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syscall.sh Open in urlscan Pro
76.76.21.21  Public Scan

Go To Rescan Add Verdict Report
URL: https://syscall.sh/
Submission Tags: falconsandbox
Submission: On January 20 via api from US
 Behaviour Indicators
Similar DOM Content API
Verdicts

Summary

This website contacted 3 IPs in 1 countries across 2 domains to perform 10 HTTP transactions. The main IP is 76.76.21.21, located in Charlotte, United States and belongs to AMAZON-02, US. The main domain is syscall.sh.
TLS certificate: Issued by R3 on January 19th 2021. Valid for: 3 months.
This is the only time syscall.sh was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
8 76.76.21.21 16509 (AMAZON-02)
1 2600:9000:206... 16509 (AMAZON-02)
1 3.224.71.123 14618 (AMAZON-AES)
10 3
Apex Domain
Subdomains		 Transfer
8 syscall.sh
syscall.sh
280 KB
2 usefathom.com
cdn.usefathom.com
img3.usefathom.com
2 KB
10 2
Domain Requested by
8 syscall.sh syscall.sh
1 img3.usefathom.com syscall.sh
1 cdn.usefathom.com syscall.sh
10 3

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

Domain
api.syscall.sh
arm.syscall.sh
arm64.syscall.sh
x64.syscall.sh
x86.syscall.sh
github.com
Subject Issuer Validity Valid
*.syscall.sh
R3		 2021-01-19 -
2021-04-19		 3 months crt.sh
*.usefathom.com
Amazon		 2020-12-19 -
2022-01-17		 a year crt.sh
usefathom.com
Amazon		 2020-07-17 -
2021-08-17		 a year crt.sh

This page contains 1 frames:

Primary Page: https://syscall.sh/
Frame ID: 1DB279D864D8FA35EA1CE6FD65F0ED0F
Requests: 10 HTTP requests in this frame

Screenshot
Live screenshot
Full Image

Detected technologies

Overall confidence: 100%
Detected patterns
  • meta generator /Hugo ([\d.]+)?/i
Overall confidence: 100%
Detected patterns
  • script /prism\.js/i

Page Statistics

10
Requests

100 %
HTTPS

33 %
IPv6

2
Domains

3
Subdomains

3
IPs

1
Countries

282 kB
Transfer

415 kB
Size

0
Cookies

Redirected requests

There were HTTP redirect chains for the following requests:

10 HTTP transactions

Resource
Path		 Size
x-fer		 Type
MIME-Type
Primary Request /
syscall.sh/ 		6 KB
2 KB 		Document
General
Check archive.org
Download Go to
Full URL
https://syscall.sh/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.21 Charlotte, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
17e25a19d0bb7713b2453bd57657b14877a06a13bd76b2b3c7ad47e5520893f5
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

