ctrk.klclick3.com - urlscan.io

Summary

This website contacted 2 IPs in 1 countries across 2 domains to perform 4 HTTP transactions. The main IP is 2606:4700::6811:5d01, located in United States and belongs to CLOUDFLARENET, US. The main domain is ctrk.klclick3.com. The Cisco Umbrella rank of the primary domain is 157426.
TLS certificate: Issued by WE1 on November 8th 2024. Valid for: 3 months.

This is the only time ctrk.klclick3.com was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

	IP Address	AS Autonomous System
3	2606:4700::68... 2606:4700::6811:5d01	13335 (CLOUDFLAR...) (CLOUDFLARENET)
1 2	2606:4700:10:... 2606:4700:10::6816:1590	13335 (CLOUDFLAR...) (CLOUDFLARENET)
4	2

3 2606:4700::6811:5d01 (United States)

ASN13335 (CLOUDFLARENET, US)

ctrk.klclick3.com	Domain lookup VirusTotal SecurityTrails crt.sh Censys Domaintools

2 2606:4700:10::6816:1590 (United States) 1 redirects

ASN13335 (CLOUDFLARENET, US)

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

	Apex Domain Subdomains	Transfer
3	klclick3.com ctrk.klclick3.com — Cisco Umbrella Rank: 157426	21 KB
2	tailwindcss.com 1 redirects cdn.tailwindcss.com — Cisco Umbrella Rank: 29761	125 KB
4	2

	Domain	Requested by
3	ctrk.klclick3.com	ctrk.klclick3.com
2	cdn.tailwindcss.com	1 redirects ctrk.klclick3.com
4	2

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

Domain
www.klaviyo.com

Subject Issuer	Validity	Valid
ctrk.klclick3.com WE1	`2024-11-08` - `2025-02-06`	3 months	crt.sh

This page contains 1 frames:

Primary Page: https://ctrk.klclick3.com/
Frame ID: 8D6F7189F2F63E19BDF1BCBF6F14126D
Requests: 4 HTTP requests in this frame

Screenshot
Live screenshot

Full Image

Page Title

Oops Error 404 - Klaviyo

Page URL History Show full URLs

http://ctrk.klclick3.com/ HTTP 307
https://ctrk.klclick3.com/ Page URL

Page Statistics

4
Requests

75 %
HTTPS

100 %
IPv6

2
Domains

2
Subdomains

2
IPs

1
Countries

146 kB
Transfer

420 kB
Size

1
Cookies

2 Outgoing links

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

URL: https://www.klaviyo.com/
Title: Klaviyo Home

Search URL Search Domain Scan URL

URL: https://www.klaviyo.com/support
Title: Support

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.

http://ctrk.klclick3.com/ HTTP 307
https://ctrk.klclick3.com/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

Request Chain 0

https://cdn.tailwindcss.com/ HTTP 302
https://cdn.tailwindcss.com/3.4.16

4 HTTP transactions
0 data transactions

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

GET
H2

404

Primary Request / Show response
ctrk.klclick3.com/
Redirect Chain

http://ctrk.klclick3.com/
https://ctrk.klclick3.com/

2 KB
1 KB

453ms
247ms

Document
text/html

2606:4700::6811:5d01
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://ctrk.klclick3.com/

Protocol

H2

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:5d01 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

0bc3e76aa036886f965adabf5a6d0835f8293209d8b5ca1c63c0d8a7d8f5779e

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

Upgrade-Insecure-Requests: 1
User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Response headers

cf-cache-status: DYNAMIC
cf-ray: 8ef5bbe0281b5cc1-KEF
content-encoding: gzip
content-type: text/html; charset=utf-8
date: Mon, 09 Dec 2024 14:37:34 GMT
server: cloudflare
strict-transport-security: max-age=31536000; includeSubDomains; preload
x-content-type-options: nosniff
x-envoy-upstream-service-time: 0

Redirect headers

Location: https://ctrk.klclick3.com/
Non-Authoritative-Reason: HttpsUpgrades

GET
H2

200

3.4.16 Show response
cdn.tailwindcss.com/
Redirect Chain

https://cdn.tailwindcss.com/
https://cdn.tailwindcss.com/3.4.16

398 KB
125 KB

95ms
95ms

Script
text/javascript

2606:4700:10::6816:1590
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://cdn.tailwindcss.com/3.4.16

Requested by

Host: ctrk.klclick3.com
URL: https://ctrk.klclick3.com/

Protocol

H2

Server

2606:4700:10::6816:1590 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

fb798bb21731986940cf3a9950fbca386e03633e9a45497701e71f9b87d132ea

Security Headers

Name	Value
Strict-Transport-Security	max-age=63072000

Request headers

User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Referer: https://ctrk.klclick3.com/

Response headers

server: cloudflare
strict-transport-security: max-age=63072000
cache-control: max-age=31536000
content-encoding: br
x-vercel-cache: MISS
cf-cache-status: HIT
age: 233873
cf-ray: 8ef5bbe388ca5cbf-KEF
date: Mon, 09 Dec 2024 14:37:34 GMT
content-type: text/javascript
last-modified: Fri, 06 Dec 2024 21:30:37 GMT
vary: Accept-Encoding
x-vercel-id: cle1::iad1::rv4dn-1733520637303-9c55b126e284

