ctl.columbia.edu Open in urlscan Pro
34.215.37.29 Public Scan

Go To Rescan
Add Verdict Report

URL:
https://ctl.columbia.edu/
Submission: On June 12 via automatic, source links-suspicious (June 12th 2023, 10:40:08 pm UTC) — Scanned from DE

Summary HTTP 71 Redirects Links 29 Behaviour Indicators

Summary

This website contacted 17 IPs in 2 countries across 11 domains to perform 71 HTTP transactions. The main IP is 34.215.37.29, located in Boardman, United States and belongs to AMAZON-02, US. The main domain is ctl.columbia.edu.
TLS certificate: Issued by R3 on May 29th 2023. Valid for: 3 months.

This is the only time ctl.columbia.edu was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
8 36	34.215.37.29 34.215.37.29	16509 (AMAZON-02) (AMAZON-02)
1	2606:4700::68... 2606:4700::6812:bcf	13335 (CLOUDFLAR...) (CLOUDFLARENET)
3	2a00:1450:400... 2a00:1450:4001:80b::2008	15169 (GOOGLE) (GOOGLE)
2	128.59.105.24 128.59.105.24	14 (COLUMBIA-GW) (COLUMBIA-GW)
7	2a02:26f0:480... 2a02:26f0:480:f::213:7ec6	20940 (AKAMAI-ASN1) (AKAMAI-ASN1)
1	54.231.166.144 54.231.166.144	16509 (AMAZON-02) (AMAZON-02)
3	2606:4700:e2:... 2606:4700:e2::ac40:840f	13335 (CLOUDFLAR...) (CLOUDFLARENET)
8	2400:52e0:1e0... 2400:52e0:1e00::1078:1	200325 (BUNNYCDN) (BUNNYCDN)
1	2606:4700::68... 2606:4700::6811:1f5c	13335 (CLOUDFLAR...) (CLOUDFLARENET)
3	2a00:1450:400... 2a00:1450:4001:813::2003	15169 (GOOGLE) (GOOGLE)
5	2a00:1450:400... 2a00:1450:4001:82f::200e	15169 (GOOGLE) (GOOGLE)
1	2001:4860:480... 2001:4860:4802:32::36	15169 (GOOGLE) (GOOGLE)
1	2.19.126.219 2.19.126.219	20940 (AKAMAI-ASN1) (AKAMAI-ASN1)
1	52.20.83.110 52.20.83.110	14618 (AMAZON-AES) (AMAZON-AES)
5	2a00:1450:400... 2a00:1450:4001:831::2004	15169 (GOOGLE) (GOOGLE)
1	2a00:1450:400... 2a00:1450:4001:812::200e	15169 (GOOGLE) (GOOGLE)
71	17

36 34.215.37.29 (Boardman, United States) 8 redirects

ASN16509 (AMAZON-02, US)
PTR: ec2-34-215-37-29.us-west-2.compute.amazonaws.com

ctl.columbia.edu	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools
edblogs.columbia.edu	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2606:4700::6812:bcf (United States)

ASN13335 (CLOUDFLARENET, US)

maxcdn.bootstrapcdn.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 2a00:1450:4001:80b::2008 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

2 128.59.105.24 (New York, United States)

ASN14 (COLUMBIA-GW, US)
PTR: columbia.edu

www1.columbia.edu	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

7 2a02:26f0:480:f::213:7ec6 (Frankfurt am Main, Germany)

ASN20940 (AKAMAI-ASN1, NL)

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

1 54.231.166.144 (Ashburn, United States)

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

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

3 2606:4700:e2::ac40:840f (United States)

ASN13335 (CLOUDFLARENET, US)

use.fontawesome.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

8 2400:52e0:1e00::1078:1 (Germany)

ASN200325 (BUNNYCDN, SI)

bpb-us-w2.wpmucdn.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2606:4700::6811:1f5c (United States)

ASN13335 (CLOUDFLARENET, US)

widget.uservoice.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

3 2a00:1450:4001:813::2003 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

5 2a00:1450:4001:82f::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

1 2001:4860:4802:32::36 (United States)

ASN15169 (GOOGLE, US)

region1.google-analytics.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

1 2.19.126.219 (Frankfurt am Main, Germany)

ASN20940 (AKAMAI-ASN1, NL)
PTR: a2-19-126-219.deploy.static.akamaitechnologies.com

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

1 52.20.83.110 (Ashburn, United States)

ASN14618 (AMAZON-AES, US)
PTR: ec2-52-20-83-110.compute-1.amazonaws.com

calendar.ctl.columbia.edu	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

5 2a00:1450:4001:831::2004 (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

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

1 2a00:1450:4001:812::200e (Frankfurt am Main, Germany)

ASN15169 (GOOGLE, US)

clients1.google.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

	Apex Domain Subdomains	Transfer
39	columbia.edu 8 redirects ctl.columbia.edu www1.columbia.edu edblogs.columbia.edu calendar.ctl.columbia.edu	649 KB
8	google.com cse.google.com — Cisco Umbrella Rank: 3667 www.google.com — Cisco Umbrella Rank: 3 clients1.google.com — Cisco Umbrella Rank: 622	204 KB
8	wpmucdn.com bpb-us-w2.wpmucdn.com — Cisco Umbrella Rank: 163535	410 KB
8	typekit.net use.typekit.net — Cisco Umbrella Rank: 579 p.typekit.net — Cisco Umbrella Rank: 731	220 KB
4	google-analytics.com www.google-analytics.com — Cisco Umbrella Rank: 57 region1.google-analytics.com — Cisco Umbrella Rank: 1892	21 KB
3	gstatic.com fonts.gstatic.com	287 KB
3	fontawesome.com use.fontawesome.com — Cisco Umbrella Rank: 1142	22 KB
3	googletagmanager.com www.googletagmanager.com — Cisco Umbrella Rank: 75	189 KB
1	uservoice.com widget.uservoice.com — Cisco Umbrella Rank: 5495	706 B
1	amazonaws.com s3.amazonaws.com	14 KB
1	bootstrapcdn.com maxcdn.bootstrapcdn.com — Cisco Umbrella Rank: 993	5 KB
71	11

