Security Scan Report: cas.correios.com.br

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Submitted: Oct 9, 2025, 9:42:57 PMCompleted: Oct 9, 2025, 9:43:54 PMpubliccompleted
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Summary

This website contacted 2 IPs in 1 country across 1 domain to perform 17 HTTP transactions. The main domain is cas.correios.com.br.

Submitted URL: https://cas.correios.com.br/login?service=https%3A%2F%2Fprepostagem.correios.com.br%2Flogin%2Fcas

The Cisco Umbrella rank of the primary domain is #217,077 of the top 1 million websites

AI Security Verdict

Safe Website

Confidence: 95%

0
Risk Score

The site appears to be a legitimate Correios login page with no security concerns.

Safety Factors
Official brand domain
Secure Central Authentication Service (CAS) implementation
Domain age information unavailable

Details

Page Title

Login - CAS – Central Authentication Service

Scan Type

public

Language

🇺🇸

English

(50% confidence)

Category

unknown

(0%)

Domain Information

You're looking at domain 'cas.correios.com.br' on the Brazilian country-code top-level domain (.com.br) with subdomain 'cas'. The second-level label 'correios' is 8 characters long with four vowels and four consonants. Segmentation suggests 2 words: corre, ios. Median word length comes out to 4 characters. Most frequently, 'corre' shows up in Galician. Usage also turns up in Spanish and Sinhala contexts.

Screenshot

Security scan screenshot of https://cas.correios.com.br/login?service=https%3A%2F%2Fprepostagem.correios.com.br%2Flogin%2Fcas

Page Load Overview

22.59s
Total Load Time
17
HTTP Requests
1
Domains
48 KB
Total Size

Language Analysis

Primary Language

🇺🇸English
Code: en
Confidence:50%
Script:Latin
Direction:ltr

Detection Details

Language Code:en
Detection Confidence:50%
Script Type:Latin
Text Length:350 chars
Detector Agreement:100%

Website Classification

Primary Category

unknown0% confidence
Type: webapp
Method: structural

All Detected Categories

No categories detected

Detected Features

Login Form

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
9201.48.198.233Brasília, Federal District, Brazil
AS16735ALGAR TELECOM SA
8186.211.255.233BrazilUnknown
172--

Detected Technologies5

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T1D2322A6155F99836029280D0A4A307095ED6EA0BDB2B648073FC9FE45FD7DC4CD670DE

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

192:KVAuZJhuf9IL1Pbl4vF2a++qBR4D98QV40g3l/fNmFzKUbiLE+6lnx:tuZXu+SM2ER4D9VV4H/SzHiL76lnx

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:11255:BsQpACSAieOAplCAkmEXIRBW1hwFbUYiJKkCjSY0YEEiJPKYQA4JlHyMQoEEIgZYQCQBhU4CAA6MFggIIAGkAWyhECRLrkjg

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:00ffefc3c3efffff
Perceptual Hash:b319cc66668d9933
Difference Hash:c010180c0c080400
Wavelet Hash:00ffc3c3c0c0fcfc
Color Hash:#87abc5

Other Hashes

Crop Resistant:c010180c0c080400

Scan History

Scan history not available

Unable to load historical scan data