knowledgeplus.nejm.org Open in urlscan Pro
34.194.3.188 Public Scan

Go To Rescan
Add Verdict Report

Submitted URL:
https://is-tracking-link-api-prod.appspot.com/api/v1/click/4882295971381248/6745108972044288
Effective URL:
https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contac...
Submission: On February 15 via manual (February 15th 2019, 4:55:54 am UTC) from GB

Summary HTTP 127 Redirects Links 22 Behaviour Indicators

Summary

This website contacted 26 IPs in 4 countries across 22 domains to perform 127 HTTP transactions. The main IP is 34.194.3.188, located in Ashburn, United States and belongs to AMAZON-AES - Amazon.com, Inc., US. The main domain is knowledgeplus.nejm.org.
TLS certificate: Issued by Let's Encrypt Authority X3 on January 13th 2019. Valid for: 3 months.

This is the only time knowledgeplus.nejm.org was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
1 1	2a00:1450:400... 2a00:1450:4001:81e::2014	15169 (GOOGLE) (GOOGLE - Google LLC)
36	34.194.3.188 34.194.3.188	14618 (AMAZON-AES) (AMAZON-AES - Amazon.com)
5	23.67.137.77 23.67.137.77	20940 (AKAMAI-ASN1) (AKAMAI-ASN1)
12	23.38.53.224 23.38.53.224	20940 (AKAMAI-ASN1) (AKAMAI-ASN1)
2	2.18.232.23 2.18.232.23	16625 (AKAMAI-AS) (AKAMAI-AS - Akamai Technologies)
1	2a00:1450:400... 2a00:1450:4001:80b::200a	15169 (GOOGLE) (GOOGLE - Google LLC)
1	205.185.208.52 205.185.208.52	20446 (HIGHWINDS3) (HIGHWINDS3 - Highwinds Network Group)
35	2a04:fa87:fff... 2a04:fa87:fffe::c000:4902	2635 (AUTOMATTIC) (AUTOMATTIC - Automattic)
1 4	2606:4700::68... 2606:4700::6810:9f6a	13335 (CLOUDFLAR...) (CLOUDFLARENET - Cloudflare)
1	192.0.77.32 192.0.77.32	2635 (AUTOMATTIC) (AUTOMATTIC - Automattic)
2	192.0.76.3 192.0.76.3	2635 (AUTOMATTIC) (AUTOMATTIC - Automattic)
1	172.217.22.2 172.217.22.2	15169 (GOOGLE) (GOOGLE - Google LLC)
1	2a00:1450:400... 2a00:1450:4001:81d::2008	15169 (GOOGLE) (GOOGLE - Google LLC)
1 1	2606:2800:234... 2606:2800:234:46c:e8b:1e2f:2bd:694	15133 (EDGECAST) (EDGECAST - MCI Communications Services)
1	104.244.46.16 104.244.46.16	13414 (TWITTER) (TWITTER - Twitter Inc.)
2	2a03:2880:f02... 2a03:2880:f02d:12:face:b00c:0:3	32934 (FACEBOOK) (FACEBOOK - Facebook)
1 5	2a00:1450:400... 2a00:1450:4001:815::2004	15169 (GOOGLE) (GOOGLE - Google LLC)
1	2a00:1450:400... 2a00:1450:4001:815::200e	15169 (GOOGLE) (GOOGLE - Google LLC)
1	2.16.186.146 2.16.186.146	20940 (AKAMAI-ASN1) (AKAMAI-ASN1)
1 3	3.120.53.177 3.120.53.177	16509 (AMAZON-02) (AMAZON-02 - Amazon.com)
3	2a03:2880:f12... 2a03:2880:f12d:83:face:b00c:0:25de	32934 (FACEBOOK) (FACEBOOK - Facebook)
2	2.20.20.176 2.20.20.176	20940 (AKAMAI-ASN1) (AKAMAI-ASN1)
3	192.229.221.253 192.229.221.253	15133 (EDGECAST) (EDGECAST - MCI Communications Services)
3	2a00:1450:400... 2a00:1450:4001:808::2013	15169 (GOOGLE) (GOOGLE - Google LLC)
1	2a00:1450:400... 2a00:1450:4001:80b::2002	15169 (GOOGLE) (GOOGLE - Google LLC)
1	2a00:1450:400... 2a00:1450:4001:806::2003	15169 (GOOGLE) (GOOGLE - Google LLC)
2	52.138.200.61 52.138.200.61	8075 (MICROSOFT...) (MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation)
1	45.60.124.51 45.60.124.51	19551 (INCAPSULA) (INCAPSULA - Incapsula Inc)
127	26

1 2a00:1450:4001:81e::2014 (Ireland) 1 redirects

ASN15169 (GOOGLE - Google LLC, US)

is-tracking-link-api-prod.appspot.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

36 34.194.3.188 (Ashburn, United States)

ASN14618 (AMAZON-AES - Amazon.com, Inc., US)
PTR: ec2-34-194-3-188.compute-1.amazonaws.com

knowledgeplus.nejm.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

5 23.67.137.77 (Amsterdam, Netherlands)

ASN20940 (AKAMAI-ASN1, US)
PTR: a23-67-137-77.deploy.static.akamaitechnologies.com

ws.sharethis.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

12 23.38.53.224 (Amsterdam, Netherlands)

ASN20940 (AKAMAI-ASN1, US)
PTR: a23-38-53-224.deploy.static.akamaitechnologies.com

use.typekit.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
p.typekit.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2.18.232.23 (European Union)

ASN16625 (AKAMAI-AS - Akamai Technologies, Inc., US)
PTR: a2-18-232-23.deploy.static.akamaitechnologies.com

assets.adobedtm.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:80b::200a (Ireland)

ASN15169 (GOOGLE - Google LLC, US)

fonts.googleapis.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 205.185.208.52 (Phoenix, United States)

ASN20446 (HIGHWINDS3 - Highwinds Network Group, Inc., US)
PTR: vip052.ssl.hwcdn.net

code.jquery.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

35 2a04:fa87:fffe::c000:4902 (Ireland)

ASN2635 (AUTOMATTIC - Automattic, Inc, US)

secure.gravatar.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

4 2606:4700::6810:9f6a (United States) 1 redirects

ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US)

kc149.infusionsoft.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 192.0.77.32 (San Francisco, United States)

ASN2635 (AUTOMATTIC - Automattic, Inc, US)
PTR: wordpress.com

s0.wp.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 192.0.76.3 (San Francisco, United States)

ASN2635 (AUTOMATTIC - Automattic, Inc, US)

stats.wp.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
pixel.wp.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 172.217.22.2 (Mountain View, United States)

ASN15169 (GOOGLE - Google LLC, US)
PTR: fra16s14-in-f2.1e100.net

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

1 2a00:1450:4001:81d::2008 (Ireland)

ASN15169 (GOOGLE - Google LLC, US)

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

1 2606:2800:234:46c:e8b:1e2f:2bd:694 (United States) 1 redirects

ASN15133 (EDGECAST - MCI Communications Services, Inc. d/b/a Verizon Business, US)

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

1 104.244.46.16 (San Francisco, United States)

