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Security Scan Report: criticalreport.substack.com

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Submitted: Completed: publiccompleted

Summary

API
This view is built from:
Scan result: counts, verdicts, details, IPs, technologies, hashes/api/v1/result/06a99e94-976c-4d7a-968b-b1205b0d673fDomain and IP registration (RDAP)/api/v1/rdap/06a99e94-976c-4d7a-968b-b1205b0d673fCertificate Transparency/api/v1/ct/criticalreport.substack.comHow often this domain was scanned/api/v1/domain/stats/criticalreport.substack.comScan history for this domain/api/v1/domain/history/criticalreport.substack.com?limit=15
This website contacted 14 IPs in 1 country across 11 domains to perform 466 HTTP transactions. The main domain is substack.com and was registered 16 years ago.

Submitted URL: https://criticalreport.substack.com/p/lilli-tagger-2026-prague-open

The Cisco Umbrella rank of the primary domain is #9,753 of the top 1 million websitesTop 10K Site

AI Security Verdict

Safe Website

Confidence: 92%

0
Risk Score

Legitimate Substack sports-news article about the 2026 Prague Open tennis final. Established domain, article content, no credential/payment forms and no threat-intel, YARA or IDS hits.

Safety Factors (5)
Well-established 16-year-old domain on a major publishing platform
Cisco Umbrella Top 10K ranking
Article/news content type (og:type=article) with clear byline and publication date
All forms are same-origin Substack subscription/newsletter forms with no password or payment fields
No threat-intelligence, YARA, IDS or JavaScript behavioral signals
Domain age information unavailable

Details

Page Title

Austrian Teenager Lilli Tagger Wins Her Maiden Title at 2026 Prague Open

Scan Type

public

Domain Name Analysis

The domain 'criticalreport.substack.com' uses the commercial generic top-level domain (.com) with subdomain 'criticalreport'. Its registrable label 'substack' stretches across 8 characters with 2 vowels and six consonants. Tokenizing the label suggests two words: sub, stack. Median word length comes out to 4 characters. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://criticalreport.substack.com/p/lilli-tagger-2026-prague-open

Page Load Overview

4.05s
Total Load Time
5.2 MB
Total Size

Language Analysis

Primary Language

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

Detection Details

HTML Lang Attribute:en
Text Length:4,900 chars
Detector Agreement:60%

Website Classification

Primary Category

news media journalism64% confidence
Type: spa
Method: ml+structural

All Detected Categories

news media journalism
64%
adult content
64%
entertainment media
60%
documentation technical
52%
download file sharing
52%

Detected Features

Articles
Comments
OG: article
Schema.org

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
37104.18.37.200Cloudflare · WAFUnited States
AS13335Cloudflare, Inc.
3318.64.211.57Cloudfront · CDNUnited States
AS16509Amazon.com, Inc.
33142.251.14.94Google · CDNUnited States
AS15169Google LLC
33151.101.66.217Fastly · CDNUnited States
AS54113Fastly, Inc.
33172.64.150.56Cloudflare · WAFUnited States
AS13335Cloudflare, Inc.
3318.64.211.101Cloudfront · CDNUnited States
AS16509Amazon.com, Inc.
3318.64.211.30Cloudfront · CDNUnited States
AS16509Amazon.com, Inc.
3318.64.211.2Cloudfront · CDNUnited States
AS16509Amazon.com, Inc.
33151.101.2.217Fastly · CDNUnited States
AS54113Fastly, Inc.
33104.16.80.73Cloudflare · WAFUnited States
AS13335Cloudflare, Inc.
46614--

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T18FF3F8628C11C81F464288EDAABEBF3D61CED05B4664DC94BCEC867413C6CB36F5B691

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

1536:4RwWiTY4gwxR9Rn4n41+mGzKh4yR9k0KdHL76DaB5x/C:4YHx9441+mGzKhv80KMkrC

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:171543:hOAEKARAuqmTJgsJLgIqQlYAgINEiF4qQHVhkSVQREFCZBTKwhUejpUYABq0gAeICAlQYRqAOAjBD1gBwCBSLEQWUlwEVMSo

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:ffffe7c3c3c3c3ff
Perceptual Hash:b19ece313264ce9a
Difference Hash:0c1c969e9e961648
Wavelet Hash:c2c3c3c3c3c3c3e3
Color Hash:#a1d279

Other Hashes

Crop Resistant:0c1c969e9e961648,ededecdc3c3cbc3c

Scan History

Scan history not available

Unable to load historical scan data