Security Scan Report: certisign.com.br

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Submitted: Sep 19, 2026, 6:51:35 PMCompleted: Sep 19, 2026, 6:52:39 PMpubliccompleted

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%

0
Risk Score

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
Domain age 11077 days (established 1996), risk category WELL_ESTABLISHED
Site displays its own brand (Certisign) matching the domain — self-branding, not impersonation
No password, disguised-password, or payment fields present in the captured DOM
No cross-origin credential form submissions or credential exfiltration detected
No YARA malware, no IDS alerts, no Safe Browsing hits, no known malicious kit in roster
Domain age information unavailable

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

Security scan screenshot of https://certisign.com.br

Page Load Overview

9.41s
Total Load Time
4.6 MB
Total Size

Language Analysis

Primary Language

🇵🇹Portuguese
Code: pt
Confidence:80%
Script:Latin
Direction:ltr

Detection Details

HTML Lang Attribute:pt-BR
Text Length:12,075 chars
Detector Agreement:100%

Website Classification

Primary Category

blog personal website66% confidence
Type: spa
Method: ml+structural

All Detected Categories

blog personal website
66%
corporate business
62%
healthcare medical
58%
finance banking
48%
government public service
47%

Detected Features

Search
Articles
OG: website
Schema.org

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
2334.151.236.168Google · CDNSão Paulo, São Paulo, Brazil
AS396982Google LLC
6151.101.129.155Fastly · CDNUnited States
AS54113Fastly, Inc.
6104.26.6.37Cloudflare · WAFUnited States
AS13335Cloudflare, Inc.
6142.251.154.119Google · CDNUnited States
AS15169Google LLC
6151.101.193.155Fastly · CDNUnited States
AS54113Fastly, Inc.
6104.26.7.37Cloudflare · WAFUnited States
AS13335Cloudflare, Inc.
6142.251.13.97Google · CDNUnited States
AS15169Google LLC
6150.171.28.10Azure · CLOUDUnited States
AS8075Microsoft Corporation
618.66.102.53Cloudfront · CDNUnited States
AS16509Amazon.com, Inc.
695.100.171.42Akamai · CDNRome, Lazio, Italy
AS20940Akamai International B.V.
22134--

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T1707430943E13D035B23F182F9057A5AC66289CCF842EA6D7FC645227F4FADA633A0615

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

1536:oYi/DxTUWP+K9ACu8gLpebY9d7fsgEGheAl/Hjg9TrBJoNXzmbVSTAAG6m/nRJ9/:od/DxTUWP+K89jhj9IpgAAKy8hN4i

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:338876:aMAAge9FIyEVQEimAijMhOCniBqjCgABSgdBIEkAGQSRhMFCEAUABCDgrhAhBSUVMFoFgJkARfLHUADLhEZCiICRTAVYmAjx

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:fff900000000ffff
Perceptual Hash:884ff3235dd2364c
Difference Hash:6363f17173afbd1a
Wavelet Hash:ffff00000000ffff
Color Hash:#3a5678

Scan History

Scan history not available

Unable to load historical scan data