ASN13414 (TWITTER - Twitter Inc., US)

static.ads-twitter.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2a03:2880:f02d:12:face:b00c:0:3 (Ireland)

ASN32934 (FACEBOOK - Facebook, Inc., US)

connect.facebook.net	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

5 2a00:1450:4001:815::2004 (Ireland) 1 redirects

ASN15169 (GOOGLE - Google LLC, US)

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

1 2a00:1450:4001:815::200e (Ireland)

ASN15169 (GOOGLE - Google LLC, US)

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

1 2.16.186.146 (European Union)

ASN20940 (AKAMAI-ASN1, US)
PTR: a2-16-186-146.deploy.static.akamaitechnologies.com

c.sharethis.mgr.consensu.org	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 3.120.53.177 (Fairfield, United States) 1 redirects

ASN16509 (AMAZON-02 - Amazon.com, Inc., US)
PTR: ec2-3-120-53-177.eu-central-1.compute.amazonaws.com

l.sharethis.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 2a03:2880:f12d:83:face:b00c:0:25de (Ireland)

ASN32934 (FACEBOOK - Facebook, Inc., US)

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

2 2.20.20.176 (European Union)

ASN20940 (AKAMAI-ASN1, US)
PTR: a2-20-20-176.deploy.static.akamaitechnologies.com

t.sharethis.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 192.229.221.253 (United States)

ASN15133 (EDGECAST - MCI Communications Services, Inc. d/b/a Verizon Business, US)

universal.iperceptions.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 2a00:1450:4001:808::2013 (Ireland)

ASN15169 (GOOGLE - Google LLC, US)

hermes-src.redlink.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
hermes.redlink.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2a00:1450:4001:80b::2002 (Ireland)

ASN15169 (GOOGLE - Google LLC, US)

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

1 2a00:1450:4001:806::2003 (Ireland)

ASN15169 (GOOGLE - Google LLC, US)

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

2 52.138.200.61 (Redmond, United States)

ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US)

api.iperceptions.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 45.60.124.51 (Redwood City, United States)

ASN19551 (INCAPSULA - Incapsula Inc, US)

sd.iperceptions.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
36	nejm.org knowledgeplus.nejm.org	559 KB
35	gravatar.com secure.gravatar.com	49 KB
12	typekit.net use.typekit.net p.typekit.net	207 KB
10	sharethis.com 1 redirects ws.sharethis.com l.sharethis.com t.sharethis.com	42 KB
6	iperceptions.com universal.iperceptions.com api.iperceptions.com sd.iperceptions.com	10 KB
6	google.com 1 redirects www.google.com cse.google.com	94 KB
4	infusionsoft.com 1 redirects kc149.infusionsoft.com	6 KB
3	redlink.com hermes-src.redlink.com hermes.redlink.com	7 KB
3	facebook.com www.facebook.com	498 B
3	wp.com s0.wp.com stats.wp.com pixel.wp.com	6 KB
2	facebook.net connect.facebook.net	61 KB
2	adobedtm.com assets.adobedtm.com	26 KB
1	google.de www.google.de	109 B
1	doubleclick.net googleads.g.doubleclick.net	1 KB
1	consensu.org c.sharethis.mgr.consensu.org
1	ads-twitter.com static.ads-twitter.com	2 KB
1	twitter.com 1 redirects platform.twitter.com	242 B
1	googletagmanager.com www.googletagmanager.com	23 KB
1	googleadservices.com www.googleadservices.com	9 KB
1	jquery.com code.jquery.com	9 KB
1	googleapis.com fonts.googleapis.com	1022 B
1	appspot.com 1 redirects is-tracking-link-api-prod.appspot.com	305 B
127	22

	Domain	Requested by
36	knowledgeplus.nejm.org	knowledgeplus.nejm.org
35	secure.gravatar.com	knowledgeplus.nejm.org
11	use.typekit.net	knowledgeplus.nejm.org use.typekit.net
5	www.google.com	1 redirects cse.google.com knowledgeplus.nejm.org
5	ws.sharethis.com	knowledgeplus.nejm.org ws.sharethis.com
4	kc149.infusionsoft.com	1 redirects knowledgeplus.nejm.org
3	universal.iperceptions.com	knowledgeplus.nejm.org universal.iperceptions.com
3	www.facebook.com	knowledgeplus.nejm.org connect.facebook.net
3	l.sharethis.com	1 redirects knowledgeplus.nejm.org
2	api.iperceptions.com	universal.iperceptions.com
2	hermes.redlink.com	hermes-src.redlink.com
2	t.sharethis.com	knowledgeplus.nejm.org t.sharethis.com
2	connect.facebook.net	assets.adobedtm.com connect.facebook.net
2	assets.adobedtm.com	knowledgeplus.nejm.org assets.adobedtm.com
1	sd.iperceptions.com	universal.iperceptions.com
1	p.typekit.net	knowledgeplus.nejm.org
1	www.google.de	knowledgeplus.nejm.org
1	pixel.wp.com	knowledgeplus.nejm.org
1	googleads.g.doubleclick.net	www.googleadservices.com
1	hermes-src.redlink.com	assets.adobedtm.com
1	c.sharethis.mgr.consensu.org	ws.sharethis.com
1	cse.google.com	knowledgeplus.nejm.org
1	static.ads-twitter.com	knowledgeplus.nejm.org
1	platform.twitter.com	1 redirects
1	www.googletagmanager.com	assets.adobedtm.com
1	www.googleadservices.com	knowledgeplus.nejm.org
1	stats.wp.com	knowledgeplus.nejm.org
1	s0.wp.com	knowledgeplus.nejm.org
1	code.jquery.com	knowledgeplus.nejm.org
1	fonts.googleapis.com	knowledgeplus.nejm.org
1	is-tracking-link-api-prod.appspot.com	1 redirects
127	31

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

Domain
secureknowledgeplus.nejm.org
www.ncbi.nlm.nih.gov
gmail.com
orange.fr
usmle
yahoo.com
none
www.nejmgroup.org
www.massmed.org
www.facebook.com
twitter.com

