Summary
API
This website contacted 34 IPs in 4 countries across 27 domains to perform 221 HTTP transactions. The main domain is certisign.com.br and was registered 12 years ago.
Submitted URL: https://certisign.com.br
The Cisco Umbrella rank of the primary domain is #449,237 of the top 1 million websites
AI Security Verdict
Safe Website
Confidence: 88%
Established 30-year-old Brazilian digital certificate provider on its own matching domain, with no credential/payment forms, no malware or phishing indicators. The lone threat-intel tag is generic abuse reputation on an unrelated third-party IP.
Safety Factors
Details
Page Title
Certisign | Certificado Digital, Assinatura Eletrônica e Identificação
Scan Type
public
Domain Name Analysis
Within the Brazilian country-code top-level domain (.com.br), 'certisign.com.br' is registered while skipping any subdomain. The core label 'certisign' covers 9 characters split between three vowels and six consonants. Breaking it apart gives 3 words: cert, is, ign. Average segment length settles at three characters. No strong language cues emerged from the frequency lists.
Screenshot

Page Load Overview
Language Analysis
Primary Language
Detection Details
Website Classification
Primary Category
All Detected Categories
Detected Features
Domain & IP Information
| Requests | IP Address | Location | AS Autonomous System |
|---|---|---|---|
| 23 | 34.151.236.168Google · CDN | São Paulo, São Paulo, Brazil | AS396982Google LLC |
| 6 | 151.101.129.155Fastly · CDN | United States | AS54113Fastly, Inc. |
| 6 | 104.26.6.37Cloudflare · WAF | United States | AS13335Cloudflare, Inc. |
| 6 | 142.251.154.119Google · CDN | United States | AS15169Google LLC |
| 6 | 151.101.193.155Fastly · CDN | United States | AS54113Fastly, Inc. |
| 6 | 104.26.7.37Cloudflare · WAF | United States | AS13335Cloudflare, Inc. |
| 6 | 142.251.13.97Google · CDN | United States | AS15169Google LLC |
| 6 | 150.171.28.10Azure · CLOUD | United States | AS8075Microsoft Corporation |
| 6 | 18.66.102.53Cloudfront · CDN | United States | AS16509Amazon.com, Inc. |
| 6 | 95.100.171.42Akamai · CDN | Rome, Lazio, Italy | AS20940Akamai International B.V. |
| 221 | 34 | - | - |
Detected Technologies19
Content Similarity HashesFor malware variant detection
TLSH (Trend Micro Locality Sensitive Hash)
Specialized for malware detection and similarity analysis
ssdeep (Context Triggered Piecewise Hashing)
Detects similar content even with modifications
sdhash (Similarity Digest Hashing)
High-precisionHigh-precision similarity detection for forensic analysis
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
Other Hashes
Scan History
Scan history not available
Unable to load historical scan data