS

0 %
IPv6

21
Domains

25
Subdomains

22
IPs

3
Countries

976 kB
Transfer

3183 kB
Size

10
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 32
  • https://stats.g.doubleclick.net/r/collect?t=dc&aip=1&_r=3&v=1&_v=j66&tid=UA-35248639-2&cid=827274965.1522980639&jid=1731135548&gjid=848087426&_gid=721451253.1522980639&_u=aGBAgAAj~&z=2140078760 HTTP 302
  • https://www.google.com/ads/ga-audiences?v=1&aip=1&t=sr&_r=4&tid=UA-35248639-2&cid=827274965.1522980639&jid=1731135548&_v=j66&z=2140078760 HTTP 302
  • https://www.google.com.ua/ads/ga-audiences?v=1&aip=1&t=sr&_r=4&tid=UA-35248639-2&cid=827274965.1522980639&jid=1731135548&_v=j66&z=2140078760&slf_rd=1&random=860689153

56 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request leaders-learning-harvardx-gse2x-2
www.edx.org/course/
19 KB
7 KB
Document
General
Full URL
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
104.16.164.228 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
7906b13653659a3a39a674ec8a1200a60298a347741479688cf10a8432f8ce87
Security Headers
Name Value
X-Content-Type-Options nosniff
X-Frame-Options SameOrigin

Request headers

:path
/course/leaders-learning-harvardx-gse2x-2
pragma
no-cache
accept-encoding
gzip, deflate
upgrade-insecure-requests
1
user-agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36
accept
text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8
cache-control
no-cache
:authority
www.edx.org
:scheme
https
:method
GET
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

date
Fri, 06 Apr 2018 02:10:38 GMT
via
1.1 varnish-v4
x-content-type-options
nosniff
cf-cache-status
EXPIRED
x-cache
HIT
status
200
x-cache-hits
2
x-ah-environment
prod
content-encoding
gzip
vary
X-Accept-Language,Accept-Encoding
x-request-id
v-7c423fd6-393f-11e8-92af-22000a7b98d9
last-modified
Fri, 06 Apr 2018 02:09:06 GMT
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
x-frame-options
SameOrigin
content-language
en
x-varnish
46466459 46246558
x-generator
Drupal 7 (http://drupal.org)
cache-control
s-maxage=300, max-age=0, must-revalidate
set-cookie
__cfduid=de1ebb7f9d8d68a5709b10d54c4833fd71522980638; expires=Sat, 06-Apr-19 02:10:38 GMT; path=/; domain=.edx.org; HttpOnly
x-drupal-cache
MISS
cf-ray
4070b81e6dac96dc-FRA
link
<https://www.edx.org/course/leaders-learning-harvardx-gse2x-2>; rel="canonical",<https://www.edx.org/node/46106>; rel="shortlink"
content-type
text/html; charset=utf-8
expires
Sun, 19 Nov 1978 05:00:00 GMT
lux.js
cdn.speedcurve.com/js/
12 KB
5 KB
Script
General
Full URL
https://cdn.speedcurve.com/js/lux.js?id=19921887
Requested by
Host: www.edx.org
URL: https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Protocol
SPDY
Server
23.111.9.35 Phoenix, United States, ASN54104 (AS-STACKPATH - netDNA, US),
Reverse DNS
Software
NetDNA-cache/2.2 /
Resource Hash
b86ba20e3f0ec46fc217b0b1ca80c8de730b2fcc801e5587123ef16239c72ba1
Security Headers
Name Value
Strict-Transport-Security max-age=2592000

Request headers

Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

date
Fri, 06 Apr 2018 02:10:38 GMT
content-encoding
gzip
last-modified
Sat, 31 Mar 2018 19:24:46 GMT
server
NetDNA-cache/2.2
status
200
vary
Accept-Encoding,User-Agent
x-cache
HIT
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
max-age=604800
strict-transport-security
max-age=2592000
timing-allow-origin
*
expires
Sat, 07 Apr 2018 19:24:46 GMT
css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css
www.edx.org/sites/default/files/css/
7 KB
3 KB
Stylesheet
General
Full URL
https://www.edx.org/sites/default/files/css/css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css
Requested by
Host: www.edx.org
URL: https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
104.16.164.228 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
c44fab5ab25ff9f9dc07aced65f77686ec6a831bb858efaac266ba5deaf7d26e
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/css/css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css
pragma
no-cache
cookie
__cfduid=de1ebb7f9d8d68a5709b10d54c4833fd71522980638
accept-encoding
gzip, deflate
user-agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36
accept
text/css,*/*;q=0.1
cache-control
no-cache
:authority
www.edx.org
referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
:scheme
https
:method
GET
Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

