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Security Scan Report: www.r53.cmu.edu

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Submitted: Aug 20, 2026, 4:33:08 AMCompleted: Aug 20, 2026, 4:33:57 AMpubliccompleted

Summary

This website contacted 6 IPs in 2 countries across 19 domains to perform 2 HTTP transactions. The main domain is r53.cmu.edu and was registered 41 years ago.

Submitted URL: https://www.r53.cmu.edu

The Cisco Umbrella rank of the primary domain is #40,177 of the top 1 million websites

AI Security Verdict

Safe Website

Confidence: 95%

0
Risk Score

AI analysis skipped: Low-risk scan (score=23) on well-ranked domain #40,177.

Safety Factors
Well-established domain (ranked #40,177)
No forms or interactive credential elements
No IoC, YARA, or IDS alerts
Domain age information unavailable

Details

Page Title

Carnegie Mellon University | CMU

Scan Type

public

Language

🇺🇸

English

(80% confidence)

Category

education learning

(68%)

Domain Information

The domain 'www.r53.cmu.edu' uses the sponsored educational top-level domain (.edu), featuring subdomain 'www.r53'. The second-level label 'cmu' is 3 characters long split between one vowel and 2 consonants. Word splitting yields 1 word: cmu. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://www.r53.cmu.edu

Page Load Overview

7.67s
Total Load Time
98
HTTP Requests
19
Domains
3.3 MB
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:11,346 chars
Detector Agreement:100%

Website Classification

Primary Category

education learning68% confidence
Type: spa
Method: ml+structural

All Detected Categories

education learning
68%
education
45%

Detected Features

Search
Schema.org

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
18142.251.20.101Google · CDNUnited States
AS15169Google LLC
16104.17.24.14Cloudflare · WAFUnited States
AS13335Cloudflare, Inc.
16128.2.42.52Pittsburgh, Pennsylvania, United States
AS9Carnegie Mellon University
1613.32.121.22Cloudfront · CDNNew York, New York, United States
AS16509Amazon.com, Inc.
16184.24.77.141Frankfurt am Main, Hesse, Germany
AS20940Akamai International B.V.
16104.18.1.22Cloudflare · WAFUnited States
AS13335Cloudflare, Inc.
986--

Page Statistics

98
Requests
19
Unique Domains
3.4 MB
Total Size

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T11D34B5573AA0632AD6D387599B627A8879129C8FFD335CDCF14D53784BCDBE28C12209

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

3072:zbbTtrxxr/frICJAP3ntQnQ4BI96jhUpQ3kT:z5DItP3ntQnQ4BI9RT

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:251763:iAIOFQkBZWQBROEDiVhYhBHoq/AOAzIg61AKBbZUauopstEhSgAkBWLpJpK4DpEQDCAADTFCGRUtVWgSgsjAAogCTxLRsAgm

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:000000200000ffff
Perceptual Hash:c841be613ee13eb1
Difference Hash:17d3d3c1d1c3012c
Wavelet Hash:006068787870ffff
Color Hash:#d22d69

Other Hashes

Crop Resistant:17d3d3c1d1c3012c,07d3d3d3c1c1d3c3,6d3d3d67777b7b7d

Scan History

Scan history not available

Unable to load historical scan data