	Domain	Requested by
32	ctl.columbia.edu	4 redirects ctl.columbia.edu
8	bpb-us-w2.wpmucdn.com	ctl.columbia.edu
7	use.typekit.net	ctl.columbia.edu
5	www.google.com	cse.google.com www.google.com ctl.columbia.edu
4	edblogs.columbia.edu	4 redirects
3	www.google-analytics.com	www.googletagmanager.com ctl.columbia.edu
3	fonts.gstatic.com	ctl.columbia.edu
3	use.fontawesome.com	ctl.columbia.edu use.fontawesome.com
3	www.googletagmanager.com	ctl.columbia.edu www.googletagmanager.com
2	cse.google.com	ctl.columbia.edu www.google.com
2	www1.columbia.edu	ctl.columbia.edu
1	clients1.google.com	ctl.columbia.edu
1	calendar.ctl.columbia.edu	www1.columbia.edu
1	p.typekit.net	ctl.columbia.edu
1	region1.google-analytics.com	www.googletagmanager.com
1	widget.uservoice.com	ctl.columbia.edu
1	s3.amazonaws.com	ctl.columbia.edu
1	maxcdn.bootstrapcdn.com	ctl.columbia.edu
71	18

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

Domain
www.columbia.edu
provost.columbia.edu
vptl.columbia.edu
online.columbia.edu
registrar.columbia.edu
www.youtube.com
portfolio.ctl.columbia.edu
events.columbia.edu
twitter.com
youtube.com
eepurl.com
us11.campaign-archive.com
columbia.edu
podcasts.apple.com
www.elegantthemes.com
www.wordpress.org
cuit.columbia.edu

Subject Issuer	Validity	Valid
columbiax.columbia.edu R3	`2023-05-29` - `2023-08-27`	3 months	crt.sh
sni.cloudflaressl.com Cloudflare Inc ECC CA-3	`2022-12-30` - `2023-12-30`	a year	crt.sh
*.google-analytics.com GTS CA 1C3	`2023-05-19` - `2023-08-11`	3 months	crt.sh
*.columbia.edu InCommon RSA Server CA	`2023-01-21` - `2024-02-21`	a year	crt.sh
use.typekit.net DigiCert TLS Hybrid ECC SHA384 2020 CA1	`2022-09-14` - `2023-10-15`	a year	crt.sh
s3.amazonaws.com Amazon RSA 2048 M01	`2023-04-11` - `2023-12-20`	8 months	crt.sh
use.fontawesome.com GTS CA 1P5	`2023-05-06` - `2023-08-04`	3 months	crt.sh
uservoice.com Cloudflare Inc ECC CA-3	`2023-03-26` - `2024-03-25`	a year	crt.sh
*.gstatic.com GTS CA 1C3	`2023-05-19` - `2023-08-11`	3 months	crt.sh
*.ctl.columbia.edu InCommon RSA Server CA	`2023-03-30` - `2024-03-29`	a year	crt.sh
*.google.com GTS CA 1C3	`2023-05-19` - `2023-08-11`	3 months	crt.sh
www.google.com GTS CA 1C3	`2023-05-19` - `2023-08-11`	3 months	crt.sh

This page contains 1 frames:

Primary Page: https://ctl.columbia.edu/
Frame ID: 10DD1724CC1894FDE8CDD187C18C510B
Requests: 72 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

Columbia CTL | Columbia Center for Teaching and Learningsearch

Detected technologies

WordPress (CMS) Expand

Overall confidence: 100%
Detected patterns

/wp-(?:content|includes)/

Bootstrap (Web Frameworks) Expand

Overall confidence: 100%
Detected patterns

bootstrap(?:[^>]*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)[^>]*?(?:\.min)?\.js

jQuery Mobile (Mobile Frameworks) Expand

Overall confidence: 100%
Detected patterns

jquery[.-]mobile(?:-([\d.]))?(?:\.min)?\.js(?:\?ver=([\d.]+))?

Font Awesome (Font Scripts) Expand

Overall confidence: 100%
Detected patterns

(?:F|f)o(?:n|r)t-?(?:A|a)wesome(?:.*?([0-9a-fA-F]{7,40}|[\d]+(?:.[\d]+(?:.[\d]+)?)?)|)

Google Analytics (Analytics) Expand

Overall confidence: 100%
Detected patterns

google-analytics\.com/(?:ga|urchin|analytics)\.js

Google Tag Manager (Tag Managers) Expand

Overall confidence: 100%
Detected patterns

googletagmanager\.com/gtag/js

jQuery (JavaScript Libraries) Expand

Overall confidence: 100%
Detected patterns

jquery.*\.js(?:\?ver(?:sion)?=([\d.]+))?

jQuery Migrate (JavaScript Libraries) Expand

Overall confidence: 100%
Detected patterns

jquery[.-]migrate(?:-([\d.]+))?(?:\.min)?\.js(?:\?ver=([\d.]+))?

Page Statistics

71
Requests

89 %
HTTPS

69 %
IPv6

11
Domains

18
Subdomains

17
IPs

2
Countries

2052 kB
Transfer

4150 kB
Size

6
Cookies

29 Outgoing links

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

URL: http://www.columbia.edu/
Title: Columbia University in the City of New York

Search URL Search Domain Scan URL

URL: http://provost.columbia.edu/
Title: OFFICE of the PROVOST

Search URL Search Domain Scan URL

URL: http://vptl.columbia.edu/
Title: Office of Teaching, Learning, and Innovation

Search URL Search Domain Scan URL

URL: http://provost.columbia.edu/policies
Title: University Policies

Search URL Search Domain Scan URL

URL: http://online.columbia.edu/
Title: Columbia Online

Search URL Search Domain Scan URL

URL: http://registrar.columbia.edu/event/academic-calendar
Title: Academic Calendar

Search URL Search Domain Scan URL

URL: https://www.youtube.com/columbiactl
Title: Event Recordings

Search URL Search Domain Scan URL

URL: https://portfolio.ctl.columbia.edu/
Title: CTL Portfolio

Search URL Search Domain Scan URL

URL: http://events.columbia.edu/cal/event/eventView.do?b=de&calPath=%2Fpublic%2Fcals%2FMainCal&guid=CAL-00bbdb71-88aea710-0188-afebcda2-00001e45events%40columbia.edu&recurrenceId=
Title: Teaching Inclusively From the Start (For Faculty)

Search URL Search Domain Scan URL

URL: http://events.columbia.edu/cal/event/eventView.do?b=de&calPath=%2Fpublic%2Fcals%2FMainCal&guid=CAL-00bbdb71-88aea710-0188-afee590e-00001e6fevents%40columbia.edu&recurrenceId=
Title: Making Feedback Matter: Strategies That Serve You and Your Students

Search URL Search Domain Scan URL

URL: http://events.columbia.edu/cal/event/eventView.do?b=de&calPath=%2Fpublic%2Fcals%2FMainCal&guid=CAL-00bbdb71-88aea710-0188-aff0d0a4-00001e91events%40columbia.edu&recurrenceId=
Title: Engaging Students in Discussion (For Faculty)