date
Fri, 06 Apr 2018 02:10:38 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
2497483
cf-ray
4070b81f4de096dc-FRA
x-cache
HIT
status
200
x-cache-hits
66
x-ah-environment
prod
content-length
2217
x-request-id
v-3abd9048-1d91-11e8-af43-22000bca93a1
last-modified
Tue, 06 Feb 2018 15:30:17 GMT
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
193722455 11436058
via
1.1 varnish-v4
cache-control
max-age=2592000
accept-ranges
bytes
content-type
text/css
expires
Sat, 31 Mar 2018 20:43:42 GMT
css_mktzIRd5CRE-97qJhrh-LyZqgbhTe9MZCqn-bCpDQ_g.css
www.edx.org/sites/default/files/css/
6 KB
2 KB
Stylesheet
General
Full URL
https://www.edx.org/sites/default/files/css/css_mktzIRd5CRE-97qJhrh-LyZqgbhTe9MZCqn-bCpDQ_g.css
Requested by
Host: www.edx.org
URL: https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
104.16.164.228 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
9a4b7321177909113ef7ba8986b87e2f266a81b8537bd3190aa9fe6c2a4343f8
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/css/css_mktzIRd5CRE-97qJhrh-LyZqgbhTe9MZCqn-bCpDQ_g.css
pragma
no-cache
cookie
__cfduid=de1ebb7f9d8d68a5709b10d54c4833fd71522980638
accept-encoding
gzip, deflate
user-agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36
accept
text/css,*/*;q=0.1
cache-control
no-cache
:authority
www.edx.org
referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
:scheme
https
:method
GET
Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

date
Fri, 06 Apr 2018 02:10:38 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
2497483
cf-ray
4070b81f4de196dc-FRA
x-cache
HIT
status
200
x-cache-hits
73
x-ah-environment
prod
content-length
1660
x-request-id
v-5a3e3d86-1d92-11e8-81d3-22000a7b98d9
last-modified
Tue, 06 Feb 2018 15:30:17 GMT
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
207008366 9109845
via
1.1 varnish-v4
cache-control
max-age=2592000
accept-ranges
bytes
content-type
text/css
expires
Sat, 31 Mar 2018 20:51:45 GMT
css_0YSFAJxb9MzGn_TWb3uA3xX67HJo09HJ512pC9-KoBs.css
www.edx.org/sites/default/files/css/
452 KB
68 KB
Stylesheet
General
Full URL
https://www.edx.org/sites/default/files/css/css_0YSFAJxb9MzGn_TWb3uA3xX67HJo09HJ512pC9-KoBs.css
Requested by
Host: www.edx.org
URL: https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
104.16.164.228 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
d18485009c5bf4ccc69ff4d66f7b80df15faec7268d3d1c9e75da90bdf8aa01b
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/css/css_0YSFAJxb9MzGn_TWb3uA3xX67HJo09HJ512pC9-KoBs.css
pragma
no-cache
cookie
__cfduid=de1ebb7f9d8d68a5709b10d54c4833fd71522980638
accept-encoding
gzip, deflate
user-agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36
accept
text/css,*/*;q=0.1
cache-control
no-cache
:authority
www.edx.org
referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
:scheme
https
:method
GET
Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

date
Fri, 06 Apr 2018 02:10:38 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
211261
cf-ray
4070b81f4de296dc-FRA
x-cache
HIT
status
200
x-cache-hits
19
x-ah-environment
prod
content-length
69023
x-request-id
v-bb28214a-3753-11e8-930f-22000a7b98d9
last-modified
Tue, 03 Apr 2018 15:28:58 GMT
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
28920783 28632035
via
1.1 varnish-v4
cache-control
max-age=2592000
accept-ranges
bytes
content-type
text/css
expires
Thu, 03 May 2018 15:28:59 GMT
css_5F2fNog9k7IzA7RXd8pZjrTDZP524mJBNzU6OfMHOwo.css
www.edx.org/sites/default/files/css/
2 KB
1 KB
Stylesheet
General
Full URL
https://www.edx.org/sites/default/files/css/css_5F2fNog9k7IzA7RXd8pZjrTDZP524mJBNzU6OfMHOwo.css
Requested by
Host: www.edx.org
URL: https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
104.16.164.228 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
e45d9f36883d93b23303b45777ca598eb4c364fe76e2624137353a39f3073b0a
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/css/css_5F2fNog9k7IzA7RXd8pZjrTDZP524mJBNzU6OfMHOwo.css
pragma
no-cache
cookie
__cfduid=de1ebb7f9d8d68a5709b10d54c4833fd71522980638
accept-encoding
gzip, deflate
user-agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36
accept
text/css,*/*;q=0.1
cache-control
no-cache
:authority
www.edx.org
referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
:scheme
https
:method
GET
Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

date
Fri, 06 Apr 2018 02:10:38 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
729901
cf-ray
4070b81f4de396dc-FRA
x-cache
HIT
status
200
x-cache-hits
11
x-ah-environment
prod
content-length
706
x-request-id
v-321d0822-329c-11e8-81ee-22000bca93a1
last-modified
Wed, 28 Mar 2018 15:25:06 GMT
server
cloudflare
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
x-varnish
321112956 321642486
via
1.1 varnish-v4
cache-control
max-age=2592000
accept-ranges
bytes
content-type
text/css
expires
Fri, 27 Apr 2018 15:25:07 GMT
js_x0MhBQfHNAIO1NwkQgzf_TGN4b8eMmKre3nqUfoQv3w.js
www.edx.org/sites/default/files/js/
114 KB
41 KB
Script
General
Full URL
https://www.edx.org/sites/default/files/js/js_x0MhBQfHNAIO1NwkQgzf_TGN4b8eMmKre3nqUfoQv3w.js
Requested by
Host: www.edx.org
URL: https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
104.16.164.228 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
c743210507c734020ed4dc24420cdffd318de1bf1e3262ab7b79ea51fa10bf7c
Security Headers
Name Value
X-Content-Type-Options nosniff

