URL: https://chalk.ist/
Submission: On February 06 via automatic, source certstream-suspicious — Scanned from DE

Summary

This website contacted 2 IPs in 1 countries across 2 domains to perform 14 HTTP transactions. The main IP is 76.76.21.142, located in Walnut, United States and belongs to AMAZON-02, US. The main domain is chalk.ist.
TLS certificate: Issued by R3 on February 6th 2023. Valid for: 3 months.
This is the only time chalk.ist was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
12 76.76.21.142 16509 (AMAZON-02)
2 76.76.21.22 16509 (AMAZON-02)
14 2
Apex Domain
Subdomains
Transfer
12 chalk.ist
chalk.ist
933 KB
2 kasper.io
umami.kasper.io
2 KB
14 2
Domain Requested by
12 chalk.ist chalk.ist
2 umami.kasper.io chalk.ist
umami.kasper.io
14 2

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

Domain
twitter.com
www.buymeacoffee.com
github.com
umami.kasper.io
Subject Issuer Validity Valid
chalk.ist
R3
2023-02-06 -
2023-05-07
3 months crt.sh
*.kasper.io
R3
2022-12-25 -
2023-03-25
3 months crt.sh

This page contains 1 frames:

Primary Page: https://chalk.ist/
Frame ID: 0B41007C0961B671B436F295A3C0F069
Requests: 14 HTTP requests in this frame

Screenshot

Page Title

Create beautiful images of your source code

Detected technologies

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

Page Statistics

14
Requests

100 %
HTTPS

0 %
IPv6

2
Domains

2
Subdomains

2
IPs

1
Countries

935 kB
Transfer

3135 kB
Size

0
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

14 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
chalk.ist/
2 KB
949 B
Document
General
Full URL
https://chalk.ist/
Protocol
H2
Security
TLS 1.3, , CHACHA20_POLY1305
Server
76.76.21.142 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
78d32da9eb045a41ac049a50aa089efd4f3d9a8d54839a882a337001eed3c811
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.5414.119 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

access-control-allow-origin
*
age
1052012
cache-control
public, max-age=0, must-revalidate
content-disposition
inline
content-encoding
br
content-type
text/html; charset=utf-8
date
Mon, 06 Feb 2023 21:32:50 GMT
etag
W/"322a2350a20c7ff5a56ddbe199f4f9df"
server
Vercel
strict-transport-security
max-age=63072000
x-vercel-cache
HIT
x-vercel-id
fra1:fra1::k5jxl-1675719170363-ccc6cb05b313
umami.js
umami.kasper.io/
3 KB
2 KB
Script
General
Full URL
https://umami.kasper.io/umami.js
Requested by
Host: chalk.ist
URL: https://chalk.ist/
Protocol
H2
Security
TLS 1.3, , CHACHA20_POLY1305
Server
76.76.21.22 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
559dc6f32e017da9e25f8a917e9bc713d33fe5a7ba5aa143a21e910789d90c12
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://chalk.ist/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.5414.119 Safari/537.36

Response headers

date
Mon, 06 Feb 2023 21:32:50 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1:fra1::ldmcr-1675719170761-37fbea247d69
age
1052012
x-matched-path
/umami.js
etag
W/"559dc6f32e017da9e25f8a917e9bc713d33fe5a7ba5aa143a21e910789d90c12"
x-vercel-cache
HIT
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=2592000
content-disposition
inline; filename="umami.js"
index.85ce35d8.js
chalk.ist/assets/
3 MB
763 KB
Script
General
Full URL
https://chalk.ist/assets/index.85ce35d8.js
Requested by
Host: chalk.ist
URL: https://chalk.ist/
Protocol
H2
Security
TLS 1.3, , CHACHA20_POLY1305
Server
76.76.21.142 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
addedf61399f49cca18f2577f99bc6c6fd97f957120a3e2ff290cb3ba226c56e
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Referer
https://chalk.ist/
Origin
https://chalk.ist
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/109.0.5414.119 Safari/537.36