Search URL Search Domain Scan URL

URL: http://events.columbia.edu/cal/event/eventView.do?b=de&calPath=%2Fpublic%2Fcals%2FMainCal&guid=CAL-00bbdb71-88aea710-0188-aff5729c-00001f49events%40columbia.edu&recurrenceId=
Title: Teaching Inclusively From the Start (For Faculty)

Search URL Search Domain Scan URL

URL: http://events.columbia.edu/cal/event/eventView.do?b=de&calPath=%2Fpublic%2Fcals%2FMainCal&guid=CAL-00bbdb71-88aea710-0188-aff76072-00001f72events%40columbia.edu&recurrenceId=
Title: It’s in the Syllabus! Or is it?: Designing a Transparent Syllabus

Search URL Search Domain Scan URL

URL: http://events.columbia.edu/cal/event/eventView.do?b=de&calPath=%2Fpublic%2Fcals%2FMainCal&guid=CAL-00bbdb71-88aea710-0188-affd36e5-0000200fevents%40columbia.edu&recurrenceId=
Title: Getting Started with Active Learning (For Faculty)

Search URL Search Domain Scan URL

URL: http://events.columbia.edu/cal/event/eventView.do?b=de&calPath=%2Fpublic%2Fcals%2FMainCal&guid=CAL-00bbdb71-88aea710-0188-affee779-000020bbevents%40columbia.edu&recurrenceId=
Title: Three Ways to Manage Your Large Course (For Faculty)

Search URL Search Domain Scan URL

URL: http://events.columbia.edu/cal/event/eventView.do?b=de&calPath=%2Fpublic%2Fcals%2FMainCal&guid=CAL-00bbdb71-88aea710-0188-b00736e3-00002206events%40columbia.edu&recurrenceId=
Title: Designing STEM Poll Questions that Go Beyond Recall (For Faculty)

Search URL Search Domain Scan URL

URL: http://events.columbia.edu/cal/event/eventView.do?b=de&calPath=%2Fpublic%2Fcals%2FMainCal&guid=CAL-00bbdb71-88aea710-0188-b0002dfe-000020f3events%40columbia.edu&recurrenceId=
Title: Making Feedback Matter: Strategies That Serve You and Your Students

Search URL Search Domain Scan URL

URL: http://events.columbia.edu/cal/event/eventView.do?b=de&calPath=%2Fpublic%2Fcals%2FMainCal&guid=CAL-00bbdb71-88aea710-0188-aff46d96-00001ec5events%40columbia.edu&recurrenceId=
Title: Engaging Students in Discussion (For Faculty)

Search URL Search Domain Scan URL

URL: http://twitter.com/columbiactl
Title: Twitter

Search URL Search Domain Scan URL

URL: http://youtube.com/ccnmtl
Title: YouTube

Search URL Search Domain Scan URL

URL: http://eepurl.com/bu11aH
Title: 

Search URL Search Domain Scan URL

URL: https://us11.campaign-archive.com/home/?u=8e1c6110b489f734b9985bec5&id=c9a1d67753
Title: here

Search URL Search Domain Scan URL

URL: http://columbia.edu/

Search URL Search Domain Scan URL

URL: https://provost.columbia.edu/

Search URL Search Domain Scan URL

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

Search URL Search Domain Scan URL

URL: https://podcasts.apple.com/us/podcast/dead-ideas-in-teaching-and-learning/id1535499508
Title: Podcast

Search URL Search Domain Scan URL

URL: https://www.elegantthemes.com/
Title: Elegant Themes

Search URL Search Domain Scan URL

URL: https://www.wordpress.org/
Title: WordPress

Search URL Search Domain Scan URL

URL: https://cuit.columbia.edu/content/columbia-university-website-cookie-notice
Title: Columbia University Website Cookie Notice

Search URL Search Domain Scan URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 11

https://edblogs.columbia.edu/ctl3/files/2022/10/logo-ctl-color-digital.svg HTTP 302
https://bpb-us-w2.wpmucdn.com/edblogs.columbia.edu/dist/8/1109/files/2022/10/logo-ctl-color-digital.svg

Request Chain 12

https://ctl.columbia.edu/files/2022/09/logo-amp-full-1.png HTTP 302
https://bpb-us-w2.wpmucdn.com/edblogs.columbia.edu/dist/8/1109/files/2022/09/logo-amp-full-1.png

Request Chain 14

https://edblogs.columbia.edu/ctl3/files/2016/09/logo-cu-rmvujm-24otlud.png HTTP 302
https://bpb-us-w2.wpmucdn.com/edblogs.columbia.edu/dist/8/1109/files/2016/09/logo-cu-rmvujm-24otlud.png

Request Chain 15

https://edblogs.columbia.edu/ctl3/files/2016/09/officeofprovost-23qrcxn-14yjc8r.png HTTP 302
https://bpb-us-w2.wpmucdn.com/edblogs.columbia.edu/dist/8/1109/files/2016/09/officeofprovost-23qrcxn-14yjc8r.png

Request Chain 58

https://ctl.columbia.edu/files/2020/10/zhang-300x169.jpg HTTP 302
https://bpb-us-w2.wpmucdn.com/edblogs.columbia.edu/dist/8/1109/files/2020/10/zhang-300x169.jpg

Request Chain 59

https://ctl.columbia.edu/files/2023/01/shutterstock_2241913405-1.jpg HTTP 302
https://bpb-us-w2.wpmucdn.com/edblogs.columbia.edu/dist/8/1109/files/2023/01/shutterstock_2241913405-1.jpg

Request Chain 62

https://ctl.columbia.edu/files/2021/03/OAD_Fall-2018_Campus_Butler-Library-3-2.jpeg HTTP 302
https://bpb-us-w2.wpmucdn.com/edblogs.columbia.edu/dist/8/1109/files/2021/03/OAD_Fall-2018_Campus_Butler-Library-3-2.jpeg

Request Chain 70

https://edblogs.columbia.edu/ctl3/files/2022/10/logo-ctl-color-digital.svg HTTP 302
https://bpb-us-w2.wpmucdn.com/edblogs.columbia.edu/dist/8/1109/files/2022/10/logo-ctl-color-digital.svg

71 HTTP transactions
1 data transactions

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

GET
H2 200 Primary Request / Show response
ctl.columbia.edu/ 131 KB
31 KB 1627ms
344ms Document
text/html 34.215.37.29
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://ctl.columbia.edu/
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 34.215.37.29 Boardman, United States, ASN16509 (AMAZON-02, US),
Reverse DNS: ec2-34-215-37-29.us-west-2.compute.amazonaws.com
Software: openresty /
Resource Hash: 25208f86bfa3d36cffef099d8b893fc435911e9fd2f04e89d39a9b8b327074ca

Request headers

Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36
accept-language: de-DE,de;q=0.9

