Security Scan Report: ocsp.postsignum.cz

Submitted: Mar 13, 2026, 7:07:00 AMCompleted: Mar 13, 2026, 7:08:38 AMpubliccompleted
Loading additional data...

Summary

This website contacted 1 IP in 1 country across 1 domain to perform 4 HTTP transactions. The main domain is ocsp.postsignum.cz and was registered NaN years ago.

Submitted URL: https://ocsp.postsignum.cz

The Cisco Umbrella rank of the primary domain is #661,765 of the top 1 million websites

AI Security Verdict

Safe Website

Confidence: 95%

0
Risk Score

The site appears legitimate and poses no security threat.

Safety Factors
Well‑established domain
No malicious Indicators of Compromise
No credential or payment forms
No suspicious JavaScript behavior
No network IDS alerts
Domain age information unavailable

Details

Page Title

ocsp.postsignum.cz

Scan Type

public

Language

🇺🇸

English

(80% confidence)

Category

technology software

(84%)

Domain Information

Within the Czech country-code top-level domain (.cz), 'ocsp.postsignum.cz' is registered with subdomain 'ocsp'. Count 10 characters in 'postsignum' containing three vowels alongside seven consonants. It segments into two words: post, signum. Expect 5 characters per word on average. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://ocsp.postsignum.cz

Page Load Overview

8.16s
Total Load Time
1
HTTP Requests
1
Domains
N/A
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:750 chars
Detector Agreement:100%

Website Classification

Primary Category

technology software84% confidence
Type: static
Method: ml+structural

All Detected Categories

technology software
84%
documentation technical
61%
adult content
49%
phishing scam
30%
government public service
27%

Detected Features

No structural features detected

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
1193.150.24.52Prague, Prague, Czech Republic
AS198143Ceska Posta s.p.
11--

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T101048F77329A063986558498E05B830D9F20B543F506C9BC79BCBAD8BFDED06107BB78

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

3072:sfQho9PKBb9Js3q9Jzbs6tlg3SBKwdQWgceIszt2bMy8OldK:PhoC9JSqzzbs6o3Sj3gcrs52eAY

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:187164:gSIjiAKMFBEKILbCCAhcIgMIDAPihMaEcKo0HKADWxSRQmwpAigzAWB6IHg8WrgYGCcMEAdpogJFQjQMGA0yBUBspREciWQG

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:ffc7c7c3d3ffffff
Perceptual Hash:b1339acccc93b364
Difference Hash:0018181616000000
Wavelet Hash:fcdcc4c4003c3c3c
Color Hash:#40aabf

Other Hashes

Crop Resistant:0018181616000000

Scan History

Scan history not available

Unable to load historical scan data