Request headers

:path
/sites/default/files/js/js_x0MhBQfHNAIO1NwkQgzf_TGN4b8eMmKre3nqUfoQv3w.js
pragma
no-cache
cookie
__cfduid=de1ebb7f9d8d68a5709b10d54c4833fd71522980638
accept-encoding
gzip, deflate
user-agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36
accept
*/*
cache-control
no-cache
:authority
www.edx.org
referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
:scheme
https
:method
GET
Referer
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User-Agent
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Response headers

date
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content-encoding
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cf-cache-status
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cache-control
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Access-Control-Expose-Headers
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Response headers

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content-encoding
gzip
x-content-type-options
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cf-cache-status
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server
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expect-ct
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Accept-Encoding
x-varnish
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via
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cache-control
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Request headers

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Response headers

date
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content-encoding
gzip
x-content-type-options
nosniff
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server
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vary
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cache-control
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Request headers

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cache-control
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Response headers

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x-content-type-options
nosniff
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server
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expect-ct
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vary
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cache-control
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expires
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Full URL
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Security Headers
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Request headers

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accept
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cache-control
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User-Agent
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Response headers

date
Fri, 06 Apr 2018 02:10:38 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
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age
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cf-ray
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server
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expect-ct
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vary
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via
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cache-control
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expires
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Full URL
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Response headers

date
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content-encoding
gzip
x-content-type-options
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cf-cache-status
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age
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server
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expect-ct
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cache-control
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expires
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Full URL
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Security Headers
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Request headers

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Response headers

date
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content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
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age
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cf-ray
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server
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expect-ct
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vary
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Security Headers
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Request headers

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Response headers

date
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content-encoding
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x-content-type-options
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cf-cache-status
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age
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server
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expect-ct
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vary
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via
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cache-control
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accept-ranges
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expires
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Software
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Security Headers
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Request headers

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cache-control
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:authority
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referer
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:scheme
https
:method
GET
Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
User-Agent
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Response headers

date
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content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
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cf-ray
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x-cache
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220
x-request-id
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server
cloudflare
expect-ct
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vary
Accept-Encoding
x-varnish
28651131 29331941
via
1.1 varnish-v4
cache-control
max-age=2592000
accept-ranges
bytes
content-type
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expires
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geo2.js
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701 B
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General
Full URL
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Requested by
Host: cdn.optimizely.com
URL: https://cdn.optimizely.com/js/1743970571.js
Protocol
HTTP/1.1
Server
184.30.214.147 Amsterdam, Netherlands, ASN20940 (AKAMAI-ASN1, US),
Reverse DNS
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Software
AmazonS3 /
Resource Hash
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Request headers

Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

x-amz-version-id
Y1BKPK.c9lIaZx2uYj8JMWZye_vJfrh9
Server
AmazonS3
x-amz-request-id
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Content-Type
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Cache-Control
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x-amz-id-2
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312 KB
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Script
General
Full URL
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Requested by
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Protocol
SPDY
Server
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Software
nginx /
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Request headers

Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

date
Thu, 05 Apr 2018 22:42:36 GMT
content-encoding
gzip
server
nginx
age
30
status
200
etag
W/"4df60-PN7tPzvwcXP5j5p+jKy1JA"
x-cache-status
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vary
Accept-Encoding
x-cache
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content-type
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access-control-allow-origin
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cache-control
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x-amz-cf-id
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via
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subjects
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23 KB
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Fetch
General
Full URL
https://www.edx.org/api/v1/catalog/subjects
Requested by
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Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
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Security Headers
Name Value
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Request headers

:path
/api/v1/catalog/subjects
pragma
no-cache
accept-encoding
gzip, deflate
user-agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36
accept
*/*
cache-control
no-cache
:authority
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referer
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:scheme
https
:method
GET
Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

date
Fri, 06 Apr 2018 02:10:38 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
2022
cf-ray
4070b8214f4f649f-FRA
x-cache
HIT
status
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x-ah-environment
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vary
X-Accept-Language,Accept-Encoding
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last-modified
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server
cloudflare
etag
"1522966590-1"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
x-frame-options
SameOrigin
x-varnish
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via
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cache-control
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set-cookie
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accept-ranges
bytes
content-type
application/json
x-drupal-cache
MISS
expires
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css
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967 B
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Full URL
https://fonts.googleapis.com/css?family=Open+Sans:300,400,400i,600,700
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URL: https://www.edx.org/sites/all/themes/atedx/scripts/dist/site_header.231bb3e24a48c68bf8e1.js?p6m8c8
Protocol
SPDY
Server
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Software
ESF /
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Request headers