Response headers

cache-control: no-store, no-cache, must-revalidate
content-encoding: gzip
content-type: text/html; charset=UTF-8
date: Mon, 12 Jun 2023 22:40:01 GMT
expires: Thu, 19 Nov 1981 08:52:00 GMT
link: <https://edblogs.columbia.edu/ctl3/wp-json/>; rel="https://api.w.org/" <https://edblogs.columbia.edu/ctl3/wp-json/wp/v2/pages/2>; rel="alternate"; type="application/json" <https://ctl.columbia.edu/>; rel=shortlink
pragma: no-cache
server: openresty
vary: Cookie
x-cache: HIT
x-cache-bypass-reason: 0

GET
H2 200 lean-captcha.css
ctl.columbia.edu/wp-content/mu-plugins/lean-captcha/css/ 207 B
339 B 173ms
171ms Stylesheet
text/css 34.215.37.29
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://ctl.columbia.edu/wp-content/mu-plugins/lean-captcha/css/lean-captcha.css?ver=1
Requested by: Host: ctl.columbia.edu
URL: https://ctl.columbia.edu/
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 34.215.37.29 Boardman, United States, ASN16509 (AMAZON-02, US),
Reverse DNS: ec2-34-215-37-29.us-west-2.compute.amazonaws.com
Software: openresty /
Resource Hash: ae1617879129f6fc62a72829cd860a65429b2e4be9a5e46015e6a39e76a740b0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://ctl.columbia.edu/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

date: Mon, 12 Jun 2023 22:40:02 GMT
content-encoding: gzip
last-modified: Thu, 05 Jul 2018 16:01:57 GMT
server: openresty
etag: W/"5b3e40f5-cf"
content-type: text/css
cache-control: max-age=31536000
x-cache-bypass-reason: Arguments found
expires: Tue, 11 Jun 2024 22:40:02 GMT

GET
H2 200 screen.min.css
ctl.columbia.edu/wp-content/plugins/table-of-contents-plus/ 1 KB
786 B 174ms
172ms Stylesheet
text/css 34.215.37.29
AMAZON-02

General

Check archive.org

Show headers Download Go to

Full URL: https://ctl.columbia.edu/wp-content/plugins/table-of-contents-plus/screen.min.css?ver=2003
Requested by: Host: ctl.columbia.edu
URL: https://ctl.columbia.edu/
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 34.215.37.29 Boardman, United States, ASN16509 (AMAZON-02, US),
Reverse DNS: ec2-34-215-37-29.us-west-2.compute.amazonaws.com
Software: openresty /
Resource Hash: 06edb6627932fab73847c208fcd7fb477cb72538883c83c59274b6ad99413cdd

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://ctl.columbia.edu/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

date: Mon, 12 Jun 2023 22:40:02 GMT
content-encoding: gzip
last-modified: Tue, 04 Aug 2020 18:38:20 GMT
server: openresty
etag: W/"5f29ab1c-55a"
content-type: text/css
cache-control: max-age=31536000
x-cache-bypass-reason: Arguments found
expires: Tue, 11 Jun 2024 22:40:02 GMT

GET
H2 200 style.min.css
ctl.columbia.edu/wp-content/plugins/divi-breadcrumbs-module/styles/ 355 B
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server: openresty
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ctl.columbia.edu/wp-content/plugins/divi-accessibility/public/js/ 371 B
461 B 351ms
348ms Script
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AMAZON-02

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Full URL: https://ctl.columbia.edu/wp-content/plugins/divi-accessibility/public/js/da11y.js?ver=2.0.5
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Response headers

date: Mon, 12 Jun 2023 22:40:02 GMT
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server: openresty
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GET
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ctl.columbia.edu/wp-includes/js/mediaelement/ 154 KB
46 KB 351ms
348ms Script
application/x-javascript 34.215.37.29
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Full URL: https://ctl.columbia.edu/wp-includes/js/mediaelement/mediaelement-and-player.min.js?ver=4.2.17
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Response headers

date: Mon, 12 Jun 2023 22:40:02 GMT
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server: openresty
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GET
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ctl.columbia.edu/wp-includes/js/mediaelement/ 1 KB
766 B 351ms
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Full URL: https://ctl.columbia.edu/wp-includes/js/mediaelement/mediaelement-migrate.min.js?ver=6.1.3
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Response headers

date: Mon, 12 Jun 2023 22:40:02 GMT
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GET
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693 B 352ms
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application/x-javascript 34.215.37.29
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Full URL: https://ctl.columbia.edu/wp-includes/js/mediaelement/wp-mediaelement.min.js?ver=6.1.3
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Response headers

date: Mon, 12 Jun 2023 22:40:02 GMT
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GET
H2 200 jquery.fitvids.js Show response
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2 KB 352ms
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application/x-javascript 34.215.37.29
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Full URL: https://ctl.columbia.edu/wp-content/themes/divi/includes/builder/feature/dynamic-assets/assets/js/jquery.fitvids.js?ver=4.21.0
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Response headers

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Response headers

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Full URL: https://ctl.columbia.edu/wp-content/themes/divi/includes/builder/feature/dynamic-assets/assets/js/easypiechart.js?ver=4.21.0
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4 KB 352ms
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application/x-javascript 34.215.37.29
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Full URL: https://ctl.columbia.edu/wp-content/themes/divi/includes/builder/feature/dynamic-assets/assets/js/salvattore.js?ver=4.21.0
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Full URL: https://ctl.columbia.edu/wp-content/plugins/admin-message/js/admin-message.js?ver=1666679306
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Response headers

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https://www.googletagmanager.com/gtag/js?id=G-81BNBM5P3J&l=beehiveDataLayer&cx=c

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

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expires: Mon, 12 Jun 2023 22:40:02 GMT

GET
H2 200 l
use.typekit.net/af/71f83c/00000000000000003b9b093b/27/ 33 KB
33 KB 38ms
9ms Font
application/font-woff2 2a02:26f0:480:f::213:7ec6
AKAMAI-ASN1

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Full URL: https://use.typekit.net/af/71f83c/00000000000000003b9b093b/27/l?primer=7cdcb44be4a7db8877ffa5c0007b8dd865b3bbc383831fe2ea177f62257a9191&fvd=n7&v=3
Requested by: Host: ctl.columbia.edu
URL: https://ctl.columbia.edu/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 2a02:26f0:480:f::213:7ec6 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
Software: nginx /
Resource Hash: a2b997da567762896061490c3c08e506b2e5b936978560fc12251dd245140b32

