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Security Scan Report: stackoverflow.com

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Submitted: Jul 20, 2026, 9:48:26 AMCompleted: Jul 20, 2026, 9:49:15 AMpubliccompleted

Summary

This website contacted 4 IPs in 1 country across 15 domains to perform 2 HTTP transactions. The main domain is stackoverflow.com and was registered 22 years ago.

Submitted URL: https://stackoverflow.com/users/login

The Cisco Umbrella rank of the primary domain is #19,535 of the top 1 million websites

AI Security Verdict

Low Risk

Confidence: 72%

3
Risk Score

Legitimate login page but flagged by a critical malware IDS alert, raising the risk to high.

Risk Factors
Critical IDS malware alert
Credential form present
Safety Factors
Official Stack Overflow domain
Long domain age and reputable ranking
No known IoC or YARA detections
Top-ranked domain (Cisco Umbrella #19,535, 8241 days old) with no strong malicious indicators — a login form on a household-name site is normal; risk clamped from 7 to 3
Domain age information unavailable

Details

Page Title

Log In - Stack Overflow

Scan Type

public

Language

🇺🇸

English

(80% confidence)

Category

corporate business

(55%)

Domain Information

Within the commercial generic top-level domain (.com), 'stackoverflow.com' is registered without a subdomain. The second-level label 'stackoverflow' is 13 characters long with four vowels and nine consonants. It segments into 2 words: stack, overflow. The median word length lands at 6.5 characters. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://stackoverflow.com/users/login

Page Load Overview

5.17s
Total Load Time
72
HTTP Requests
15
Domains
733 KB
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:12,348 chars
Detector Agreement:67%

Website Classification

Primary Category

corporate business55% confidence
Type: spa
Method: ml+structural

All Detected Categories

corporate business
55%
technology software
48%
corporate
35%

Detected Features

Login Form
Search
OG: website
Schema.org

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
18142.251.110.97Google · CDNUnited States
AS15169Google LLC
18142.251.110.95Google · CDNUnited States
AS15169Google LLC
18198.252.206.1United States
AS13335Cloudflare, Inc.
18104.18.86.42Cloudflare · WAFUnited States
AS13335Cloudflare, Inc.
724--

Page Statistics

72
Requests
15
Unique Domains
1.8 MB
Total Size

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T19E54939125C4AD2642C356C1AD233B81B5A95C4FE8DE11C4FCACA2E01BEDD65BD4F32B

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

3072:pPz+NCVffEKNDmC0DE9He3e8i1g727J1DA+4Pqs7L1olfM:JiNC1F/Aqs7L1MfM

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:287598:cABhogBIEyEcWUAHARYEGxEGGjHAHAEjSBNEE0XeQ2oECtDnTECIgCDAqMSoCGLZAhAB6gPCOIABhkQTsCBCtLYARIIoADcg

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:9fffe7e7e7e7ffff
Perceptual Hash:b2369c9c9c363636
Difference Hash:29484d4c0c4c1000
Wavelet Hash:8f040000c7c7cfff
Color Hash:#6c3a78

Other Hashes

Crop Resistant:29484d4c0c4c1000

Scan History

Scan history not available

Unable to load historical scan data