Referer
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User-Agent
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Response headers

date
Fri, 06 Apr 2018 02:10:38 GMT
content-encoding
gzip
last-modified
Fri, 06 Apr 2018 02:10:38 GMT
server
ESF
link
<https://fonts.gstatic.com>; rel=preconnect; crossorigin
status
200
x-frame-options
SAMEORIGIN
content-type
text/css; charset=utf-8
access-control-allow-origin
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cache-control
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timing-allow-origin
*
alt-svc
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x-xss-protection
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expires
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1.b0b41c70293f1a920852.js
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811 KB
284 KB
Script
General
Full URL
https://www.edx.org/sites/all/themes/atedx/scripts/dist/1.b0b41c70293f1a920852.js
Requested by
Host: www.edx.org
URL: https://www.edx.org/sites/all/themes/atedx/scripts/dist/manifest.f0e0573df719afcc54b6.js?p6m8c8
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
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Software
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Resource Hash
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Security Headers
Name Value
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Request headers

:path
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pragma
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cookie
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accept-encoding
gzip, deflate
user-agent
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accept
*/*
cache-control
no-cache
:authority
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referer
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:scheme
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Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
User-Agent
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Response headers

date
Fri, 06 Apr 2018 02:10:38 GMT
content-encoding
gzip
x-content-type-options
nosniff
cf-cache-status
HIT
age
629959
cf-ray
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x-cache
HIT
status
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x-ah-environment
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content-length
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x-request-id
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last-modified
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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
4459299 3038214
via
1.1 varnish-v4
cache-control
max-age=2592000
accept-ranges
bytes
content-type
application/javascript
expires
Sat, 28 Apr 2018 19:11:10 GMT
fontawesome-webfont.woff2
www.edx.org/sites/all/themes/atedx/fonts/FontAwesome/
55 KB
56 KB
Font
General
Full URL
https://www.edx.org/sites/all/themes/atedx/fonts/FontAwesome/fontawesome-webfont.woff2
Requested by
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Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
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Resource Hash
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Security Headers
Name Value
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Request headers

:path
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pragma
no-cache
cookie
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origin
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accept-encoding
gzip, deflate
user-agent
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accept
*/*
cache-control
no-cache
:authority
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referer
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:scheme
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:method
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User-Agent
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Referer
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Origin
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Response headers

date
Fri, 06 Apr 2018 02:10:38 GMT
via
1.1 varnish-v4
x-content-type-options
nosniff
cf-cache-status
HIT
age
601
x-cache
HIT
status
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x-cache-hits
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x-ah-environment
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content-length
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x-request-id
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last-modified
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server
cloudflare
expect-ct
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vary
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x-varnish
303650694 304843760
cache-control
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accept-ranges
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cf-ray
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expires
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Full URL
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Requested by
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URL: https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Protocol
SPDY
Server
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Reverse DNS
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Software
sffe /
Resource Hash
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Security Headers
Name Value
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Request headers

User-Agent
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Referer
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Response headers

date
Mon, 12 Feb 2018 15:20:27 GMT
x-content-type-options
nosniff
last-modified
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server
sffe
age
4531811
status
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content-type
font/woff2
access-control-allow-origin
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cache-control
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accept-ranges
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content-length
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x-xss-protection
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Full URL
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URL: https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Protocol
SPDY
Server
172.217.21.195 Mountain View, United States, ASN15169 (GOOGLE - Google LLC, US),
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Software
sffe /
Resource Hash
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Security Headers
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Request headers

User-Agent
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Referer
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Response headers

date
Tue, 27 Mar 2018 05:23:57 GMT
x-content-type-options
nosniff
last-modified
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server
sffe
age
852401
status
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content-type
font/woff2
access-control-allow-origin
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cache-control
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accept-ranges
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timing-allow-origin
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alt-svc
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content-length
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x-xss-protection
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expires
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mem5YaGs126MiZpBA-UN_r8OUuhpKKSTjw.woff2
fonts.gstatic.com/s/opensans/v15/
9 KB
9 KB
Font
General
Full URL
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Requested by
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URL: https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Protocol
SPDY
Server
172.217.21.195 Mountain View, United States, ASN15169 (GOOGLE - Google LLC, US),
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Software
sffe /
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Security Headers
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Request headers

User-Agent
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Referer
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Response headers

date
Mon, 12 Feb 2018 14:19:19 GMT
x-content-type-options
nosniff
last-modified
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server
sffe
age
4535479
status
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content-type
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access-control-allow-origin
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cache-control
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accept-ranges
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timing-allow-origin
*
alt-svc
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content-length
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x-xss-protection
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expires
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Full URL
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Requested by
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URL: https://www.edx.org/sites/all/themes/atedx/scripts/dist/site_header.231bb3e24a48c68bf8e1.js?p6m8c8
Protocol
SPDY
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Software
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Request headers