Request headers

Referer: https://ctl.columbia.edu/
Origin: https://ctl.columbia.edu
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

date: Mon, 12 Jun 2023 22:40:02 GMT
server: nginx
etag: "a0f35f91fdc2ca0a90c8288c08c20681c1aecfcf"
content-type: application/font-woff2
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cross-origin-resource-policy: cross-origin
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GET
H2 200 l
use.typekit.net/af/86b539/00000000000000003b9b093a/27/ 34 KB
35 KB 45ms
17ms Font
application/font-woff2 2a02:26f0:480:f::213:7ec6
AKAMAI-ASN1

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Full URL: https://use.typekit.net/af/86b539/00000000000000003b9b093a/27/l?primer=7cdcb44be4a7db8877ffa5c0007b8dd865b3bbc383831fe2ea177f62257a9191&fvd=i7&v=3
Requested by: Host: ctl.columbia.edu
URL: https://ctl.columbia.edu/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 2a02:26f0:480:f::213:7ec6 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
Software: nginx /
Resource Hash: 40b87680850d61dff26f2280eaac2487e2261e8771cca1f4eba69dc366cd1fe2

Request headers

Referer: https://ctl.columbia.edu/
Origin: https://ctl.columbia.edu
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

date: Mon, 12 Jun 2023 22:40:02 GMT
server: nginx
etag: "7419d3e31dff61919238b7104d975fb9f66eb724"
content-type: application/font-woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
cross-origin-resource-policy: cross-origin
timing-allow-origin: *
content-length: 35128

GET
H2 200 l
use.typekit.net/af/4838bd/00000000000000003b9b0934/27/ 32 KB
32 KB 45ms
17ms Font
application/font-woff2 2a02:26f0:480:f::213:7ec6
AKAMAI-ASN1

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Full URL: https://use.typekit.net/af/4838bd/00000000000000003b9b0934/27/l?primer=7cdcb44be4a7db8877ffa5c0007b8dd865b3bbc383831fe2ea177f62257a9191&fvd=n4&v=3
Requested by: Host: ctl.columbia.edu
URL: https://ctl.columbia.edu/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 2a02:26f0:480:f::213:7ec6 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
Software: nginx /
Resource Hash: 9b99ce50d05750058143cb93936075ad5107f9a3e5b03f2d4872c0ebe753a9f7

Request headers

Referer: https://ctl.columbia.edu/
Origin: https://ctl.columbia.edu
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

date: Mon, 12 Jun 2023 22:40:02 GMT
server: nginx
etag: "852dacc5cd2685c187708b882b28635465e17bd0"
content-type: application/font-woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
cross-origin-resource-policy: cross-origin
timing-allow-origin: *
content-length: 32688

GET
H2 200 l
use.typekit.net/af/6aec08/00000000000000003b9b0935/27/ 34 KB
34 KB 45ms
17ms Font
application/font-woff2 2a02:26f0:480:f::213:7ec6
AKAMAI-ASN1

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Full URL: https://use.typekit.net/af/6aec08/00000000000000003b9b0935/27/l?primer=7cdcb44be4a7db8877ffa5c0007b8dd865b3bbc383831fe2ea177f62257a9191&fvd=i4&v=3
Requested by: Host: ctl.columbia.edu
URL: https://ctl.columbia.edu/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 2a02:26f0:480:f::213:7ec6 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
Software: nginx /
Resource Hash: a0acc524b541f57df4024b039206425fbcc49c7b3cba369bc0b4a57cfc0e9629

Request headers

Referer: https://ctl.columbia.edu/
Origin: https://ctl.columbia.edu
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

date: Mon, 12 Jun 2023 22:40:02 GMT
server: nginx
etag: "98ea2e3888e90196090ca6bc7ddc5345e1871a7a"
content-type: application/font-woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
cross-origin-resource-policy: cross-origin
timing-allow-origin: *
content-length: 34380

GET
H2 200 l
use.typekit.net/af/053fc9/00000000000000003b9af1e4/27/ 40 KB
40 KB 45ms
17ms Font
application/font-woff2 2a02:26f0:480:f::213:7ec6
AKAMAI-ASN1

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Full URL: https://use.typekit.net/af/053fc9/00000000000000003b9af1e4/27/l?primer=7cdcb44be4a7db8877ffa5c0007b8dd865b3bbc383831fe2ea177f62257a9191&fvd=n7&v=3
Requested by: Host: ctl.columbia.edu
URL: https://ctl.columbia.edu/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 2a02:26f0:480:f::213:7ec6 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
Software: nginx /
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Request headers

Referer: https://ctl.columbia.edu/
Origin: https://ctl.columbia.edu
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

date: Mon, 12 Jun 2023 22:40:02 GMT
server: nginx
etag: "bccc83ecab24faeba135395feebdc7112041b9e4"
content-type: application/font-woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
cross-origin-resource-policy: cross-origin
timing-allow-origin: *
content-length: 40472

GET
H2 200 l
use.typekit.net/af/72575c/00000000000000003b9af1e5/27/ 40 KB
40 KB 37ms
9ms Font
application/font-woff2 2a02:26f0:480:f::213:7ec6
AKAMAI-ASN1

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Full URL: https://use.typekit.net/af/72575c/00000000000000003b9af1e5/27/l?primer=7cdcb44be4a7db8877ffa5c0007b8dd865b3bbc383831fe2ea177f62257a9191&fvd=i7&v=3
Requested by: Host: ctl.columbia.edu
URL: https://ctl.columbia.edu/
Protocol: H2
Security: TLS 1.3, , AES_256_GCM
Server: 2a02:26f0:480:f::213:7ec6 Frankfurt am Main, Germany, ASN20940 (AKAMAI-ASN1, NL),
Reverse DNS
Software: nginx /
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Request headers

Referer: https://ctl.columbia.edu/
Origin: https://ctl.columbia.edu
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

date: Mon, 12 Jun 2023 22:40:02 GMT
server: nginx
etag: "8b00643c5f150513aa71eecdfb075ffd809cc6ba"
content-type: application/font-woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
cross-origin-resource-policy: cross-origin
timing-allow-origin: *
content-length: 40484

POST
H2 204 collect
region1.google-analytics.com/g/ 0
254 B 50ms
14ms Ping
text/plain 2001:4860:4802:32::36
GOOGLE