Response headers

date
Mon, 06 Feb 2023 21:32:50 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1:fra1::k5jxl-1675719170393-7b16456a1903
age
1052011
etag
W/"70dd20839d344d6178f67e1bac2f870f"
x-vercel-cache
HIT
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="index.85ce35d8.js"
index.1d6081c0.css
chalk.ist/assets/
154 KB
51 KB
Stylesheet
General
Full URL
https://chalk.ist/assets/index.1d6081c0.css
Requested by
Host: chalk.ist
URL: https://chalk.ist/
Protocol
H2
Security
TLS 1.3, , CHACHA20_POLY1305
Server
76.76.21.142 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
4f3f7c3d9bbb5f860f3d491144634c8597a33c0a8235edad5fdb5eb73734fa6b
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://chalk.ist/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.5414.119 Safari/537.36

Response headers

date
Mon, 06 Feb 2023 21:32:50 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1:fra1::l7r78-1675719170393-05011aad1d71
age
1052012
etag
W/"c98d73e988a85765649f353f4684ef77"
x-vercel-cache
HIT
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="index.1d6081c0.css"
virtual_pwa-register.6705a555.js
chalk.ist/assets/
6 KB
3 KB
Script
General
Full URL
https://chalk.ist/assets/virtual_pwa-register.6705a555.js
Requested by
Host: chalk.ist
URL: https://chalk.ist/assets/index.85ce35d8.js
Protocol
H2
Security
TLS 1.3, , CHACHA20_POLY1305
Server
76.76.21.142 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
fd503dc5737eee079a94e09783ffe8bb216eb64232dc3b7595551596580593b5
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Referer
https://chalk.ist/
Origin
https://chalk.ist
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/109.0.5414.119 Safari/537.36

Response headers

date
Mon, 06 Feb 2023 21:32:50 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1:fra1::k5jxl-1675719170823-a782a5e088ff
age
1118747
etag
W/"7edcd06da9713d313a5b1202163378cc"
x-vercel-cache
HIT
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="virtual_pwa-register.6705a555.js"
inter-latin-700-normal.3ced3f55.woff2
chalk.ist/assets/
17 KB
17 KB
Font
General
Full URL
https://chalk.ist/assets/inter-latin-700-normal.3ced3f55.woff2
Requested by
Host: chalk.ist
URL: https://chalk.ist/assets/index.1d6081c0.css
Protocol
H2
Security
TLS 1.3, , CHACHA20_POLY1305
Server
76.76.21.142 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
3ced3f556e65561203347082cd3c41f2dda3ac93e2b449d553a1dbfb9b73a1e9
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Referer
https://chalk.ist/assets/index.1d6081c0.css
Origin
https://chalk.ist
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/109.0.5414.119 Safari/537.36

Response headers

date
Mon, 06 Feb 2023 21:32:50 GMT
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1:fra1::l2rzn-1675719170881-7629b794ee45
age
1124760
etag
"28198516e5b385b19bbee4fb3dc290f9"
x-vercel-cache
HIT
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="inter-latin-700-normal.3ced3f55.woff2"
accept-ranges
bytes
content-length
17592
inter-latin-400-normal.d56fec21.woff2
chalk.ist/assets/
16 KB
16 KB
Font
General
Full URL
https://chalk.ist/assets/inter-latin-400-normal.d56fec21.woff2
Requested by
Host: chalk.ist
URL: https://chalk.ist/assets/index.1d6081c0.css
Protocol
H2
Security
TLS 1.3, , CHACHA20_POLY1305
Server
76.76.21.142 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
d56fec2159406ce1d4e284774fd1ee371018f131e28aa303ad1675edc76f20dc
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Referer
https://chalk.ist/assets/index.1d6081c0.css
Origin
https://chalk.ist
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/109.0.5414.119 Safari/537.36