:method
GET
:authority
syscall.sh
:scheme
https
:path
/
pragma
no-cache
cache-control
no-cache
upgrade-insecure-requests
1
user-agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36
accept
text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9
sec-fetch-site
none
sec-fetch-mode
navigate
sec-fetch-user
?1
sec-fetch-dest
document
accept-encoding
gzip, deflate, br
accept-language
en-US
Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date
Wed, 20 Jan 2021 23:21:54 GMT
content-type
text/html; charset=utf-8
content-disposition
inline; filename="index.html"
cache-control
public, max-age=0, must-revalidate
access-control-allow-origin
*
etag
W/"17e25a19d0bb7713b2453bd57657b14877a06a13bd76b2b3c7ad47e5520893f5"
x-vercel-cache
MISS
age
0
server
Vercel
x-vercel-id
lhr1::njzlm-1611184914552-b2e6156489cd
strict-transport-security
max-age=63072000
content-encoding
br
style.css
syscall.sh/assets/ 		20 KB
5 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://syscall.sh/assets/style.css
Requested by
Host: syscall.sh
URL: https://syscall.sh/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.21 Charlotte, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
24cbc2f1abe1ad75f4b2dec9dd7c9e850c775b5506552e18e2cc1590c148b332
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Referer
https://syscall.sh/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date
Wed, 20 Jan 2021 23:21:54 GMT
content-encoding
br
server
Vercel
age
6539
x-vercel-id
lhr1::njzlm-1611184914708-714dd16634fc
etag
W/"24cbc2f1abe1ad75f4b2dec9dd7c9e850c775b5506552e18e2cc1590c148b332"
strict-transport-security
max-age=63072000
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="style.css"
x-vercel-cache
HIT
green.css
syscall.sh/assets/ 		12 KB
3 KB 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://syscall.sh/assets/green.css
Requested by
Host: syscall.sh
URL: https://syscall.sh/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.21 Charlotte, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
53783df18ff1a099bfe9437bef1aec2fabfed611bbba3a6ecc265704052d73d3
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Referer
https://syscall.sh/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date
Wed, 20 Jan 2021 23:21:54 GMT
content-encoding
br
server
Vercel
age
0
x-vercel-id
lhr1::njzlm-1611184914708-b9448389178b
etag
W/"53783df18ff1a099bfe9437bef1aec2fabfed611bbba3a6ecc265704052d73d3"
strict-transport-security
max-age=63072000
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="green.css"
x-vercel-cache
MISS
style.css
syscall.sh/ 		109 B
239 B 		Stylesheet
General
Check archive.org
Download Go to
Full URL
https://syscall.sh/style.css
Requested by
Host: syscall.sh
URL: https://syscall.sh/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.21 Charlotte, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
93fbc25abd726f4ad931634265bbf0a0017718c1b32babdb4ba46ed036b95db7
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Referer
https://syscall.sh/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date
Wed, 20 Jan 2021 23:21:54 GMT
server
Vercel
age
0
x-vercel-id
lhr1::njzlm-1611184914708-d6ae8bd651ca
etag
W/"93fbc25abd726f4ad931634265bbf0a0017718c1b32babdb4ba46ed036b95db7"
strict-transport-security
max-age=63072000
content-type
text/css; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="style.css"
accept-ranges
bytes
x-vercel-cache
MISS
content-length
109
script.js
cdn.usefathom.com/ 		5 KB
2 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://cdn.usefathom.com/script.js
Requested by
Host: syscall.sh
URL: https://syscall.sh/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2600:9000:206f:a000:1b:3d9:cc80:93a1 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
AmazonS3 /
Resource Hash
c6e241aa75f2a715e25374f2cf8c94d772e94ae12d5cdfe6cb4ad2e72be7ed8e