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Full URL: https://region1.google-analytics.com/g/collect?v=2&tid=G-81BNBM5P3J&gtm=45je3671&_p=455949009&cid=1159882729.1686609603&ul=en-us&sr=1600x1200&uaa=&uab=&uafvl=&uamb=0&uam=&uap=&uapv=&uaw=0&ngs=1&_s=1&sid=1686609602&sct=1&seg=0&dl=https%3A%2F%2Fctl.columbia.edu%2F&dt=Columbia%20CTL%20%7C%20Columbia%20Center%20for%20Teaching%20and%20Learning&en=page_view&_fv=1&_nsi=1&_ss=1
Requested by: Host: www.googletagmanager.com
URL: https://www.googletagmanager.com/gtag/js?id=G-81BNBM5P3J&l=beehiveDataLayer&cx=c
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2001:4860:4802:32::36 , United States, ASN15169 (GOOGLE, US),
Reverse DNS
Software: Golfe2 /
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Request headers

accept-language: de-DE,de;q=0.9
Referer: https://ctl.columbia.edu/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

pragma: no-cache
date: Mon, 12 Jun 2023 22:40:02 GMT
server: Golfe2
content-type: text/plain
access-control-allow-origin: https://ctl.columbia.edu
cache-control: no-cache, no-store, must-revalidate
access-control-allow-credentials: true
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 0
expires: Fri, 01 Jan 1990 00:00:00 GMT

GET
H2 200 modules.woff
ctl.columbia.edu/wp-content/themes/divi/core/admin/fonts/modules/all/ 90 KB
91 KB 197ms
195ms Font
application/octet-stream 34.215.37.29
AMAZON-02

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Full URL: https://ctl.columbia.edu/wp-content/themes/divi/core/admin/fonts/modules/all/modules.woff
Requested by: Host: ctl.columbia.edu
URL: https://ctl.columbia.edu/wp-content/themes/divi/style-static.min.css?ver=4.21.0
Protocol: H2
Security: TLS 1.2, ECDHE_RSA, AES_128_GCM
Server: 34.215.37.29 Boardman, United States, ASN16509 (AMAZON-02, US),
Reverse DNS: ec2-34-215-37-29.us-west-2.compute.amazonaws.com
Software: openresty /
Resource Hash: 88795f28bb66a45f9c32245dd21d6319ed5d26a45bf5afa31d91a0f83ee855f7

Request headers

Referer: https://ctl.columbia.edu/wp-content/themes/divi/style-static.min.css?ver=4.21.0
Origin: https://ctl.columbia.edu
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

date: Mon, 12 Jun 2023 22:40:02 GMT
last-modified: Tue, 16 May 2023 06:49:57 GMT
server: openresty
etag: "64632795-1693c"
content-type: application/octet-stream
cache-control: max-age=31536000
x-cache-bypass-reason: 0
accept-ranges: bytes
content-length: 92476
expires: Tue, 11 Jun 2024 22:40:02 GMT

GET
H2 200 wlpygwjKBV1pqhND-aQU.woff2
fonts.gstatic.com/s/cardo/v19/ 129 KB
129 KB 9ms
8ms Font
font/woff2 2a00:1450:4001:813::2003
GOOGLE

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Full URL

https://fonts.gstatic.com/s/cardo/v19/wlpygwjKBV1pqhND-aQU.woff2

Requested by

Host: ctl.columbia.edu
URL: https://ctl.columbia.edu/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:813::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

69da28385396e62bdc513fb7492aa29ea2ed3923c072e50dadfd8ea46c69f552

Security Headers

Name	Value
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Request headers

Referer: https://ctl.columbia.edu/
Origin: https://ctl.columbia.edu
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

date: Fri, 09 Jun 2023 16:00:50 GMT
x-content-type-options: nosniff
age: 283152
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 132080
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last-modified: Thu, 21 Apr 2022 17:07:17 GMT
server: sffe
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content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
expires: Sat, 08 Jun 2024 16:00:50 GMT

GET
H2 200 wlpxgwjKBV1pqhv93IE.woff2
fonts.gstatic.com/s/cardo/v19/ 102 KB
102 KB 11ms
9ms Font
font/woff2 2a00:1450:4001:813::2003
GOOGLE

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Full URL

https://fonts.gstatic.com/s/cardo/v19/wlpxgwjKBV1pqhv93IE.woff2

Requested by

Host: ctl.columbia.edu
URL: https://ctl.columbia.edu/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:813::2003 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

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Security Headers

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Request headers

Referer: https://ctl.columbia.edu/
Origin: https://ctl.columbia.edu
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

date: Sun, 11 Jun 2023 00:05:17 GMT
x-content-type-options: nosniff
age: 167685
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/apps-themes
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 104420
x-xss-protection: 0
last-modified: Thu, 21 Apr 2022 16:54:40 GMT
server: sffe
cross-origin-opener-policy: same-origin; report-to="apps-themes"
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content-type: font/woff2
access-control-allow-origin: *
cache-control: public, max-age=31536000
accept-ranges: bytes
timing-allow-origin: *
expires: Mon, 10 Jun 2024 00:05:17 GMT

GET
H2 200 fa-regular-400.woff2
use.fontawesome.com/releases/v5.0.13/webfonts/ 12 KB
12 KB 14ms
13ms Font
font/woff2 2606:4700:e2::ac40:840f
CLOUDFLARENET

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Full URL: https://use.fontawesome.com/releases/v5.0.13/webfonts/fa-regular-400.woff2
Requested by: Host: use.fontawesome.com
URL: https://use.fontawesome.com/releases/v5.0.13/css/regular.css
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2606:4700:e2::ac40:840f , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software: cloudflare /
Resource Hash: 1b4c97a2809cdb53153139544e1f5db34e4917c8f01d2dd94cb9519e24e1ab3c

Request headers

Referer: https://use.fontawesome.com/releases/v5.0.13/css/regular.css
Origin: https://ctl.columbia.edu
accept-language: de-DE,de;q=0.9
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

date: Mon, 12 Jun 2023 22:40:02 GMT
cf-cache-status: HIT
nel: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
x-amz-request-id: 4KF197VB8PVMW7RG
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last-modified: Wed, 30 Jun 2021 15:27:47 GMT
server: cloudflare
etag: "33f727ccde4b05c0ed143c5cd78cda0c"
access-control-max-age: 3000
access-control-allow-methods: GET
content-type: font/woff2
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cache-control: max-age=31556926
accept-ranges: bytes
cf-ray: 7d6597e11c1a6957-FRA

GET
H2 200 collect
www.google-analytics.com/ 35 B
194 B 8ms
7ms Image
image/gif 2a00:1450:4001:82f::200e
GOOGLE

General

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Full URL

https://www.google-analytics.com/collect?v=1&_v=j100&aip=1&a=455949009&t=pageview&_s=1&dl=https%3A%2F%2Fctl.columbia.edu%2F&ul=en-us&de=UTF-8&dt=Columbia%20CTL%20%7C%20Columbia%20Center%20for%20Teaching%20and%20Learning&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=YADAAUABAAAAAAAAIg~&cid=1159882729.1686609603&tid=UA-311226-54&_gid=998159938.1686609603&gtm=457e3671&z=989202063

Requested by

Host: ctl.columbia.edu
URL: https://ctl.columbia.edu/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:82f::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

