Security Scan Report: ext.captcha.yandex.net

Submitted: Feb 7, 2026, 5:18:21 PMCompleted: Feb 7, 2026, 5:21:19 PMpubliccompleted
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Summary

This website contacted 1 IP in 1 country across 1 domain to perform 3 HTTP transactions. The main domain is ext.captcha.yandex.net and was registered NaN years ago.

Submitted URL: https://ext.captcha.yandex.net

The Cisco Umbrella rank of the primary domain is #2,130 of the top 1 million websitesTop 10K Site

AI Security Verdict

Safe Website

Confidence: 98%

0
Risk Score

Legitimate Yandex captcha subdomain with no detected threats.

Safety Factors
Well‑established domain
High Cisco Umbrella ranking
No malicious Indicators of Compromise
No suspicious forms or fields
No detected malware
Domain age information unavailable

Details

Page Title

ext.captcha.yandex.net

Scan Type

public

Language

🇺🇸

English

(80% confidence)

Category

cryptocurrency blockchain

(50%)

Domain Information

You're looking at domain 'ext.captcha.yandex.net' on the network infrastructure generic top-level domain (.net) with subdomain 'ext.captcha'. Count 6 characters in 'yandex' split between two vowels and four consonants. Tokenizing the label suggests three words: y, and, ex. Average segment length settles at 2 characters. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://ext.captcha.yandex.net

Page Load Overview

30.13s
Total Load Time
1
HTTP Requests
1
Domains
N/A
Total Size

Language Analysis

Primary Language

🇺🇸English
Code: en
Confidence:80%
Script:Latin
Direction:ltr

Detection Details

Language Code:en
Detection Confidence:80%
Script Type:Latin
HTML Lang Attribute:en
Text Length:240 chars
Detector Agreement:67%

Website Classification

Primary Category

cryptocurrency blockchain50% confidence
Type: static
Method: ml+structural

All Detected Categories

cryptocurrency blockchain
50%
technology software
48%
adult content
38%
healthcare medical
38%
news media journalism
35%

Detected Features

No structural features detected

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
187.250.251.153Russia
AS13238YANDEX LLC
11--

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T199048F77329A063986558498F05B43099F20B143F506C9BCB9BCBAD9BFDED06107BB78

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

3072:IfQho9PKBb9Js3q9Jzbs6tlg3SBKwdQWgceIsz62bMy8Old6:DhoC9JSqzzbs6o3Sj3gcrsm2eAo

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:184501:b3+EMARKcoEiCAUA5IhIZoA5IFIAgwAwBdggQIBDYEDqoAAKcfMCEHMwwpHJDtBBRYgGkQ5NLh78KkUAVKACDTgaAMhQkEwQ

These hashes enable detection of similar websites and malware variants by comparing content similarity even when exact matches aren't found.

Image Hashes

Perceptual Hashes

Average Hash:ffcfc7c7ffffffff
Perceptual Hash:b331cccccc633333
Difference Hash:00180c1400000000
Wavelet Hash:ffdfc3cf00000000
Color Hash:#784f3a

Other Hashes

Crop Resistant:00180c1400000000

Scan History

Scan history not available

Unable to load historical scan data