Subject Issuer	Validity	Valid
knowledgeplus.nejm.org Let's Encrypt Authority X3	`2019-01-13` - `2019-04-13`	3 months	crt.sh
*.sharethis.com DigiCert SHA2 Secure Server CA	`2018-12-16` - `2020-03-16`	a year	crt.sh
*.typekit.net DigiCert SHA2 Secure Server CA	`2018-07-20` - `2020-01-03`	a year	crt.sh
assets.adobedtm.com DigiCert SHA2 High Assurance Server CA	`2018-04-06` - `2019-04-11`	a year	crt.sh
*.googleapis.com Google Internet Authority G3	`2019-01-29` - `2019-04-23`	3 months	crt.sh
jquery.org COMODO RSA Domain Validation Secure Server CA	`2018-10-17` - `2020-10-16`	2 years	crt.sh
*.gravatar.com COMODO RSA Domain Validation Secure Server CA	`2018-09-06` - `2020-09-05`	2 years	crt.sh
*.infusionsoft.com Go Daddy Secure Certificate Authority - G2	`2017-08-09` - `2020-08-09`	3 years	crt.sh
*.wp.com Go Daddy Secure Certificate Authority - G2	`2018-04-10` - `2020-05-11`	2 years	crt.sh
www.googleadservices.com Google Internet Authority G3	`2019-01-29` - `2019-04-23`	3 months	crt.sh
*.google-analytics.com Google Internet Authority G3	`2019-01-29` - `2019-04-23`	3 months	crt.sh
ads-twitter.com DigiCert SHA2 High Assurance Server CA	`2018-06-28` - `2019-07-03`	a year	crt.sh
*.facebook.com DigiCert SHA2 High Assurance Server CA	`2019-01-21` - `2019-04-21`	3 months	crt.sh
*.google.com Google Internet Authority G3	`2019-01-29` - `2019-04-23`	3 months	crt.sh
*.sharethis.mgr.consensu.org DigiCert ECC Secure Server CA	`2018-07-31` - `2019-07-31`	a year	crt.sh
www.google.com Google Internet Authority G3	`2019-01-29` - `2019-04-23`	3 months	crt.sh
pxcel.net GeoTrust RSA CA 2018	`2018-01-22` - `2019-02-21`	a year	crt.sh
sa38gl.wpc.edgecastcdn.net DigiCert SHA2 Secure Server CA	`2017-10-20` - `2020-04-13`	2 years	crt.sh
*.redlink.com DigiCert SHA2 Secure Server CA	`2018-05-17` - `2019-06-12`	a year	crt.sh
*.g.doubleclick.net Google Internet Authority G3	`2019-01-29` - `2019-04-23`	3 months	crt.sh
www.google.de Google Internet Authority G3	`2019-01-29` - `2019-04-23`	3 months	crt.sh
*.iperceptions.com COMODO RSA Organization Validation Secure Server CA	`2017-05-03` - `2019-06-05`	2 years	crt.sh

This page contains 7 frames:

Primary Page: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1
Frame ID: C70DC3A6FABD64AF8CD28A187F62AC62
Requests: 121 HTTP requests in this frame

Frame: https://c.sharethis.mgr.consensu.org/v1.0/cmp/portal.html
Frame ID: 3AE0FC4666D01F418EC86FF99602C320
Requests: 1 HTTP requests in this frame

Frame: https://t.sharethis.com/1/d/t.dhj?rnd=1550206539184&cid=c010&dmn=knowledgeplus.nejm.org
Frame ID: C175E5FF1662336E3CAD6AA3F90148CD
Requests: 1 HTTP requests in this frame

Frame: https://t.sharethis.com/a/t_.htm?ver=0.221.9435&cid=c010
Frame ID: 6DCAD248D883175F392ABA486798941F
Requests: 1 HTTP requests in this frame

Frame: https://universal.iperceptions.com/iFrame.html
Frame ID: F3602893BD6BB517E4DC3005A03321EA
Requests: 1 HTTP requests in this frame

Frame: https://www.facebook.com/tr/
Frame ID: 777631D12EEC7F09BF3F0FBC7A2E906D
Requests: 1 HTTP requests in this frame

Frame: https://ws.sharethis.com/secure/index.html
Frame ID: B597A16423343EC4BDCECD1F12DDF388
Requests: 1 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page URL History Show full URLs

https://is-tracking-link-api-prod.appspot.com/api/v1/click/4882295971381248/6745108972044288 HTTP 303
https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campai... Page URL

Detected technologies

WordPress (CMS) Expand

Overall confidence: 100%
Detected patterns

html /<link rel=["']stylesheet["'] [^>]+wp-(?:content|includes)/i
html /<link[^>]+s\d+\.wp\.com/i
script /\/wp-includes\//i
meta generator /WordPress( [\d.]+)?/i

PHP (Programming Languages) Expand

Overall confidence: 100%
Detected patterns

html /<link rel=["']stylesheet["'] [^>]+wp-(?:content|includes)/i
html /<link[^>]+s\d+\.wp\.com/i
script /\/wp-includes\//i
meta generator /WordPress( [\d.]+)?/i

Nginx (Web Servers) Expand

Overall confidence: 100%
Detected patterns

headers server /nginx(?:\/([\d.]+))?/i

Yoast SEO (SEO) Expand

Overall confidence: 100%
Detected patterns

html /<!-- This site is optimized with the Yoast/i

Facebook (Widgets) Expand

Overall confidence: 100%
Detected patterns

script /\/\/connect\.facebook\.net\/[^\/]*\/[a-z]*\.js/i

Google Font API (Font Scripts) Expand

Overall confidence: 100%
Detected patterns

html /<link[^>]* href=[^>]+fonts\.(?:googleapis|google)\.com/i

Google Tag Manager (Tag Managers) Expand

Overall confidence: 100%
Detected patterns

env /^google_tag_manager$/i

Gravatar (Miscellaneous) Expand

Overall confidence: 100%
Detected patterns

env /^Gravatar$/i

Modernizr (JavaScript Libraries) Expand

Overall confidence: 100%
Detected patterns

env /^Modernizr$/i

Twitter Emoji (Twemoji) (Miscellaneous) Expand

Overall confidence: 100%
Detected patterns

env /^twemoji$/i

Typekit (Font Scripts) Expand

Overall confidence: 100%
Detected patterns

env /^Typekit$/i

jQuery (JavaScript Libraries) Expand

Overall confidence: 100%
Detected patterns

script /jquery.*\.js/i
env /^jQuery$/i

Page Statistics

127
Requests

100 %
HTTPS

46 %
IPv6

22
Domains

31
Subdomains

26
IPs

4
Countries

1113 kB
Transfer

2573 kB
Size

8
Cookies

22 Outgoing links

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

URL: https://secureknowledgeplus.nejm.org/user/profile
Title: Sign In

Search URL Search Domain Scan URL

URL: https://secureknowledgeplus.nejm.org/buy/?promo=MWEBHDR
Title: Buy Now

Search URL Search Domain Scan URL

URL: http://www.ncbi.nlm.nih.gov/pubmed/20105473
Title: > View Abstract

Search URL Search Domain Scan URL

URL: http://gmail.com/
Title: Prof Mathew Thomas

Search URL Search Domain Scan URL

URL: http://orange.fr/
Title: Gilles Amouyal

Search URL Search Domain Scan URL

URL: http://gmail.com/
Title: Stavroula tomatsidou

Search URL Search Domain Scan URL

URL: http://usmle%20iii/pro
Title: Josh Grossman, Colonel {r} U.S. Army Medical Corps, M.D. FACP