Resource Hash

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Security Headers

Name	Value
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Request headers

accept-language: de-DE,de;q=0.9
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User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

pragma: no-cache
date: Mon, 12 Jun 2023 06:48:29 GMT
x-content-type-options: nosniff
last-modified: Sun, 17 May 1998 03:00:00 GMT
server: Golfe2
age: 57093
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access-control-allow-origin: *
cache-control: no-cache, no-store, must-revalidate
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 35
expires: Mon, 01 Jan 1990 00:00:00 GMT

GET
H2 200 collect
www.google-analytics.com/ 35 B
91 B 8ms
8ms Image
image/gif 2a00:1450:4001:82f::200e
GOOGLE

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Full URL

https://www.google-analytics.com/collect?v=1&_v=j100&aip=1&a=455949009&t=pageview&_s=1&dl=https%3A%2F%2Fctl.columbia.edu%2F&ul=en-us&de=UTF-8&dt=Columbia%20CTL%20%7C%20Columbia%20Center%20for%20Teaching%20and%20Learning&sd=24-bit&sr=1600x1200&vp=1600x1200&je=0&_u=YADAAUABAAAAAAAAIg~&cid=1159882729.1686609603&tid=UA-311226-25&_gid=998159938.1686609603&gtm=457e3671&z=1603036636

Requested by

Host: ctl.columbia.edu
URL: https://ctl.columbia.edu/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:82f::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

Golfe2 /

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Show headers Download Go to

Full URL

https://www.google.com/cse/static/style/look/v4/espresso.css

Requested by

Host: cse.google.com
URL: https://cse.google.com/cse.js?cx=006361347561183875331:3gfznzduq_4

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:831::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

79079035ef85018e365005353caff57c4797c437cb07f6460e77bf6477cd3805

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://ctl.columbia.edu/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

date: Mon, 12 Jun 2023 22:02:14 GMT
content-encoding: gzip
x-content-type-options: nosniff
age: 2269
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/prose-team
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 1538
x-xss-protection: 0
last-modified: Mon, 25 May 2020 08:30:00 GMT
server: sffe
vary: Accept-Encoding
report-to: {"group":"prose-team","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/prose-team"}]}
content-type: text/css
cache-control: public, max-age=3000
accept-ranges: bytes
cross-origin-opener-policy-report-only: same-origin; report-to="prose-team"
expires: Mon, 12 Jun 2023 22:52:14 GMT

GET
H2 200 async-ads.js Show response
cse.google.com/adsense/search/ 140 KB
51 KB 23ms
23ms Script
text/javascript 2a00:1450:4001:82f::200e
GOOGLE

General

Check archive.org

Show headers Download Go to

Full URL

https://cse.google.com/adsense/search/async-ads.js

Requested by

Host: www.google.com
URL: https://www.google.com/cse/static/element/ffd60a64b75d4cdb/cse_element__en.js?usqp=CAI%3D

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:82f::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

2b8072c0fcdfe389e611a604430210e4f61d4f33c0234abb40c896bbeeb19214

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://ctl.columbia.edu/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

date: Mon, 12 Jun 2023 22:40:03 GMT
content-encoding: gzip
x-content-type-options: nosniff
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/ads-afs-ui
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
x-xss-protection: 0
server: sffe
cross-origin-opener-policy: same-origin; report-to="ads-afs-ui"
etag: "314517065254670038"
vary: Accept-Encoding
report-to: {"group":"ads-afs-ui","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/ads-afs-ui"}]}
content-type: text/javascript; charset=UTF-8
cache-control: private, max-age=3600
accept-ranges: bytes
expires: Mon, 12 Jun 2023 22:40:03 GMT

GET
H2 200 clear.png
www.google.com/cse/static/css/v2/ 1018 B
1 KB 8ms
7ms Image
image/png 2a00:1450:4001:831::2004
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.google.com/cse/static/css/v2/clear.png

Requested by

Host: www.google.com
URL: https://www.google.com/cse/static/element/ffd60a64b75d4cdb/default+en.css

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:831::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

329d1a750114920332eadc55c129957d9dbe5a1b25745e2f7e0ed4fad75e04cd

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://www.google.com/cse/static/element/ffd60a64b75d4cdb/default+en.css
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

date: Sat, 10 Jun 2023 22:20:39 GMT
x-content-type-options: nosniff
age: 173964
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/prose-team
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 1018
x-xss-protection: 0
last-modified: Mon, 25 May 2020 08:30:00 GMT
server: sffe
report-to: {"group":"prose-team","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/prose-team"}]}
content-type: image/png
cache-control: public, max-age=31536000
accept-ranges: bytes
cross-origin-opener-policy-report-only: same-origin; report-to="prose-team"
expires: Sun, 09 Jun 2024 22:20:39 GMT

GET
H2 200 branding.png
www.google.com/cse/static/images/1x/en/ 1 KB
1 KB 9ms
8ms Image
image/png 2a00:1450:4001:831::2004
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://www.google.com/cse/static/images/1x/en/branding.png

Requested by

Host: ctl.columbia.edu
URL: https://ctl.columbia.edu/

Protocol

Security

TLS 1.3, , AES_128_GCM

Server

2a00:1450:4001:831::2004 Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),

Reverse DNS

Software

sffe /

Resource Hash

331b2b1241f1f2a53744bdca867c5b76954d9431970e91f490f64c707fc24a16

Security Headers

Name	Value
X-Content-Type-Options	nosniff
X-Xss-Protection	0

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://ctl.columbia.edu/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

date: Mon, 12 Jun 2023 20:32:32 GMT
x-content-type-options: nosniff
age: 7651
content-security-policy-report-only: require-trusted-types-for 'script'; report-uri https://csp.withgoogle.com/csp/prose-team
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 1372
x-xss-protection: 0
last-modified: Mon, 25 May 2020 08:30:00 GMT
server: sffe
report-to: {"group":"prose-team","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/prose-team"}]}
content-type: image/png
cache-control: public, max-age=31536000
accept-ranges: bytes
cross-origin-opener-policy-report-only: same-origin; report-to="prose-team"
expires: Tue, 11 Jun 2024 20:32:32 GMT

GET
H2 204 generate_204
clients1.google.com/ 0
117 B 52ms
7ms Image
text/plain 2a00:1450:4001:812::200e
GOOGLE

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://clients1.google.com/generate_204
Requested by: Host: ctl.columbia.edu
URL: https://ctl.columbia.edu/
Protocol: H2
Security: TLS 1.3, , AES_128_GCM
Server: 2a00:1450:4001:812::200e Frankfurt am Main, Germany, ASN15169 (GOOGLE, US),
Reverse DNS
Software: /
Resource Hash: e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://ctl.columbia.edu/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

date: Mon, 12 Jun 2023 22:40:03 GMT
cross-origin-resource-policy: cross-origin
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
content-length: 0