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Referer
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Response headers

date
Mon, 19 Mar 2018 20:18:00 GMT
x-content-type-options
nosniff
last-modified
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server
sffe
age
1489958
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content-type
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access-control-allow-origin
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cache-control
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timing-allow-origin
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content-length
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x-xss-protection
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expires
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Protocol
SPDY
Server
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Reverse DNS
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Software
sffe /
Resource Hash
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Name Value
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Request headers

User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36
Referer
https://fonts.googleapis.com/css?family=Open+Sans:300,400,400i,600,700
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Response headers

date
Fri, 23 Feb 2018 23:12:25 GMT
x-content-type-options
nosniff
last-modified
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server
sffe
age
3553093
status
200
content-type
font/woff2
access-control-allow-origin
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cache-control
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accept-ranges
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alt-svc
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content-length
8800
x-xss-protection
1; mode=block
expires
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p
api.segment.io/v1/
21 B
139 B
XHR
General
Full URL
https://api.segment.io/v1/p
Requested by
Host: www.edx.org
URL: https://www.edx.org/sites/default/files/js/js_OWqT85P6-BA03fclrtuha8brsVbYzL0dixQfV1mVyxc.js
Protocol
SPDY
Server
54.70.214.233 Boardman, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
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Software
/
Resource Hash
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Request headers

Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Origin
https://www.edx.org
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36
Content-Type
text/plain

Response headers

status
200
date
Fri, 06 Apr 2018 02:10:39 GMT
access-control-allow-origin
https://www.edx.org
content-length
21
vary
Origin
content-type
application/json
analytics.js
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35 KB
14 KB
Script
General
Full URL
https://www.google-analytics.com/analytics.js
Requested by
Host: cdn.segment.com
URL: https://cdn.segment.com/analytics.js/v1/8fncv13bt5/analytics.min.js
Protocol
SPDY
Server
172.217.21.206 Mountain View, United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
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Software
Golfe2 /
Resource Hash
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Security Headers
Name Value
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Request headers

Referer
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User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

strict-transport-security
max-age=10886400; includeSubDomains; preload
content-encoding
gzip
x-content-type-options
nosniff
last-modified
Mon, 13 Nov 2017 20:19:12 GMT
server
Golfe2
age
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date
Fri, 06 Apr 2018 00:42:07 GMT
vary
Accept-Encoding
content-type
text/javascript
status
200
cache-control
public, max-age=7200
timing-allow-origin
*
alt-svc
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content-length
14597
expires
Fri, 06 Apr 2018 02:42:07 GMT
t
api.segment.io/v1/
21 B
139 B
XHR
General
Full URL
https://api.segment.io/v1/t
Requested by
Host: www.edx.org
URL: https://www.edx.org/sites/default/files/js/js_OWqT85P6-BA03fclrtuha8brsVbYzL0dixQfV1mVyxc.js
Protocol
SPDY
Server
54.70.214.233 Boardman, United States, ASN16509 (AMAZON-02 - Amazon.com, Inc., US),
Reverse DNS
ec2-54-70-214-233.us-west-2.compute.amazonaws.com
Software
/
Resource Hash
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Request headers

Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Origin
https://www.edx.org
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36
Content-Type
text/plain

Response headers

status
200
date
Fri, 06 Apr 2018 02:10:39 GMT
access-control-allow-origin
https://www.edx.org
content-length
21
vary
Origin
content-type
application/json
gtm.js
www.googletagmanager.com/
71 KB
26 KB
Script
General
Full URL
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Requested by
Host: cdn.segment.com
URL: https://cdn.segment.com/analytics.js/v1/8fncv13bt5/analytics.min.js
Protocol
SPDY
Server
172.217.21.200 Mountain View, United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
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Software
Google Tag Manager (scaffolding) /
Resource Hash
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Security Headers
Name Value
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Request headers

Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

date
Fri, 06 Apr 2018 02:10:39 GMT
content-encoding
gzip
server
Google Tag Manager (scaffolding)
access-control-allow-headers
Cache-Control
status
200
vary
Accept-Encoding
content-type
application/javascript; charset=UTF-8
access-control-allow-origin
http://www.googletagmanager.com
cache-control
private, max-age=900
access-control-allow-credentials
true
alt-svc
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content-length
26642
x-xss-protection
1; mode=block
expires
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linkid.js
www.google-analytics.com/plugins/ua/
2 KB
920 B
Script
General
Full URL
https://www.google-analytics.com/plugins/ua/linkid.js
Requested by
Host: www.google-analytics.com
URL: https://www.google-analytics.com/analytics.js
Protocol
SPDY
Server
172.217.21.206 Mountain View, United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
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Software
sffe /
Resource Hash
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Security Headers
Name Value
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Request headers

Referer
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User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

date
Fri, 06 Apr 2018 01:29:57 GMT
content-encoding
gzip
x-content-type-options
nosniff
last-modified
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server
sffe
age
2442
vary
Accept-Encoding
content-type
text/javascript
status
200
cache-control
public, max-age=3600
accept-ranges
bytes
alt-svc
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content-length
856
x-xss-protection
1; mode=block
expires
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collect
www.google-analytics.com/
35 B
99 B
Image
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Full URL
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Requested by
Host: www.edx.org
URL: https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Protocol
SPDY
Server
172.217.21.206 Mountain View, United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
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Software
Golfe2 /
Resource Hash
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Security Headers
Name Value
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Request headers

Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

pragma
no-cache
date
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x-content-type-options
nosniff
last-modified
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server
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age
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content-type
image/gif
access-control-allow-origin
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cache-control
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alt-svc
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content-length
35
expires
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ga-audiences
www.google.com.ua/ads/
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42 B
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Requested by
Host: www.edx.org
URL: https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Protocol
SPDY
Server
172.217.21.195 Mountain View, United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
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Software
cafe /
Resource Hash
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Security Headers
Name Value
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Request headers

Referer
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User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

pragma
no-cache
date
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x-content-type-options
nosniff
server
cafe
timing-allow-origin
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cache-control
no-cache, must-revalidate
content-type
image/gif
alt-svc
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content-length
42
x-xss-protection
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Redirect headers

pragma
no-cache
date
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x-content-type-options
nosniff
server
cafe
p3p
policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
status
302
content-type
text/html; charset=UTF-8
location
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cache-control
no-cache, must-revalidate
timing-allow-origin
*
alt-svc
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content-length
0
x-xss-protection
1; mode=block
expires
Fri, 01 Jan 1990 00:00:00 GMT
collect
www.google-analytics.com/
35 B
93 B
Image
General
Full URL
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Requested by
Host: www.edx.org
URL: https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Protocol
SPDY
Server
172.217.21.206 Mountain View, United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
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Software
Golfe2 /
Resource Hash
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Security Headers
Name Value
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Request headers

Referer
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User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

pragma
no-cache
date
Tue, 27 Mar 2018 05:23:52 GMT
x-content-type-options
nosniff
last-modified
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server
Golfe2
age
852407
status
200
content-type
image/gif
access-control-allow-origin
*
cache-control
no-cache, no-store, must-revalidate
alt-svc
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content-length
35
expires
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v1.js
ak.sail-horizon.com/horizon/
11 KB
4 KB
Script
General
Full URL
https://ak.sail-horizon.com/horizon/v1.js
Requested by
Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtm.js?id=GTM-PLVRLF&l=dataLayer
Protocol
HTTP/1.1
Server
23.38.61.219 Amsterdam, Netherlands, ASN20940 (AKAMAI-ASN1, US),
Reverse DNS
a23-38-61-219.deploy.static.akamaitechnologies.com
Software
Apache /
Resource Hash
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Request headers

Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

Date
Fri, 06 Apr 2018 02:10:39 GMT
Content-Encoding
gzip
Last-Modified
Mon, 02 Apr 2018 14:57:21 GMT
Server
Apache
Vary
Accept-Encoding
Content-Type
text/javascript
Cache-Control
max-age=600, must-revalidate
Connection
keep-alive
Accept-Ranges
bytes
Content-Length
3608
Expires
Fri, 06 Apr 2018 02:20:39 GMT
track
horizon.sailthru.com/horizon/
43 B
401 B
Image
General
Full URL
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Requested by
Host: www.edx.org
URL: https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Protocol
HTTP/1.1
Server
162.208.117.11 New York, United States, ASN11403 (NYINTERNET - NYI, US),
Reverse DNS
162.208.117.11.static.nyinternet.net
Software
Apache /
Resource Hash
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Security Headers
Name Value
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Request headers

Referer
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User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

Date
Fri, 06 Apr 2018 02:10:39 GMT
X-Content-Type-Options
nosniff
Server
Apache
X-Frame-Options
SAMEORIGIN
Content-Type
image/gif
Connection
close
Content-Length
43
X-XSS-Protection
1; mode=block
Cookie set footer
courses.edx.org/api/branding/v1/
12 KB
3 KB
XHR
General
Full URL
https://courses.edx.org/api/branding/v1/footer?language=en&include-language-selector=1
Requested by
Host: www.edx.org
URL: https://www.edx.org/sites/default/files/js/js_OWqT85P6-BA03fclrtuha8brsVbYzL0dixQfV1mVyxc.js
Protocol
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Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
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Software
nginx /
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Security Headers
Name Value
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Request headers

Pragma
no-cache
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https://www.edx.org
Accept-Encoding
gzip, deflate
Host
courses.edx.org
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36
Accept
text/html, */*; q=0.01
Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Connection
keep-alive
Cache-Control
no-cache
Accept
text/html, */*; q=0.01
Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Origin
https://www.edx.org
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