Search URL Search Domain Scan URL

URL: http://gmail.com/
Title: Maria Margarita Anders

Search URL Search Domain Scan URL

URL: http://yahoo.com/
Title: seth LAPIN

Search URL Search Domain Scan URL

URL: http://yahoo.com/
Title: ALEXANDRA DIAS

Search URL Search Domain Scan URL

URL: http://gmail.com/
Title: Haider Abdalla Abdelsalam

Search URL Search Domain Scan URL

URL: http://none/
Title: mohammed moinuddin

Search URL Search Domain Scan URL

URL: http://gmail.com/
Title: Ivan Vucina

Search URL Search Domain Scan URL

URL: http://gmail.com/
Title: Mathews chooracken

Search URL Search Domain Scan URL

URL: https://secureknowledgeplus.nejm.org/buy/?cc=MXX9X9XX
Title: Buy Now

Search URL Search Domain Scan URL

URL: http://www.nejmgroup.org/legal/terms-of-use.htm
Title: Terms of Use

Search URL Search Domain Scan URL

URL: http://www.nejmgroup.org/legal/privacy-policy.htm
Title: Privacy Policy

Search URL Search Domain Scan URL

URL: http://www.nejmgroup.org/
Title: NEJM Group

Search URL Search Domain Scan URL

URL: http://www.massmed.org/
Title: Massachusetts Medical Society

Search URL Search Domain Scan URL

URL: https://www.facebook.com/NEJMKnowledgeplus

Search URL Search Domain Scan URL

URL: https://twitter.com/nejmkplus

Search URL Search Domain Scan URL

URL: https://www.nejmgroup.org/legal/cookie-information.htm
Title: Cookie Information

Search URL Search Domain Scan URL

Page URL History

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

https://is-tracking-link-api-prod.appspot.com/api/v1/click/4882295971381248/6745108972044288 HTTP 303
https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1 Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 68

https://platform.twitter.com/oct.js HTTP 302
https://static.ads-twitter.com/oct.js

Request Chain 72

https://www.google.com/cse/cse.js?cx=005312925863444645831:bwhhadw2x0w HTTP 302
https://cse.google.com/cse/cse.js?cx=005312925863444645831:bwhhadw2x0w

Request Chain 91

https://l.sharethis.com/pview?event=pview&version=buttons.js&lang=en&fpc=3ba5477-168ef829347-638154f3-1&sessionID=1550206538568.45419&hostname=knowledgeplus.nejm.org&location=%2Fquestion-of-week%2F1668%2Fanswer%2FA%2F&product=widget&stid=&fcmp=false&publisher=142660ad-e3fd-4c2b-b3db-bf4dc7219be8&st_optout=false&refDomain=&refQuery=&url=https%3A%2F%2Fknowledgeplus.nejm.org%2Fquestion-of-week%2F1668%2F&sharURL=&buttonType=ERROR&destination=ERROR&source=ERROR&title=&ts1550206538568.0=&sop=false HTTP 301
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Response headers

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Full URL: https://secure.gravatar.com/avatar/6f377ad2f9438ba6fcf1023ea8c1c4c9?s=54&d=mm&r=g
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Response headers

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image/jpeg 2a04:fa87:fffe::c000:4902
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Full URL: https://secure.gravatar.com/avatar/7cc8c2f0a16851a5738c3804c93232a7?s=54&d=mm&r=g
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Response headers

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1 KB 25ms
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Full URL: https://secure.gravatar.com/avatar/34583191821f30939cc8b94dcc6a280c?s=54&d=mm&r=g
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Response headers

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GET
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1 KB 29ms
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image/jpeg 2a04:fa87:fffe::c000:4902
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Full URL: https://secure.gravatar.com/avatar/ab0857393e03cd1b50aea11dd4ccf5f4?s=54&d=mm&r=g
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Response headers

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1 KB 33ms
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Full URL: https://secure.gravatar.com/avatar/fdce51d69fa38edcf962cfaea4fbdd6c?s=54&d=mm&r=g
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Response headers

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Full URL: https://secure.gravatar.com/avatar/5ee0df9571ea9277a68b808d082d04ac?s=54&d=mm&r=g
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Response headers

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Response headers

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GET
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image/jpeg 2a04:fa87:fffe::c000:4902
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Full URL: https://secure.gravatar.com/avatar/29b41140207389ba2b17e589ca509531?s=54&d=mm&r=g
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Response headers

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GET
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secure.gravatar.com/avatar/ 1 KB
1 KB 34ms
29ms Image
image/jpeg 2a04:fa87:fffe::c000:4902
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Full URL: https://secure.gravatar.com/avatar/33a7a390086cd1845ff16a16b7eb9a8b?s=54&d=mm&r=g
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Response headers

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GET
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1 KB 35ms
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image/jpeg 2a04:fa87:fffe::c000:4902
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Full URL: https://secure.gravatar.com/avatar/f96872450f3b0e74ba604f829b75d642?s=54&d=mm&r=g
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Response headers

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GET
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1 KB 36ms
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image/jpeg 2a04:fa87:fffe::c000:4902
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Full URL: https://secure.gravatar.com/avatar/6354380800448dec8c57b6ff3b78ce23?s=54&d=mm&r=g
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Response headers

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GET
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1 KB 35ms
30ms Image
image/jpeg 2a04:fa87:fffe::c000:4902
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Full URL: https://secure.gravatar.com/avatar/8bd897783315fd7c5154cac5949b35e4?s=54&d=mm&r=g
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Request headers

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Response headers

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GET
H/1.1 200
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480 B 8ms
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Amazon.com

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GET
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OK p.js Show response
ws.sharethis.com/button/ 3 KB
1 KB 8ms
7ms Script
application/javascript 23.67.137.77
AKAMAI-ASN1

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Full URL: https://ws.sharethis.com/button/p.js
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URL: https://ws.sharethis.com/button/buttons.js
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Response headers

Date: Fri, 15 Feb 2019 04:55:39 GMT
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GET
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1 KB 47ms
7ms Script
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AKAMAI-ASN1

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Full URL

https://t.sharethis.com/1/d/t.dhj?rnd=1550206539184&cid=c010&dmn=knowledgeplus.nejm.org

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Protocol

HTTP/1.1

Security

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Server

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Response headers

Date: Fri, 15 Feb 2019 04:55:39 GMT
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GET
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AKAMAI-ASN1

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Resource Hash

Request headers

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GET
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3 KB 64ms
10ms Script
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MCI Communication...

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Full URL: https://universal.iperceptions.com/wrapper.js
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Response headers

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GET
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hermes-src.redlink.com/agent/ 15 KB
6 KB 175ms
126ms Script
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Google LLC

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Full URL: https://hermes-src.redlink.com/agent/hermes.js?userRHKey=5olGbeAf8A
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Response headers

date: Fri, 15 Feb 2019 04:55:39 GMT
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GET
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Google LLC

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Full URL

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Security

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2 KB 13ms
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Automattic

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Full URL: https://secure.gravatar.com/dist/css/hovercard.min.css?ver=2019Febaa
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GET
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564 B 13ms
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text/css 2a04:fa87:fffe::c000:4902
Automattic

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Full URL: https://secure.gravatar.com/dist/css/services.min.css?ver=2019Febaa
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AKAMAI-ASN1

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Full URL: https://use.typekit.net/af/6eef05/0000000000000000000169a6/27/l?subset_id=2&fvd=n7&v=3
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Request headers

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AKAMAI-ASN1

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Full URL: https://use.typekit.net/af/187fca/000000000000000000016917/27/l?subset_id=2&fvd=n7&v=3
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Response headers

date: Fri, 15 Feb 2019 04:55:39 GMT
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16ms Font
application/font-woff2 23.38.53.224
AKAMAI-ASN1