Response headers

date
Mon, 06 Feb 2023 21:32:50 GMT
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1:fra1::pnk6k-1675719170882-0b9f9dd48bfb
age
1052011
etag
"3a92ec2488a578522056ab029eeb71a1"
x-vercel-cache
HIT
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="inter-latin-400-normal.d56fec21.woff2"
accept-ranges
bytes
content-length
16608
inter-latin-600-normal.ff769fa6.woff2
chalk.ist/assets/
17 KB
17 KB
Font
General
Full URL
https://chalk.ist/assets/inter-latin-600-normal.ff769fa6.woff2
Requested by
Host: chalk.ist
URL: https://chalk.ist/assets/index.1d6081c0.css
Protocol
H2
Security
TLS 1.3, , CHACHA20_POLY1305
Server
76.76.21.142 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
ff769fa64945176f409bcb7ebe92a385e9f9f1b11ccb095a14384dd209127011
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Referer
https://chalk.ist/assets/index.1d6081c0.css
Origin
https://chalk.ist
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/109.0.5414.119 Safari/537.36

Response headers

date
Mon, 06 Feb 2023 21:32:50 GMT
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1:fra1::c2894-1675719170882-8d5fbad79d9e
age
1124760
etag
"2397b37ea6ab368a1f367a9ff37d1bdf"
x-vercel-cache
HIT
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="inter-latin-600-normal.ff769fa6.woff2"
accept-ranges
bytes
content-length
17564
jetbrains-mono-latin-400-normal.6fa9693e.woff2
chalk.ist/assets/
19 KB
19 KB
Font
General
Full URL
https://chalk.ist/assets/jetbrains-mono-latin-400-normal.6fa9693e.woff2
Requested by
Host: chalk.ist
URL: https://chalk.ist/assets/index.1d6081c0.css
Protocol
H2
Security
TLS 1.3, , CHACHA20_POLY1305
Server
76.76.21.142 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
6fa9693eec564c4f3c32c0627d2e3757b1d4543eb3b74d5b47cb13614a586709
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Referer
https://chalk.ist/assets/index.1d6081c0.css
Origin
https://chalk.ist
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/109.0.5414.119 Safari/537.36

Response headers

date
Mon, 06 Feb 2023 21:32:50 GMT
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1:fra1::mcmgz-1675719170883-7e216d82cf03
age
1124760
etag
"34067b3088180a89647f91fa8f25754b"
x-vercel-cache
HIT
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="jetbrains-mono-latin-400-normal.6fa9693e.woff2"
accept-ranges
bytes
content-length
19180
inter-latin-500-normal.aa5a5a7a.woff2
chalk.ist/assets/
17 KB
17 KB
Font
General
Full URL
https://chalk.ist/assets/inter-latin-500-normal.aa5a5a7a.woff2
Requested by
Host: chalk.ist
URL: https://chalk.ist/assets/index.1d6081c0.css
Protocol
H2
Security
TLS 1.3, , CHACHA20_POLY1305
Server
76.76.21.142 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
aa5a5a7aef18ee566c2ae611c7e7a23d61cceca332684e3f3d2bcbf7c4bfc886
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Referer
https://chalk.ist/assets/index.1d6081c0.css
Origin
https://chalk.ist
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/109.0.5414.119 Safari/537.36

Response headers

date
Mon, 06 Feb 2023 21:32:50 GMT
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1:fra1::nwvn8-1675719170882-fe9361382e03
age
1052011
etag
"03a0aa43ae83b56ee544acdfb4aa1cc4"
x-vercel-cache
HIT
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="inter-latin-500-normal.aa5a5a7a.woff2"
accept-ranges
bytes
content-length
17448
jetbrains-mono-latin-700-normal.74936c58.woff2
chalk.ist/assets/
20 KB
20 KB
Font
General
Full URL
https://chalk.ist/assets/jetbrains-mono-latin-700-normal.74936c58.woff2
Requested by
Host: chalk.ist
URL: https://chalk.ist/assets/index.1d6081c0.css
Protocol
H2
Security
TLS 1.3, , CHACHA20_POLY1305
Server
76.76.21.142 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
74936c5849903537116310e575b9f682295ae2dc9e615dfea55d797a4bda9ccf
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Referer
https://chalk.ist/assets/index.1d6081c0.css
Origin
https://chalk.ist
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/109.0.5414.119 Safari/537.36