Date
Fri, 06 Apr 2018 02:10:40 GMT
Content-Encoding
gzip
P3P
CP="edX does not have a P3P policy. Review our privacy policy at https://edx.org/privacy"
Server
nginx
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Strict-Transport-Security
max-age=3600
Content-Language
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Access-Control-Allow-Origin
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keep-alive
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2272
nr-768.min.js
js-agent.newrelic.com/
22 KB
9 KB
Script
General
Full URL
https://js-agent.newrelic.com/nr-768.min.js
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User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

date
Fri, 06 Apr 2018 02:10:40 GMT
content-encoding
gzip
cf-cache-status
HIT
last-modified
Wed, 04 Apr 2018 20:27:57 GMT
server
cloudflare
etag
W/"5ac5354d-54dc"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
text/css
status
200
cache-control
public, max-age=315360000
cf-ray
4070b829c98b972c-FRA
content-length
3638
expires
Mon, 03 Apr 2028 02:10:40 GMT
footer-edx.dca113193668.js
prod-edxapp.edx-cdn.org/static/js/
551 B
777 B
Script
General
Full URL
https://prod-edxapp.edx-cdn.org/static/js/footer-edx.dca113193668.js?_=1522980638858
Requested by
Host: www.edx.org
URL: https://www.edx.org/sites/all/themes/atedx/scripts/dist/vendor.6b228869d6ba58736de0.js?p6m8c8
Protocol
SPDY
Server
104.17.96.190 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
aea21aa54270aa3468c00c1f8cec52fd3c7944145083ef08aa6f659baf3baa4f

Request headers

Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

date
Fri, 06 Apr 2018 02:10:40 GMT
content-encoding
gzip
cf-cache-status
MISS
last-modified
Wed, 04 Apr 2018 20:27:54 GMT
server
cloudflare
etag
W/"5ac5354a-227"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
application/javascript
status
200
cache-control
public, max-age=315360000
cf-ray
4070b829c98e972c-FRA
content-length
315
expires
Mon, 03 Apr 2028 02:10:40 GMT
logo-footer.fde85fe42f6b.png
prod-edxapp.edx-cdn.org/static/edx.org/images/
3 KB
3 KB
Image
General
Full URL
https://prod-edxapp.edx-cdn.org/static/edx.org/images/logo-footer.fde85fe42f6b.png
Protocol
SPDY
Server
104.17.96.190 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
5cf97370a2c8bba2ab994e14807bc494cc002d76e3946048a43b12e143f6109c

Request headers

Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

date
Fri, 06 Apr 2018 02:10:40 GMT
cf-cache-status
HIT
last-modified
Fri, 02 Feb 2018 17:03:27 GMT
server
cloudflare
etag
"5a7499df-c13"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
image/png
status
200
cache-control
public, max-age=315360000
accept-ranges
bytes
cf-ray
4070b829c98c972c-FRA
content-length
3091
expires
Mon, 03 Apr 2028 02:10:40 GMT
app_store_badge_135x40.d0558d910630.svg
prod-edxapp.edx-cdn.org/static/images/app/
12 KB
5 KB
Image
General
Full URL
https://prod-edxapp.edx-cdn.org/static/images/app/app_store_badge_135x40.d0558d910630.svg
Protocol
SPDY
Server
104.17.96.190 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
25178aeef6eb6b83b96f5f2d004eda3bffbb37122de64afbaef7107b384a4132

Request headers

Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

date
Fri, 06 Apr 2018 02:10:40 GMT
content-encoding
gzip
cf-cache-status
HIT
last-modified
Fri, 02 Feb 2018 17:03:30 GMT
server
cloudflare
etag
W/"5a7499e2-3041"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
image/svg+xml
status
200
cache-control
public, max-age=315360000
cf-ray
4070b829c98f972c-FRA
content-length
4622
expires
Mon, 03 Apr 2028 02:10:40 GMT
google_play_badge_45.6ea466e328da.png
prod-edxapp.edx-cdn.org/static/images/app/
4 KB
4 KB
Image
General
Full URL
https://prod-edxapp.edx-cdn.org/static/images/app/google_play_badge_45.6ea466e328da.png
Protocol
SPDY
Server
104.17.96.190 San Francisco, United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
d838b2098a6dde4053f9ccdbbc0f889d4444b5a27da3ee211cd782a8458bb63e

Request headers

Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

date
Fri, 06 Apr 2018 02:10:40 GMT
cf-cache-status
HIT
last-modified
Mon, 19 Feb 2018 15:19:36 GMT
server
cloudflare
etag
"5a8aeb08-100d"
expect-ct
max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
vary
Accept-Encoding
content-type
image/png
status
200
cache-control
public, max-age=315360000
accept-ranges
bytes
cf-ray
4070b829c98d972c-FRA
content-length
4109
expires
Mon, 03 Apr 2028 02:10:40 GMT
css
fonts.googleapis.com/
12 KB
967 B
Stylesheet
General
Full URL
https://fonts.googleapis.com/css?family=Open+Sans:300,400,400i,600,700,
Protocol
SPDY
Server
172.217.21.202 Mountain View, United States, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
fra16s12-in-f202.1e100.net
Software
ESF /
Resource Hash
513311a15b04a11cd7ab7f52df24e8eb88b97677f26fbbbbc37988506ee3c85f
Security Headers
Name Value
X-Frame-Options SAMEORIGIN
X-Xss-Protection 1; mode=block