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Full URL: https://use.typekit.net/af/b42fc0/000000000000000000016918/27/l?subset_id=2&fvd=i7&v=3
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Response headers

date: Fri, 15 Feb 2019 04:55:39 GMT
server: nginx
access-control-allow-origin: *
etag: "d33dc04e3d03e7a93c94f79fc0d77831dd9aeabc"
content-type: application/font-woff2
status: 200, 200 OK
cache-control: public, max-age=31536000
timing-allow-origin: *
content-length: 21116

GET
H2 200 l
use.typekit.net/af/ae8141/000000000000000000016919/27/ 20 KB
20 KB 20ms
20ms Font
application/font-woff2 23.38.53.224
AKAMAI-ASN1

General

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Full URL: https://use.typekit.net/af/ae8141/000000000000000000016919/27/l?subset_id=2&fvd=i4&v=3
Requested by: Host: use.typekit.net
URL: https://use.typekit.net/rsb2tve.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_256_GCM
Server: 23.38.53.224 Amsterdam, Netherlands, ASN20940 (AKAMAI-ASN1, US),
Reverse DNS: a23-38-53-224.deploy.static.akamaitechnologies.com
Software: nginx /
Resource Hash: 8f2d6754e09660d5628b93ab6d124892da7c7d959c8d5189e0f430398cd2a0f9

Request headers

User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
Referer: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1
Origin: https://knowledgeplus.nejm.org

Response headers

date: Fri, 15 Feb 2019 04:55:39 GMT
server: nginx
access-control-allow-origin: *
etag: "553bb7b2494f7d45cfffce3f8d5ec64809712e55"
content-type: application/font-woff2
status: 200, 200 OK
cache-control: public, max-age=31536000
timing-allow-origin: *
content-length: 20316

GET
H2 200 l
use.typekit.net/af/d7b585/00000000000000000001691a/27/ 22 KB
23 KB 22ms
22ms Font
application/font-woff2 23.38.53.224
AKAMAI-ASN1

General

Check archive.org

Show headers Download Go to

Full URL: https://use.typekit.net/af/d7b585/00000000000000000001691a/27/l?subset_id=2&fvd=n4&v=3
Requested by: Host: use.typekit.net
URL: https://use.typekit.net/rsb2tve.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_256_GCM
Server: 23.38.53.224 Amsterdam, Netherlands, ASN20940 (AKAMAI-ASN1, US),
Reverse DNS: a23-38-53-224.deploy.static.akamaitechnologies.com
Software: nginx /
Resource Hash: 632172887d9a2d681d250e40a9022813f41ec87f91430caa9bf80e9cea40fe31

Request headers

User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
Referer: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1
Origin: https://knowledgeplus.nejm.org

Response headers

date: Fri, 15 Feb 2019 04:55:39 GMT
server: nginx
access-control-allow-origin: *
etag: "dc2bf6d3d4466e7673638dbedb09c1f224a6704b"
content-type: application/font-woff2
status: 200, 200 OK
cache-control: public, max-age=31536000
timing-allow-origin: *
content-length: 22928

GET
H2 200 g.gif
pixel.wp.com/ 50 B
115 B 18ms
12ms Image
image/gif 192.0.76.3
Automattic

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://pixel.wp.com/g.gif?v=ext&j=1%3A6.7&blog=96584004&post=0&tz=-5&srv=knowledgeplus.nejm.org&host=knowledgeplus.nejm.org&ref=&rand=0.7743055733041424
Requested by: Host: knowledgeplus.nejm.org
URL: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 192.0.76.3 San Francisco, United States, ASN2635 (AUTOMATTIC - Automattic, Inc, US),
Reverse DNS
Software: nginx /
Resource Hash: f3a8992acb9ab911e0fa4ae12f4b85ef8e61008619f13ee51c7a121ff87f63b1

Request headers

Referer: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

status: 200
date: Fri, 15 Feb 2019 04:55:39 GMT
cache-control: no-cache
server: nginx
content-length: 50
content-type: image/gif

GET
H2 200 /
www.google.com/pagead/1p-user-list/975408215/ 42 B
109 B 35ms
34ms Image
image/gif 2a00:1450:4001:815::2004
Google LLC

General

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Show headers Download Go to Show image

Full URL

https://www.google.com/pagead/1p-user-list/975408215/?random=1550206539366&cv=9&fst=1550203200000&num=1&guid=ON&u_h=1200&u_w=1600&u_ah=1200&u_aw=1600&u_cd=24&u_his=2&u_tz=0&u_java=false&u_nplug=0&u_nmime=0&sendb=1&frm=0&url=https%3A%2F%2Fknowledgeplus.nejm.org%2Fquestion-of-week%2F1668%2Fanswer%2FA%2F%3Futm_source%3Dkplus%26utm_medium%3Demail%26utm_campaign%3Dqoweng%26inf_contact_key%3Db944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1&tiba=NEJM%20Knowledge%2B%20Question%20of%20the%20Week&fmt=3&cdct=2&is_vtc=1&random=1156136775&resp=GooglemKTybQhCsO&rmt_tld=0&ipr=y

Requested by

Protocol

Security

TLS 1.2, ECDHE_ECDSA, AES_128_GCM

Server

2a00:1450:4001:815::2004 , Ireland, ASN15169 (GOOGLE - Google LLC, US),

Reverse DNS

Software

cafe /

Resource Hash

ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	1; mode=block

Request headers

Referer: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

pragma: no-cache
date: Fri, 15 Feb 2019 04:55:39 GMT
x-content-type-options: nosniff
content-type: image/gif
server: cafe
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
status: 200
cache-control: no-cache, no-store, must-revalidate
timing-allow-origin: *
alt-svc: quic=":443"; ma=2592000; v="44,43,39"
content-length: 42
x-xss-protection: 1; mode=block
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 /
www.google.de/pagead/1p-user-list/975408215/ 42 B
109 B 23ms
21ms Image
image/gif 2a00:1450:4001:806::2003
Google LLC

General

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Show headers Download Go to Show image

Full URL

https://www.google.de/pagead/1p-user-list/975408215/?random=1550206539366&cv=9&fst=1550203200000&num=1&guid=ON&u_h=1200&u_w=1600&u_ah=1200&u_aw=1600&u_cd=24&u_his=2&u_tz=0&u_java=false&u_nplug=0&u_nmime=0&sendb=1&frm=0&url=https%3A%2F%2Fknowledgeplus.nejm.org%2Fquestion-of-week%2F1668%2Fanswer%2FA%2F%3Futm_source%3Dkplus%26utm_medium%3Demail%26utm_campaign%3Dqoweng%26inf_contact_key%3Db944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1&tiba=NEJM%20Knowledge%2B%20Question%20of%20the%20Week&fmt=3&cdct=2&is_vtc=1&random=1156136775&resp=GooglemKTybQhCsO&rmt_tld=1&ipr=y

