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Security Scan Report: lookaside.internalfb.com

Submitted: Jun 29, 2026, 11:27:51 AMCompleted: Jun 29, 2026, 11:28:57 AMpubliccompleted
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Summary

This website contacted 2 IPs in 1 country across 2 domains to perform 2 HTTP transactions. The main domain is lookaside.internalfb.com and was registered NaN years ago.

Submitted URL: https://lookaside.internalfb.com

The Cisco Umbrella rank of the primary domain is #164,994 of the top 1 million websites

AI Security Verdict

Low Risk

Confidence: 78%

3
Risk Score

The site mimics Facebook on an unrelated domain without collecting credentials; treat as high‑risk brand impersonation.

Risk Factors
Brand impersonation of a well‑known entity
Low Cisco Umbrella ranking for a brand‑related domain
Error page could be used to lure users expecting a legitimate Facebook service
Safety Factors
Domain age >6 years (well‑established)
No malicious scripts or obfuscation
No forms or credential exfiltration
No network IDS alerts or IoC matches
Established domain (2441 days old) with no strong malicious indicators — risk clamped from 7 to 5
Verdict cited a credential/login form, but DOM analysis found no password field (real or disguised) or payment field, and no other hard signal — credential-phishing framing unsupported; risk adjusted from 5 to 3
Domain age information unavailable

Details

Page Title

Facebook | Error

Scan Type

public

Language

🇺🇸

English

(80% confidence)

Category

social media network

(83%)

Domain Information

The domain 'lookaside.internalfb.com' uses the commercial generic top-level domain (.com) with subdomain 'lookaside'. The registrable portion 'internalfb' spans 10 characters split between three vowels and seven consonants. It segments into 2 words: internal, fb. The median word length lands at five characters. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://lookaside.internalfb.com

Page Load Overview

0.39s
Total Load Time
3
HTTP Requests
2
Domains
7 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:145 chars
Detector Agreement:100%

Website Classification

Primary Category

social media network83% confidence
Type: static
Method: ml+structural

All Detected Categories

social media network
83%
documentation technical
43%

Detected Features

No structural features detected

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
257.144.244.141Frankfurt am Main, Hesse, Germany
AS32934Facebook, Inc.
157.144.244.134Frankfurt am Main, Hesse, Germany
AS32934Facebook, Inc.
32--

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T13651211F62F301346A6FA5747BEBA7457620C00316068B50BD1C02909FE4F53EDAB78C

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

48:NmjUvTzU8+n8YPgZYlGniBXuy3fqQrwkPRCyhQouvyR2Wgqy7qWUqKo:NUUvTzU8+n8YPgZYoy3Kmgim+Wp

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:2825:gJQAQBkAAAAgBUCTBAAEAAAEhAABAmAQAgAAAkAAYAAGIIAgAAAAAAAACAAAAAqBIKQAoAAUVxEgQYASAAAACACAJgkACACE

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:e7e7ffffffffffff
Perceptual Hash:e666663333319999
Difference Hash:0c0c100000000000
Wavelet Hash:00003f3f0f0f0f0f
Color Hash:#d2772d

Other Hashes

Crop Resistant:0c0c100000000000

Scan History

Scan history not available

Unable to load historical scan data