Security Scan Report: pub-57101e7d7e08497bb50a165ee30ff8d4.r2.dev

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Submitted: Oct 11, 2026, 5:54:47 PMCompleted: Oct 11, 2026, 5:55:52 PMpubliccompleted

This website contacted 5 IPs in 3 countries across 5 domains to perform 12 HTTP transactions. The main domain is pub-57101e7d7e08497bb50a165ee30ff8d4.r2.dev and was registered 6 years ago.

Submitted URL: https://pub-57101e7d7e08497bb50a165ee30ff8d4.r2.dev/Roundcube_Webmail_Welcome%20%282%29.html

AI Security Verdict

Confirmed Scam

Confidence: 92%

9
Risk Score

Fake Roundcube Webmail login hosted on an anonymous Cloudflare R2 bucket, flagged by Safe Browsing for social engineering and capturing username/password — credential phishing.

Risk Factors (4)
Google Safe Browsing Social Engineering / phishing threat
Login form capturing username and password on shared cloud-storage hosting
Impersonation of the Roundcube Webmail brand on a non-official domain
Unranked, non-brand hostname on a free/instant publishing namespace with unattributable age
Domain age information unavailable

Details

Page Title

Roundcube Webmail :: Welcome to Roundcube Webmail

Scan Type

public

Domain Name Analysis

Domain 'pub-57101e7d7e08497bb50a165ee30ff8d4.r2.dev' uses the developer-focused generic top-level domain (.dev) with subdomain 'pub-57101e7d7e08497bb50a165ee30ff8d4'. The core label 'r2' covers 2 characters holding zero vowels versus 1 consonant, plus 1 digit. It segments into two words: r, 2. Expect one character per word on average. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://pub-57101e7d7e08497bb50a165ee30ff8d4.r2.dev/Roundcube_Webmail_Welcome%20%282%29.html

Page Load Overview

32.03s
Total Load Time
68 KB
Total Size

Language Analysis

Primary Language

🇺🇸English
Code: en
Confidence:73%
Script:Latin
Direction:ltr

Detection Details

Text Length:323 chars
Detector Agreement:100%

Website Classification

Primary Category

technology software57% confidence
Type: webapp
Method: ml+structural

All Detected Categories

technology software
57%
documentation technical
51%
phishing scam
47%
adult content
43%
news media journalism
41%

Detected Features

Login Form

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
4104.18.50.34Cloudflare · WAFUnited States
AS13335Cloudflare, Inc.
281.88.52.210Italy
AS39729Register S.p.A.
252.223.13.41Aws · CLOUDUnited States
AS16509Amazon.com, Inc.
2142.251.14.95Google · CDNUnited States
AS15169Google LLC
25.252.96.124Turkey
AS219450Voyar Verimerkezi Teknolojileri Ltd. Sti
125--

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T1A5F18612E4541E2B113390F83EFFE20426E9550FCA04DD40B4BDA6885FA4F9EBCA6697

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

192:k0KpLB91/P4Yx9ztUMp7v41CU8aGietBOE6iTSNqj:deB91X4Ylb7v

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:7949:pyi1hHkmgEiMdRAACFSACISIGUB04GMEmtEhCZNiBCEQ2oBIEUUGSmEEFoAi1QcIUFXQyoYaIgpRewkTDAGRCCggABAgJBEY

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:3f3f7fffffffffff
Perceptual Hash:8307070f0f1f1f1f
Difference Hash:c0c0800000000000
Wavelet Hash:3030f0f0f0f0f0f0
Color Hash:#d26c2d

Other Hashes

Crop Resistant:c0c0800000000000

Scan History

Scan history not available

Unable to load historical scan data