Requested by

Protocol

Security

TLS 1.2, ECDHE_RSA, AES_128_GCM

Server

2a00:1450:4001:806::2003 , Ireland, ASN15169 (GOOGLE - Google LLC, US),

Reverse DNS

Software

cafe /

Resource Hash

ef1955ae757c8b966c83248350331bd3a30f658ced11f387f8ebf05ab3368629

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	1; mode=block

Request headers

Referer: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

pragma: no-cache
date: Fri, 15 Feb 2019 04:55:39 GMT
x-content-type-options: nosniff
content-type: image/gif
server: cafe
p3p: policyref="https://www.googleadservices.com/pagead/p3p.xml", CP="NOI DEV PSA PSD IVA IVD OTP OUR OTR IND OTC"
status: 200
cache-control: no-cache, no-store, must-revalidate
timing-allow-origin: *
alt-svc: quic=":443"; ma=2592000; v="44,43,39"
content-length: 42
x-xss-protection: 1; mode=block
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 p.gif
p.typekit.net/ 35 B
201 B 32ms
7ms Image
image/gif 23.38.53.224
AKAMAI-ASN1

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://p.typekit.net/p.gif?s=1&k=rsb2tve&ht=tk&h=knowledgeplus.nejm.org&f=6508.6510.6541.6542.6545.6546.15333.15334.15337.15338&a=687263&js=1.19.2&app=typekit&e=js&_=1550206539512
Requested by: Host: knowledgeplus.nejm.org
URL: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_256_GCM
Server: 23.38.53.224 Amsterdam, Netherlands, ASN20940 (AKAMAI-ASN1, US),
Reverse DNS: a23-38-53-224.deploy.static.akamaitechnologies.com
Software: nginx /
Resource Hash: 9b9265c69a5cc295d1ab0d04e0273b3677db1a6216ce2ccf4efc8c277ed84b39

Request headers

Referer: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

date: Fri, 15 Feb 2019 04:55:39 GMT
last-modified: Thu, 12 Jul 2018 18:52:08 GMT
server: nginx
access-control-allow-origin: *
etag: "5b47a358-23"
content-type: image/gif
status: 200
cache-control: max-age=604800
accept-ranges: bytes
content-length: 35
expires: Tue, 23 Oct 2018 23:04:41 GMT

GET
H2 200 config Show response
hermes.redlink.com/api/ 377 B
662 B 40ms
16ms Script
text/html 2a00:1450:4001:808::2013
Google LLC

General

Check archive.org

Show headers Download Go to

Full URL: https://hermes.redlink.com/api/config?userRHKey=5olGbeAf8A&domain=knowledgeplus.nejm.org
Requested by: Host: hermes-src.redlink.com
URL: https://hermes-src.redlink.com/agent/hermes.js?userRHKey=5olGbeAf8A
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 2a00:1450:4001:808::2013 , Ireland, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software: Google Frontend /
Resource Hash: 555269330550b376ccde1f51f3562105c754510acdb0957d00801b1e24af928a

Request headers

Referer: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

date: Fri, 15 Feb 2019 04:49:03 GMT
server: Google Frontend
age: 396
access-control-allow-methods: GET, POST, PUT, DELETE, OPTIONS
content-type: text/html
status: 200
x-cloud-trace-context: 4fe045746b151ceb0d6c1aae88478725
cache-control: public, max-age=600
access-control-allow-credentials: true
access-control-allow-headers: Accept, Content-Type
access-control-allow-: GET, POST, PUT, DELETE, OPTIONS
access-control-allow-origin: knowledgeplus.nejm.org
content-length: 377

GET
H2

200

spacer.gif
kc149.infusionsoft.com/slices/
Redirect Chain

https://kc149.infusionsoft.com/app/webTracking/contactByHash/1550206539119?contactKey=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1&screenResolution=1600x1200&plugins=&javaEnable...
https://kc149.infusionsoft.com/slices/spacer.gif

43 B
258 B

12ms
11ms

Image
image/gif

2606:4700::6810:9f6a
Cloudflare

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://kc149.infusionsoft.com/slices/spacer.gif

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6810:9f6a , United States, ASN13335 (CLOUDFLARENET - Cloudflare, Inc., US),

Reverse DNS

Software

cloudflare /

Resource Hash

89fe0ee6020314794fc2cfeacf3d10c31050cfe56f8ebddf1ed0a33fbe941fa7

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000;includeSubDomains
X-Content-Type-Options	nosniff
X-Frame-Options	SAMEORIGIN
X-Xss-Protection	1; mode=block

Request headers

Referer: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

date: Fri, 15 Feb 2019 04:55:39 GMT
content-encoding: gzip
x-content-type-options: nosniff
cf-cache-status: HIT
status: 200
strict-transport-security: max-age=31536000;includeSubDomains
alt-svc: clear
x-xss-protection: 1; mode=block
last-modified: Thu, 07 Feb 2019 02:32:08 GMT
server: cloudflare
etag: W/"43-1549506728000"
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
x-frame-options: SAMEORIGIN
content-type: image/gif;charset=UTF-8
via: 1.1 google
vary: Accept-Encoding
cache-control: public, max-age=30874685
cf-ray: 4a952ef98c18c305-FRA
expires: Fri, 07 Feb 2020 13:13:44 GMT

Redirect headers

date: Fri, 15 Feb 2019 04:55:39 GMT
content-encoding: gzip
x-content-type-options: nosniff
via: 1.1 google
status: 302
alt-svc: clear
x-xss-protection: 1; mode=block
pragma: no-cache, no-cache
server: cloudflare
expect-ct: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct"
strict-transport-security: max-age=31536000;includeSubDomains
location: /slices/spacer.gif
vary: Accept-Encoding
cache-control: no-cache, no-store, no-cache, no-store
cf-ray: 4a952ef8794bc305-FRA
expires: Fri, 15 Feb 2019 04:55:39 GMT, -1

GET
H2 200 iFrame.html
universal.iperceptions.com/ Frame F360 0
0 11ms
10ms Document
text/html 192.229.221.253
MCI Communication...

General

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Full URL: https://universal.iperceptions.com/iFrame.html
Requested by: Host: universal.iperceptions.com
URL: https://universal.iperceptions.com/wrapper.js
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 192.229.221.253 , United States, ASN15133 (EDGECAST - MCI Communications Services, Inc. d/b/a Verizon Business, US),
Reverse DNS
Software: ECAcc (frc/8FD2) /
Resource Hash

Request headers

:method: GET
:authority: universal.iperceptions.com
:scheme: https
:path: /iFrame.html
pragma: no-cache
cache-control: no-cache
upgrade-insecure-requests: 1
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8
referer: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1
accept-encoding: gzip, deflate, br
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
Referer: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1

Response headers

status: 200
content-encoding: gzip
access-control-allow-origin: *
access-control-expose-headers: x-ms-request-id,Server,x-ms-version
cache-control: public, max-age=2592000
content-md5: pLjuDcOgoovAGEBq8bQPCg==
content-type: text/html
date: Fri, 15 Feb 2019 04:55:39 GMT
etag: 0x8D5EB227CAC4A5D
last-modified: Mon, 16 Jul 2018 13:46:09 GMT
server: ECAcc (frc/8FD2)
vary: Accept-Encoding
x-cache: HIT
x-ms-blob-type: BlockBlob
x-ms-lease-status: unlocked
x-ms-request-id: 2a55b48f-b01e-0035-1010-c25ec8000000
x-ms-version: 2009-09-19
content-length: 634

