Submitted URL: http://whatsapp-core-api.51b.tech/
Effective URL: https://whatsapp-core-api.51b.tech/
Submission Tags: @ecarlesi possiblethreat Search All
Submission: On August 21 via api from IT — Scanned from CH

Summary

This website contacted 1 IPs in 1 countries across 1 domains to perform 2 HTTP transactions. The main IP is 2606:4700::6811:80da, located in United States and belongs to CLOUDFLARENET, US. The main domain is whatsapp-core-api.51b.tech.
TLS certificate: Issued by WE1 on July 28th 2024. Valid for: 3 months.
This is the only time whatsapp-core-api.51b.tech was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
2 2606:4700::68... 13335 (CLOUDFLAR...)
2 1
Apex Domain
Subdomains
Transfer
2 51b.tech
whatsapp-core-api.51b.tech
282 B
2 1
Domain Requested by
2 whatsapp-core-api.51b.tech
2 1

This site contains no links.

Subject Issuer Validity Valid
51b.tech
WE1
2024-07-28 -
2024-10-26
3 months crt.sh

This page contains 1 frames:

Primary Page: https://whatsapp-core-api.51b.tech/
Frame ID: 221D8D7AB0EFEB4A7D5BACB7D4398D4A
Requests: 2 HTTP requests in this frame

Screenshot


Page URL History Show full URLs

  1. http://whatsapp-core-api.51b.tech/ HTTP 307
    https://whatsapp-core-api.51b.tech/ Page URL

Page Statistics

2
Requests

100 %
HTTPS

100 %
IPv6

1
Domains

1
Subdomains

1
IPs

1
Countries

0 kB
Transfer

0 kB
Size

0
Cookies

Page URL History

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

  1. http://whatsapp-core-api.51b.tech/ HTTP 307
    https://whatsapp-core-api.51b.tech/ Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

2 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request /
whatsapp-core-api.51b.tech/
Redirect Chain
  • http://whatsapp-core-api.51b.tech/
  • https://whatsapp-core-api.51b.tech/
33 B
156 B
Document
General
Full URL
https://whatsapp-core-api.51b.tech/
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6811:80da , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
144db9ebb94074ecbb8f557af9c4a0c8643c04af5ab0e1f88b8357e90078e13f

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

cf-cache-status
DYNAMIC
cf-ray
8b6a5a129a3ebc6c-ZRH
content-length
33
content-type
application/json
date
Wed, 21 Aug 2024 11:41:03 GMT
server
cloudflare

Redirect headers

Location
https://whatsapp-core-api.51b.tech/
Non-Authoritative-Reason
HttpsUpgrades
favicon.ico
whatsapp-core-api.51b.tech/
33 B
126 B
Other
General
Full URL
https://whatsapp-core-api.51b.tech/favicon.ico
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6811:80da , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
144db9ebb94074ecbb8f557af9c4a0c8643c04af5ab0e1f88b8357e90078e13f

Request headers

Referer
https://whatsapp-core-api.51b.tech/
User-Agent
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Response headers

date
Wed, 21 Aug 2024 11:41:04 GMT
cf-cache-status
MISS
server
cloudflare
cf-ray
8b6a5a13dbc9bc6c-ZRH
content-length
33
vary
Accept-Encoding
content-type
application/json

Verdicts & Comments Add Verdict or Comment

0 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.

0 Cookies

2 Console Messages

Source Level URL
Text
network error URL: https://whatsapp-core-api.51b.tech/
Message:
Failed to load resource: the server responded with a status of 404 ()
network error URL: https://whatsapp-core-api.51b.tech/favicon.ico
Message:
Failed to load resource: the server responded with a status of 404 ()

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.

whatsapp-core-api.51b.tech
2606:4700::6811:80da
144db9ebb94074ecbb8f557af9c4a0c8643c04af5ab0e1f88b8357e90078e13f