GET
H2

200

logo-ctl-color-digital.svg
bpb-us-w2.wpmucdn.com/edblogs.columbia.edu/dist/8/1109/files/2022/10/
Redirect Chain

https://edblogs.columbia.edu/ctl3/files/2022/10/logo-ctl-color-digital.svg
https://bpb-us-w2.wpmucdn.com/edblogs.columbia.edu/dist/8/1109/files/2022/10/logo-ctl-color-digital.svg

23 KB
8 KB

8ms
7ms

Image
image/svg+xml

2400:52e0:1e00::1078:1
BUNNYCDN

General

Check archive.org

Show headers Download Go to Show image

Full URL: https://bpb-us-w2.wpmucdn.com/edblogs.columbia.edu/dist/8/1109/files/2022/10/logo-ctl-color-digital.svg
Protocol: H2
Server: 2400:52e0:1e00::1078:1 , Germany, ASN200325 (BUNNYCDN, SI),
Reverse DNS
Software: BunnyCDN-DE1-1078 /
Resource Hash: 5f20d42e75bc264f7860b3b4f95d365223265449e664e71286874c5066b457cb

Request headers

accept-language: de-DE,de;q=0.9
Referer: https://ctl.columbia.edu/
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/114.0.5735.106 Safari/537.36

Response headers

date: Mon, 12 Jun 2023 22:40:03 GMT
content-encoding: br
cdn-edgestorageid: 874
cdn-cachedat: 04/29/2023 16:29:01
cdn-pullzone: 1058790
last-modified: Fri, 14 Oct 2022 16:03:45 GMT
server: BunnyCDN-DE1-1078
cdn-proxyver: 1.03
cdn-requestpullcode: 200
etag: W/"982fb7ae72d4c1363fb77e639cbf8a4f"
vary: Accept-Encoding
content-type: image/svg+xml
access-control-allow-origin: *
cdn-cache: HIT
cdn-uid: 778bbc1f-fc99-4e43-843d-a54ddaa69624
access-control-expose-headers: Server, x-goog-meta-frames, Content-Length, Content-Type, Range, X-Requested-With, If-Modified-Since, If-None-Match
cache-control: public, max-age=31919000
cdn-requestid: d278c9eae7bcd550eee339429d995b30
cdn-requestcountrycode: DE
access-control-allow-headers: Server, x-goog-meta-frames, Content-Length, Content-Type, Range, X-Requested-With, If-Modified-Since, If-None-Match
cdn-status: 200
cdn-requestpullsuccess: True

Redirect headers

date: Mon, 12 Jun 2023 22:40:03 GMT
server: openresty
etag: 6d82d70c94e930e5233cdd6317201ca7
x-cache: BYPASS
content-type: image/svg
location: https://bpb-us-w2.wpmucdn.com/edblogs.columbia.edu/dist/8/1109/files/2022/10/logo-ctl-color-digital.svg
cache-control: public, max-age=31536000
x-cache-bypass-reason: Arguments found

Verdicts & Comments Add Verdict or Comment

144 JavaScript Global Variables

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

6 Cookies

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

Domain/Path	Expires	Name / Value
ctl.columbia.edu/	1969-12-31 23:59:59	Name: PHPSESSID Value: 4661965c2128c891aaca90cab941a5c0
.columbia.edu/	1970-01-20 22:06:09	Name: _ga_81BNBM5P3J Value: GS1.1.1686609602.1.0.1686609602.0.0.0
.columbia.edu/	1970-01-20 22:06:09	Name: _ga Value: GA1.2.1159882729.1686609603
.columbia.edu/	1970-01-20 12:31:36	Name: _gid Value: GA1.2.998159938.1686609603
www1.columbia.edu/	1970-01-20 12:30:31	Name: BIGipServer~CUIT~www.columbia.edu-443-pool Value: !ppcMV2MaSN/gibc6q395KeKdY9JII5mzqJNJtqT6rSFHfLG9Wj3YYJqq+/Gl1XStvyPWppqrLc/uNzA=
.uservoice.com/	1970-01-20 12:30:11	Name: __cf_bm Value: OKIQIJCV4Cl_.dlm3RHT0ZlhzecXteVet9_NXvC1y7A-1686609602-0-AWkTNjHcie3ZFqRWVgLjyuWu7MUstRZvGs+Xk9ZL10Ae2xJYyoSKQx/8E/ItFmy0XqaXRyh1dbIjvdrBg2G7fXA=

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
other	warning	URL: https://ctl.columbia.edu/wp-content/mu-plugins/lean-captcha/js/howler.min.js?ver=2015102605(Line 9) Message: The AudioContext was not allowed to start. It must be resumed (or created) after a user gesture on the page. https://goo.gl/7K7WLu

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.

bpb-us-w2.wpmucdn.com
calendar.ctl.columbia.edu
clients1.google.com
cse.google.com
ctl.columbia.edu
edblogs.columbia.edu
fonts.gstatic.com
maxcdn.bootstrapcdn.com
p.typekit.net
region1.google-analytics.com
s3.amazonaws.com
use.fontawesome.com
use.typekit.net
widget.uservoice.com
www.google-analytics.com
www.google.com
www.googletagmanager.com
www1.columbia.edu
128.59.105.24
2.19.126.219
2001:4860:4802:32::36
2400:52e0:1e00::1078:1
2606:4700::6811:1f5c
2606:4700::6812:bcf
2606:4700:e2::ac40:840f
2a00:1450:4001:80b::2008
2a00:1450:4001:812::200e
2a00:1450:4001:813::2003
2a00:1450:4001:82f::200e
2a00:1450:4001:831::2004
2a02:26f0:480:f::213:7ec6
34.215.37.29
52.20.83.110
54.231.166.144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ctl.columbia.edu Open in urlscan Pro 34.215.37.29 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Detected technologies

Page Statistics

71 Requests

89 %HTTPS

69 %IPv6

11 Domains

18 Subdomains

17 IPs

2 Countries

2052 kBTransfer

4150 kBSize

6 Cookies

29 Outgoing links

Redirected requests

71 HTTP transactions Everything HTML Script AJAX CSS Image Expand all 1 data transactions

Request headers

Response headers

Request headers

Response headers

Request headers

Response headers

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ctl.columbia.edu Open in urlscan Pro
34.215.37.29 Public Scan

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Live screenshot

Full Image

71
Requests

89 %
HTTPS

69 %
IPv6

11
Domains

18
Subdomains

17
IPs

2
Countries

2052 kB
Transfer

4150 kB
Size

6
Cookies

71 HTTP transactions
1 data transactions