POST
H2 200 CaptureData Show response
hermes.redlink.com/api/ 97 B
334 B 918ms
901ms XHR
text/html 2a00:1450:4001:808::2013
Google LLC

General

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Show headers Download Go to

Full URL: https://hermes.redlink.com/api/CaptureData?userRHKey=5olGbeAf8A&actionType=open&cookie=8zvtq55zzq&scookie=mdsdvdkfy5&reqDet=2&eMsg=
Requested by: Host: hermes-src.redlink.com
URL: https://hermes-src.redlink.com/agent/hermes.js?userRHKey=5olGbeAf8A
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 2a00:1450:4001:808::2013 , Ireland, ASN15169 (GOOGLE - Google LLC, US),
Reverse DNS
Software: Google Frontend /
Resource Hash: 5fd9dd37c8e42db99983ac60d87f6f2280cc685fc7e2d78ad88ae4a4b4ff18d5

Request headers

Referer: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1
Origin: https://knowledgeplus.nejm.org
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
Content-Type: application/x-www-form-urlencoded; charset=UTF-8

Response headers

date: Fri, 15 Feb 2019 04:55:40 GMT
server: Google Frontend
status: 200
access-control-allow-methods: GET, POST, PUT, DELETE, OPTIONS
content-type: text/html
access-control-allow-origin: https://knowledgeplus.nejm.org
x-cloud-trace-context: 4f2c2b868fc0b58c8647f91822bb8d30
cache-control: private
access-control-allow-credentials: true
access-control-allow-: GET, POST, PUT, DELETE, OPTIONS
access-control-allow-headers: Accept, Content-Type
content-length: 97
expires: Fri, 15 Feb 2019 04:55:40 GMT

POST
H2 200 /
www.facebook.com/tr/ Frame 7776 0
0 7ms
6ms Document
text/plain 2a03:2880:f12d:83:face:b00c:0:25de
Facebook

General

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Show headers Download Go to

Full URL: https://www.facebook.com/tr/
Requested by: Host: connect.facebook.net
URL: https://connect.facebook.net/en_US/fbevents.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2a03:2880:f12d:83:face:b00c:0:25de , Ireland, ASN32934 (FACEBOOK - Facebook, Inc., US),
Reverse DNS
Software: proxygen-bolt /
Resource Hash

Request headers

:method: POST
:authority: www.facebook.com
:scheme: https
:path: /tr/
content-length: 2316
pragma: no-cache
cache-control: no-cache
origin: https://knowledgeplus.nejm.org
upgrade-insecure-requests: 1
content-type: application/x-www-form-urlencoded
user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8
referer: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1
accept-encoding: gzip, deflate, br
cookie: fr=0VO7oxAKIaS553sB7..BcZkZL...1.0.BcZkZL.
Origin: https://knowledgeplus.nejm.org
Upgrade-Insecure-Requests: 1
Content-Type: application/x-www-form-urlencoded
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
Referer: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1

Response headers

status: 200
content-type: text/plain
access-control-allow-origin: https://knowledgeplus.nejm.org
access-control-allow-credentials: true
content-length: 0
server: proxygen-bolt
date: Fri, 15 Feb 2019 04:55:39 GMT

OPTIONS
H2 200 InviteTriggers Show response
api.iperceptions.com/ 0
165 B 144ms
29ms XHR
text/plain 52.138.200.61
Microsoft Corpora...

General

Check archive.org

Show headers Download Go to

Full URL: https://api.iperceptions.com/InviteTriggers
Requested by: Host: universal.iperceptions.com
URL: https://universal.iperceptions.com/wrapper.js
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_256_GCM
Server: 52.138.200.61 Redmond, United States, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US),
Reverse DNS
Software: Microsoft-IIS/10.0 / ASP.NET
Resource Hash: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

Access-Control-Request-Method: GET
Origin: https://knowledgeplus.nejm.org
Referer: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
Access-Control-Request-Headers: securitytoken

Response headers

pragma: no-cache
date: Fri, 15 Feb 2019 04:55:39 GMT
server: Microsoft-IIS/10.0
x-aspnet-version: 4.0.30319
access-control-allow-origin: *
x-powered-by: ASP.NET
status: 200
cache-control: no-cache
access-control-allow-headers: securitytoken
content-length: 0
expires: -1

GET
H2 200 InviteTriggers Show response
api.iperceptions.com/ 239 B
304 B 30ms
30ms XHR
application/json 52.138.200.61
Microsoft Corpora...

General

Check archive.org

Show headers Download Go to

Full URL: https://api.iperceptions.com/InviteTriggers
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_256_GCM
Server: 52.138.200.61 Redmond, United States, ASN8075 (MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US),
Reverse DNS
Software: Microsoft-IIS/10.0 / ASP.NET
Resource Hash: e30fa89d15a54b92cb09da682df830148d685c000033c6e35bd416aad8f16480

Request headers

Referer: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1
Origin: https://knowledgeplus.nejm.org
SecurityToken: 40fb54c8-c3ce-4e1f-88e3-81c9253bf527
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

pragma: no-cache
date: Fri, 15 Feb 2019 04:55:39 GMT
server: Microsoft-IIS/10.0
x-aspnet-version: 4.0.30319
x-powered-by: ASP.NET
status: 200
content-type: application/json; charset=utf-8
access-control-allow-origin: *
cache-control: no-cache
content-length: 239
expires: -1

GET
H2 200 IpEngine_v77.2.js Show response
universal.iperceptions.com/core/ 11 KB
4 KB 10ms
9ms Script
application/javascript 192.229.221.253
MCI Communication...

General

Check archive.org

Show headers Download Go to

Full URL: https://universal.iperceptions.com/core/IpEngine_v77.2.js
Requested by: Host: universal.iperceptions.com
URL: https://universal.iperceptions.com/wrapper.js
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 192.229.221.253 , United States, ASN15133 (EDGECAST - MCI Communications Services, Inc. d/b/a Verizon Business, US),
Reverse DNS
Software: ECAcc (frc/8E95) /
Resource Hash: e6096322fee6cbb7f90b11f3d87138c4a8d18059ae13c2dadf437edd7806e9ff

Request headers

Referer: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

x-ms-blob-type: BlockBlob
date: Fri, 15 Feb 2019 04:55:40 GMT
content-encoding: gzip
content-md5: zhlrduRyUM7jY0LsuqX6lA==
x-cache: HIT
status: 200
content-length: 3670
x-ms-lease-status: unlocked
last-modified: Mon, 16 Jul 2018 13:42:04 GMT
server: ECAcc (frc/8E95)
etag: 0x8D5EB21EA5DDF5A
vary: Accept-Encoding
content-type: application/javascript
access-control-allow-origin: *
x-ms-request-id: e5e4a999-a01e-0080-7810-c25337000000
access-control-expose-headers: x-ms-request-id,Server,x-ms-version
cache-control: public, max-age=2592000
x-ms-version: 2009-09-19

GET
H2 200 318_636800493801862592 Show response
sd.iperceptions.com/ius-359cd6b861125d638f6cea04ffb14739/ 27 KB
3 KB 625ms
493ms Script
application/javascript 45.60.124.51
Incapsula Inc