Response headers

date
Mon, 06 Feb 2023 21:32:50 GMT
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1:fra1::mcmgz-1675719170899-29ac3cf5c18a
age
1124760
etag
"0fc903d8f5e923a9d896b11864cd4270"
x-vercel-cache
HIT
content-type
font/woff2
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="jetbrains-mono-latin-700-normal.74936c58.woff2"
accept-ranges
bytes
content-length
20084
typescript.3d7ea61a.js
chalk.ist/assets/
5 KB
2 KB
Script
General
Full URL
https://chalk.ist/assets/typescript.3d7ea61a.js
Requested by
Host: chalk.ist
URL: https://chalk.ist/assets/index.85ce35d8.js
Protocol
H2
Security
TLS 1.3, , CHACHA20_POLY1305
Server
76.76.21.142 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
03773185b6a488043b04775596623f48d5ee5901f788970cc37885650bea977f
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Referer
https://chalk.ist/
Origin
https://chalk.ist
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/109.0.5414.119 Safari/537.36

Response headers

date
Mon, 06 Feb 2023 21:32:50 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1:fra1::k5jxl-1675719170962-80dea99333a7
age
1052011
etag
W/"20b650e20fc28e3f45b22de631700336"
x-vercel-cache
HIT
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="typescript.3d7ea61a.js"
tsMode.00f6a5a1.js
chalk.ist/assets/
22 KB
7 KB
Script
General
Full URL
https://chalk.ist/assets/tsMode.00f6a5a1.js
Requested by
Host: chalk.ist
URL: https://chalk.ist/assets/index.85ce35d8.js
Protocol
H2
Security
TLS 1.3, , CHACHA20_POLY1305
Server
76.76.21.142 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
be2cfa2c5ed23c65f2d5738411f10d84893cc976f65335d61ae37a247ef757a9
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Referer
https://chalk.ist/
Origin
https://chalk.ist
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/109.0.5414.119 Safari/537.36

Response headers

date
Mon, 06 Feb 2023 21:32:50 GMT
content-encoding
br
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1:fra1::mcmgz-1675719170962-9481bb32660e
age
1052011
etag
W/"d8cef37a89f6fba9489693b7ea9ffe7d"
x-vercel-cache
HIT
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="tsMode.00f6a5a1.js"
collect
umami.kasper.io/api/
135 B
359 B
XHR
General
Full URL
https://umami.kasper.io/api/collect
Requested by
Host: umami.kasper.io
URL: https://umami.kasper.io/umami.js
Protocol
H2
Security
TLS 1.3, , CHACHA20_POLY1305
Server
76.76.21.22 Walnut, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
20cd81e2948cf1f290feb32002b22d242ae12f32b8170b958874d2f9f87fbc1d
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Referer
https://chalk.ist/
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/109.0.5414.119 Safari/537.36
Content-Type
text/plain

Response headers

date
Mon, 06 Feb 2023 21:32:54 GMT
strict-transport-security
max-age=63072000
server
Vercel
x-vercel-id
fra1::iad1::c4zld-1675719171146-b79789b6903d
x-matched-path
/api/collect
etag
"87-K5+UW2Q136WfLQK5oBXz7dVkDQE"
x-vercel-cache
MISS
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-length
135

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5 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| oncontentvisibilityautostatechange object| __vueuse_ssr_handlers__ boolean| __VUE__ function| umami object| MonacoEnvironment

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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=63072000