Redirect headers

strict-transport-security: max-age=63072000
cache-control: max-age=14400
location: /3.4.16
x-vercel-cache: MISS
cf-cache-status: HIT
age: 67
cf-ray: 8ef5bbe2e86c5cbf-KEF
date: Mon, 09 Dec 2024 14:37:34 GMT
vary: Accept-Encoding
server: cloudflare
x-vercel-id: cle1::iad1::xtnkx-1733754104241-f5089010391f

GET
H2 200 klaviyo_logo.png
ctrk.klclick3.com/assets/ 19 KB
19 KB 155ms
155ms Image
image/png 2606:4700::6811:5d01
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to Show image

Full URL

https://ctrk.klclick3.com/assets/klaviyo_logo.png

Requested by

Host: ctrk.klclick3.com
URL: https://ctrk.klclick3.com/

Protocol

H2

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:5d01 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

0fa30be548c03d641f191429962b7e9d7112abb12fbbfcb914e1ffb4c5fb2beb

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Referer: https://ctrk.klclick3.com/

Response headers

strict-transport-security: max-age=31536000; includeSubDomains; preload
cache-control: public, max-age=14400
cf-cache-status: HIT
x-envoy-upstream-service-time: 0
x-content-type-options: nosniff
cf-ray: 8ef5bbe53a125cc1-KEF
expires: Mon, 09 Dec 2024 18:37:34 GMT
accept-ranges: bytes
content-length: 19343
date: Mon, 09 Dec 2024 14:37:34 GMT
content-type: image/png
last-modified: Wed, 13 Nov 2024 16:04:06 GMT
vary: Accept-Encoding
server: cloudflare

GET
H2 404 favicon.ico
ctrk.klclick3.com/ 2 KB
827 B 277ms
277ms Other
text/html 2606:4700::6811:5d01
CLOUDFLARENET

General

Check archive.org

Show headers Download Go to

Full URL

https://ctrk.klclick3.com/favicon.ico

Protocol

H2

Security

TLS 1.3, , AES_128_GCM

Server

2606:4700::6811:5d01 , United States, ASN13335 (CLOUDFLARENET, US),

Reverse DNS

Software

cloudflare /

Resource Hash

0bc3e76aa036886f965adabf5a6d0835f8293209d8b5ca1c63c0d8a7d8f5779e

Security Headers

Name	Value
Strict-Transport-Security	max-age=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

Request headers

User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36
Referer: https://ctrk.klclick3.com/

Response headers

strict-transport-security: max-age=31536000; includeSubDomains; preload
cache-control: public, max-age=14400
content-encoding: gzip
cf-cache-status: EXPIRED
x-envoy-upstream-service-time: 0
x-content-type-options: nosniff
cf-ray: 8ef5bbe64aa05cc1-KEF
expires: Mon, 09 Dec 2024 18:37:35 GMT
date: Mon, 09 Dec 2024 14:37:35 GMT
content-type: text/html; charset=utf-8
vary: Accept-Encoding
server: cloudflare

Verdicts & Comments Add Verdict or Comment

2 JavaScript Global Variables

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

object| tailwind string| /template.html

1 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
			.ctrk.klclick3.com/	1970-01-21 01:35:56	Name: __cf_bm Value: dlnsC9ytRF63ylcZCTQP.kfPF31sCkgRGHBe5VIuigg-1733755054-1.0.1.1-twTO1Q9xByPM2eJodeHgqUrQlTCYkSAYLDNXz5cg4KNU6PUs22.QbK0fasRhM3QUKNSnSlxgzzopV4HahS5CFw

2 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
network	error	URL: https://ctrk.klclick3.com/ Message: Failed to load resource: the server responded with a status of 404 ()
network	error	URL: https://ctrk.klclick3.com/favicon.ico Message: Failed to load resource: the server responded with a status of 404 ()

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=31536000; includeSubDomains; preload
X-Content-Type-Options	nosniff

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.

cdn.tailwindcss.com
ctrk.klclick3.com
2606:4700:10::6816:1590
2606:4700::6811:5d01
0bc3e76aa036886f965adabf5a6d0835f8293209d8b5ca1c63c0d8a7d8f5779e
0fa30be548c03d641f191429962b7e9d7112abb12fbbfcb914e1ffb4c5fb2beb
fb798bb21731986940cf3a9950fbca386e03633e9a45497701e71f9b87d132ea

ctrk.klclick3.com Open in urlscan Pro 2606:4700::6811:5d01 Public Scan

Summary

urlscan.io Verdict: No classification

Domain & IP information

Screenshot Live screenshot Full Image

Page Title

Page URL History Show full URLs

Page Statistics

4 Requests

75 %HTTPS

100 %IPv6

2 Domains

2 Subdomains

2 IPs

1 Countries

146 kBTransfer

420 kBSize

1 Cookies

2 Outgoing links

Page URL History

Redirected requests

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

Request headers

Response headers

Redirect headers

Request headers

Response headers

Redirect headers

Request headers

Response headers

Request headers

Response headers

Verdicts & Comments Add Verdict or Comment

2 JavaScript Global Variables

1 Cookies

2 Console Messages

Security Headers

Indicators

ctrk.klclick3.com Open in urlscan Pro
2606:4700::6811:5d01 Public Scan

Screenshot
Live screenshot

Full Image

4
Requests

75 %
HTTPS

100 %
IPv6

2
Domains

2
Subdomains

2
IPs

1
Countries

146 kB
Transfer

420 kB
Size

1
Cookies

4 HTTP transactions
0 data transactions