Request headers

Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36

Response headers

date
Fri, 06 Apr 2018 02:10:40 GMT
content-encoding
gzip
last-modified
Fri, 06 Apr 2018 02:10:40 GMT
server
ESF
link
<https://fonts.gstatic.com>; rel=preconnect; crossorigin
status
200
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
*
alt-svc
hq=":443"; ma=2592000; quic=51303432; quic=51303431; quic=51303339; quic=51303335,quic=":443"; ma=2592000; v="42,41,39,35"
x-xss-protection
1; mode=block
expires
Fri, 06 Apr 2018 02:10:40 GMT
events
logx.optimizely.com/v1/
0
334 B
XHR
General
Full URL
https://logx.optimizely.com/v1/events
Requested by
Host: www.edx.org
URL: https://www.edx.org/sites/default/files/js/js_OWqT85P6-BA03fclrtuha8brsVbYzL0dixQfV1mVyxc.js
Protocol
HTTP/1.1
Server
54.85.75.70 Ashburn, United States, ASN14618 (AMAZON-AES - Amazon.com, Inc., US),
Reverse DNS
ec2-54-85-75-70.compute-1.amazonaws.com
Software
/
Resource Hash
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Referer
https://www.edx.org/course/leaders-learning-harvardx-gse2x-2
Origin
https://www.edx.org
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36
Content-Type
text/plain;charset=UTF-8

Response headers

Date
Fri, 06 Apr 2018 02:10:40 GMT
Content-Type
text/plain
Access-Control-Allow-Origin
https://www.edx.org
Access-Control-Expose-Headers
X-Results-Data-Source
Access-Control-Allow-Credentials
true
Connection
keep-alive
Timing-Allow-Origin
*
X-Request-Id
6a9f4f5d-534a-4e46-a889-ac73b7b4db91

Verdicts & Comments Add Verdict or Comment

61 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| LUX object| Drupal undefined| $ function| jQuery object| jQuery18307831739162495788 function| _ object| optimizely object| substrings boolean| activate object| deactivate_substrings object| NREUM object| newrelic function| __nr_require object| analytics object| Backbone function| webpackJsonp object| core object| __core-js_shared__ function| setImmediate function| clearImmediate object| regeneratorRuntime boolean| _babelPolyfill object| experimentVariables string| GoogleAnalyticsObject function| ga function| normalize object| dataLayer object| gaplugins object| gaGlobal object| gaData object| google_tag_manager function| postscribe number| iCookieLength string| sCookieName string| sSourceParameterName string| sMediumParameterName string| sPartnerValue string| sCookieDomain function| _getQueryStringValue function| _setCookie number| iCookieLengthDays string| sCampaignParameterName string| sTermParameterName string| sContentParameterName undefined| sSourceValue undefined| sMediumeValue undefined| sCampaignValue undefined| sTermValue undefined| sContentValue undefined| oCookieContent function| sailthru function| Sailthru string| curl object| main function| fbq function| _fbq object| AWIN string| pagetype number| curtop object| footerLanguageSelector object| edx

10 Cookies

Domain/Path Name / Value
.edx.org/ Name: _gat
Value: 1
.edx.org/ Name: _gid
Value: GA1.2.721451253.1522980639
.edx.org/ Name: optimizelyEndUserId
Value: oeu1522980638770r0.38259412009165583
.edx.org/ Name: ajs_user_id
Value: null
.edx.org/ Name: _ga
Value: GA1.2.827274965.1522980639
.edx.org/ Name: ajs_group_id
Value: null
www.edx.org/ Name: has_js
Value: 1
.edx.org/ Name: ajs_anonymous_id
Value: %2247f230a9-433b-4af7-999f-7d19f5c6fd93%22
www.edx.org/ Name: lux_uid
Value: 152298063863091471
.edx.org/ Name: __cfduid
Value: de1ebb7f9d8d68a5709b10d54c4833fd71522980638

1 Console Messages

Source Level URL
Text
console-api error URL: https://www.edx.org/sites/all/themes/atedx/scripts/dist/manifest.f0e0573df719afcc54b6.js?p6m8c8(Line 1)
Message:
TypeError: Cannot read property 'removeItem' of null

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.

ak.sail-horizon.com
api.segment.io
bam.nr-data.net
cdn.optimizely.com
cdn.segment.com
cdn.speedcurve.com
cdn3.optimizely.com
connect.facebook.net
courses.edx.org
errors.client.optimizely.com
fonts.googleapis.com
fonts.gstatic.com
horizon.sailthru.com
js-agent.newrelic.com
logx.optimizely.com
prod-edxapp.edx-cdn.org
spdcrv.global.ssl.fastly.net
stats.g.doubleclick.net
www.dwin1.com
www.edx.org
www.facebook.com
www.google-analytics.com
www.google.com
www.google.com.ua
www.googletagmanager.com
104.16.164.228
104.16.165.228
104.17.96.190
151.101.113.194
151.101.114.110
162.208.117.11
162.247.242.21
172.217.21.195
172.217.21.196
172.217.21.200
172.217.21.202
172.217.21.206
172.227.119.12
184.30.214.147
185.60.216.19
185.60.216.35
23.111.9.35
23.38.61.219
34.205.228.73
54.230.45.69
54.236.132.167
54.70.214.233
54.85.75.70
74.125.206.154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