Request headers

Referer
https://syscall.sh/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date
Wed, 20 Jan 2021 19:46:37 GMT
content-encoding
gzip
last-modified
Mon, 18 Jan 2021 19:46:35 GMT
server
AmazonS3
age
12918
etag
"0c51a96532a9361ec8db7310258ab51e"
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
application/javascript
via
1.1 6b38a2e1db230db568190464ab7177db.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA56-C1
x-amz-cf-id
XH6Siwk9aYOEHIqUpz-kZZMvLQbygb_RSO1tacs_gy5ppIEW-XNGSg==
main.js
syscall.sh/assets/ 		2 KB
1003 B 		Script
General
Check archive.org
Download Go to
Full URL
https://syscall.sh/assets/main.js
Requested by
Host: syscall.sh
URL: https://syscall.sh/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.21 Charlotte, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
5e5f9f0a9aa27bd377ddd4f16b11bc7cc68cf9ad67d7f1325859aba785f743f5
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Referer
https://syscall.sh/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date
Wed, 20 Jan 2021 23:21:54 GMT
content-encoding
br
server
Vercel
age
6539
x-vercel-id
lhr1::njzlm-1611184914708-e53c1f2628ad
etag
W/"5e5f9f0a9aa27bd377ddd4f16b11bc7cc68cf9ad67d7f1325859aba785f743f5"
strict-transport-security
max-age=63072000
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="main.js"
x-vercel-cache
HIT
prism.js
syscall.sh/assets/ 		161 KB
59 KB 		Script
General
Check archive.org
Download Go to
Full URL
https://syscall.sh/assets/prism.js
Requested by
Host: syscall.sh
URL: https://syscall.sh/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.21 Charlotte, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
62b41aaa86b24e1e5c9aff5e900eb3a0dbd2173bf2c74cd6a57b1604d3161e47
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Referer
https://syscall.sh/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date
Wed, 20 Jan 2021 23:21:54 GMT
content-encoding
br
server
Vercel
age
0
x-vercel-id
lhr1::njzlm-1611184914708-7569bccacb74
etag
W/"62b41aaa86b24e1e5c9aff5e900eb3a0dbd2173bf2c74cd6a57b1604d3161e47"
strict-transport-security
max-age=63072000
content-type
application/javascript; charset=utf-8
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="prism.js"
x-vercel-cache
MISS
0fe15bb5eea5828156c892b0708bea40.woff
syscall.sh/assets/ 		100 KB
101 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://syscall.sh/assets/0fe15bb5eea5828156c892b0708bea40.woff
Requested by
Host: syscall.sh
URL: https://syscall.sh/assets/style.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.21 Charlotte, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
62ac06d730af78fbe90db809582af701b43a9fd077d896bcb6c4eb1d74681c5e
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Origin
https://syscall.sh
Referer
https://syscall.sh/assets/style.css
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date
Wed, 20 Jan 2021 23:21:55 GMT
server
Vercel
age
0
x-vercel-id
lhr1::njzlm-1611184914946-2b8747107755
etag
W/"62ac06d730af78fbe90db809582af701b43a9fd077d896bcb6c4eb1d74681c5e"
strict-transport-security
max-age=63072000
content-type
font/woff
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="0fe15bb5eea5828156c892b0708bea40.woff"
accept-ranges
bytes
x-vercel-cache
MISS
content-length
102788
910c4f69908ca1b54b0fed395a9ad573.woff
syscall.sh/assets/ 		108 KB
109 KB 		Font
General
Check archive.org
Download Go to
Full URL
https://syscall.sh/assets/910c4f69908ca1b54b0fed395a9ad573.woff
Requested by
Host: syscall.sh
URL: https://syscall.sh/assets/style.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
76.76.21.21 Charlotte, United States, ASN16509 (AMAZON-02, US),
Reverse DNS
Software
Vercel /
Resource Hash
08c488ba291007e1aa68762ff0b92194a06214d59389d776323c6ef7137c4c00
Security Headers
Name Value
Strict-Transport-Security max-age=63072000

Request headers

Origin
https://syscall.sh
Referer
https://syscall.sh/assets/style.css
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

date
Wed, 20 Jan 2021 23:21:55 GMT
server
Vercel
age
0
x-vercel-id
lhr1::njzlm-1611184914948-d84da53414fe
etag
W/"08c488ba291007e1aa68762ff0b92194a06214d59389d776323c6ef7137c4c00"
strict-transport-security
max-age=63072000
content-type
font/woff
access-control-allow-origin
*
cache-control
public, max-age=0, must-revalidate
content-disposition
inline; filename="910c4f69908ca1b54b0fed395a9ad573.woff"
accept-ranges
bytes
x-vercel-cache
MISS
content-length
111000
/
img3.usefathom.com/ 		43 B
247 B 		Image
General
Check archive.org
Download Go to Show image
Full URL
https://img3.usefathom.com/?p=%2F&h=https%3A%2F%2Fsyscall.sh&r=&sid=NFQVMLQR
Requested by
Host: syscall.sh
URL: https://syscall.sh/
Protocol
H2
Security
TLS 1.2, ECDHE_RSA, AES_128_GCM
Server
3.224.71.123 Ashburn, United States, ASN14618 (AMAZON-AES, US),
Reverse DNS
ec2-3-224-71-123.compute-1.amazonaws.com
Software
awselb/2.0 /
Resource Hash
aa03dc59bdca72631d2301e4297cfa030bd31b907dc138e7b973d12311c90a22

Request headers

Referer
https://syscall.sh/
User-Agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.61 Safari/537.36

Response headers

pragma
no-cache
date
Wed, 20 Jan 2021 23:21:55 GMT
server
awselb/2.0
tk
N
content-type
image/gif
x-vapor-base64-encode
True
cache-control
must-revalidate, no-cache, no-store, post-check=0, pre-check=0, private
content-length
43
expires
Mon, 01 Jan 1990 00:00:00 GMT

Verdicts & Comments Add Verdict or Comment

11 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| ontransitionrun object| ontransitionstart object| ontransitioncancel object| cookieStore function| showDirectoryPicker function| showOpenFilePicker function| showSaveFilePicker object| trustedTypes boolean| crossOriginIsolated object| Prism object| fathom

0 Cookies

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