General

Check archive.org

Show headers Download Go to

Full URL: https://sd.iperceptions.com/ius-359cd6b861125d638f6cea04ffb14739/318_636800493801862592
Requested by: Host: universal.iperceptions.com
URL: https://universal.iperceptions.com/wrapper.js
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 45.60.124.51 Redwood City, United States, ASN19551 (INCAPSULA - Incapsula Inc, US),
Reverse DNS
Software: /
Resource Hash: 933fae95754e9bb01fa696b2d04853b68976ae5ec21580b5823bdf9cc3e77ba2

Request headers

Referer: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36

Response headers

date: Fri, 15 Feb 2019 04:55:40 GMT
content-encoding: gzip
last-modified: Mon, 10 Dec 2018 14:36:20 GMT
x-cdn: Incapsula
etag: 0x8D65EACDA112F5E
content-type: application/javascript
status: 200
x-iinfo: 4-1795155-1790177 2VNN RT(1550206539877 0) q(0 0 0 0) r(5 5)
cache-control: max-age=3600, public
content-length: 2361
expires: Fri, 15 Feb 2019 05:55:40 GMT

GET
H/1.1 200
OK index.html
ws.sharethis.com/secure/ Frame B597 0
0 8ms
7ms Document
text/html 23.67.137.77
AKAMAI-ASN1

General

Check archive.org

Show headers Download Go to

Full URL: https://ws.sharethis.com/secure/index.html
Requested by: Host: ws.sharethis.com
URL: https://ws.sharethis.com/button/async-buttons.js
Protocol: HTTP/1.1
Security: TLS 1.2, ECDHE_RSA, AES_256_GCM
Server: 23.67.137.77 Amsterdam, Netherlands, ASN20940 (AKAMAI-ASN1, US),
Reverse DNS: a23-67-137-77.deploy.static.akamaitechnologies.com
Software: nginx/1.12.2 /
Resource Hash

Request headers

Host: ws.sharethis.com
Connection: keep-alive
Pragma: no-cache
Cache-Control: no-cache
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8
Referer: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1
Accept-Encoding: gzip, deflate, br
Cookie: __stid=ZGAQK1xmRksAAAASDrqlAw==
Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
Referer: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source=kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1

Response headers

Content-Encoding: gzip
Content-Type: text/html
ETag: W/"5c635710-1ade"
Last-Modified: Tue, 12 Feb 2019 23:30:24 GMT
Server: nginx/1.12.2
Vary: Accept-Encoding
Content-Length: 2089
Date: Fri, 15 Feb 2019 04:55:40 GMT
Connection: keep-alive

Verdicts & Comments Add Verdict or Comment

176 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.

8 Cookies

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

Domain/Path	Expires	Name / Value
.sharethis.com/	1970-01-19 07:22:22	Name: __stid Value: ZGAQK1xmRksAAAASDrqlAw==
.t.sharethis.com/	1970-01-18 22:46:51	Name: pxcelPage_c010 Value: 0_7_1550206539280
knowledgeplus.nejm.org/	1969-12-31 23:59:59	Name: hrmTracker_S Value: mdsdvdkfy5
knowledgeplus.nejm.org/	1978-01-11 21:31:40	Name: hrmTracker Value: 8zvtq55zzq
.nejm.org/	1970-01-19 00:46:22	Name: _fbp Value: fb.1.1550206539137.863835563
knowledgeplus.nejm.org/question-of-week/1668/answer/A	1970-01-18 22:36:46	Name: https://knowledgeplus.nejm.org/question-of-week/1668/answer/A/?utm_source Value: kplus&utm_medium=email&utm_campaign=qoweng&inf_contact_key=b944048352ec73e28705077d5907fd2d680f8914173f9191b1c0223e68310bb1open=true
knowledgeplus.nejm.org/	1970-01-18 23:19:58	Name: FORMLIFT_ID Value: formlift_session_5c66464628ca39.30417562
.nejm.org/	1970-01-19 05:09:36	Name: __unam Value: 3ba5477-168ef829347-638154f3-2

1 Console Messages

A page may trigger messages to the console to be logged. These are often error messages about being unable to load a resource or execute a piece of JavaScript. Sometimes they also provide insight into the technology behind a website.

Source	Level	URL Text
console-api	log	URL: https://knowledgeplus.nejm.org/wp-content/cache/autoptimize/js/autoptimize_e248bfbf93bed526d5ae6df0c1dd96f9.js(Line 8) Message: JQMIGRATE: Migrate is installed, version 1.4.1

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=10886400; includeSubDomains; preload
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.

api.iperceptions.com
assets.adobedtm.com
c.sharethis.mgr.consensu.org
code.jquery.com
connect.facebook.net
cse.google.com
fonts.googleapis.com
googleads.g.doubleclick.net
hermes-src.redlink.com
hermes.redlink.com
is-tracking-link-api-prod.appspot.com
kc149.infusionsoft.com
knowledgeplus.nejm.org
l.sharethis.com
p.typekit.net
pixel.wp.com
platform.twitter.com
s0.wp.com
sd.iperceptions.com
secure.gravatar.com
static.ads-twitter.com
stats.wp.com
t.sharethis.com
universal.iperceptions.com
use.typekit.net
ws.sharethis.com
www.facebook.com
www.google.com
www.google.de
www.googleadservices.com
www.googletagmanager.com
104.244.46.16
172.217.22.2
192.0.76.3
192.0.77.32
192.229.221.253
2.16.186.146
2.18.232.23
2.20.20.176
205.185.208.52
23.38.53.224
23.67.137.77
2606:2800:234:46c:e8b:1e2f:2bd:694
2606:4700::6810:9f6a
2a00:1450:4001:806::2003
2a00:1450:4001:808::2013
2a00:1450:4001:80b::2002
2a00:1450:4001:80b::200a
2a00:1450:4001:815::2004
2a00:1450:4001:815::200e
2a00:1450:4001:81d::2008
2a00:1450:4001:81e::2014
2a03:2880:f02d:12:face:b00c:0:3
2a03:2880:f12d:83:face:b00c:0:25de
2a04:fa87:fffe::c000:4902
3.120.53.177
34.194.3.188
45.60.124.51
52.138.200.61
0515cbd1f8aee97e1c8e0d1d015ca96c86def13e90d2e73bf813072ccc23d531
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knowledgeplus.nejm.org Open in urlscan Pro 34.194.3.188 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page URL History Show full URLs

Detected technologies

Page Statistics

127 Requests

100 %HTTPS

46 %IPv6

22 Domains

31 Subdomains

26 IPs

4 Countries

1113 kBTransfer

2573 kBSize

8 Cookies

22 Outgoing links

Page URL History

Redirected requests

127 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 0 data transactions

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knowledgeplus.nejm.org Open in urlscan Pro
34.194.3.188 Public Scan

Screenshot
Live screenshot

Full Image

127
Requests

100 %
HTTPS

46 %
IPv6

22
Domains

31
Subdomains

26
IPs

4
Countries

1113 kB
Transfer

2573 kB
Size

8
Cookies

127 HTTP transactions
0 data transactions