Security Scan Report: calc.ru

Redirected to:
https://www.calc.ru/
Site favicon
Submitted: Oct 6, 2026, 4:07:39 PMCompleted: Oct 6, 2026, 4:08:29 PMpubliccompleted

This website contacted 90 IPs in 7 countries across 50 domains to perform 161 HTTP transactions. The main domain is calc.ru and was registered 29 years ago.

Submitted URL: https://calc.ru

Effective URL:

https://www.calc.ru/
Redirected

The Cisco Umbrella rank of the primary domain is #242,286 of the top 1 million websites

AI Security Verdict

Safe Website

Confidence: 88%

1
Risk Score

Established 25-year-old Russian calculator/reference portal. No forms, no credential or payment collection, no impersonation, and no threat-intel, YARA, or IDS hits. Only a push-notification opt-in prompt. Legitimate.

Safety Factors (4)
25-year-old registered domain with no history of abuse in the scan
No credential, login, or payment collection anywhere on the page
No brand impersonation, typosquatting, obfuscated malicious JavaScript, or malware signatures
Extensive legitimate reference content (unit converters, currency/stock rates, tax and health calculators)
Domain age information unavailable

Details

Page Title

Калькуляторы онлайн, справочник-энциклопедия

Scan Type

public

Domain Name Analysis

The domain 'calc.ru' uses the Russian country-code top-level domain (.ru) without a subdomain. Count 4 characters in 'calc' with 1 vowel and three consonants. Tokenizing the label suggests 1 word: calc. Median word length is 4 characters. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://calc.ru

Page Load Overview

8.21s
Total Load Time
1.5 MB
Total Size

Language Analysis

Primary Language

🇷🇺Russian
Code: ru
Confidence:80%
Script:Cyrillic
Direction:ltr

Detection Details

HTML Lang Attribute:ru
Text Length:72,764 chars
Detector Agreement:100%

Website Classification

Primary Category

government public service94% confidence
Type: spa
Method: ml+structural

All Detected Categories

government public service
94%
healthcare medical
91%
documentation technical
91%
education learning
87%
finance banking
86%

Detected Features

No structural features detected

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
7278.24.223.187Russia
AS29182JSC IOT
177.88.44.55Yandex · CLOUDMoscow, Moscow, Russia
AS13238YANDEX LLC
165.109.72.77Helsinki, Uusimaa, Finland
AS24940Hetzner Online GmbH
1142.251.14.95Google · CDNUnited States
AS15169Google LLC
187.250.250.119Yandex · CLOUDRussia
AS13238YANDEX LLC
195.181.182.182Perm, Perm Krai, Russia
AS210756EdgeCenter LLC
1185.31.113.248Germany
AS57363CDNvideo LLC
1193.3.184.137Russia
AS50214QWARTA LLC
1193.3.184.46Russia
AS50214QWARTA LLC
1151.236.71.148Germany
AS204720Global Cloud Network LLC
16190--

Detected Technologies4

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T16A15FE50BAF132AA25249081CB006F477EE540BBF7530A5071AE2B7F3FEEDA6512356D

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

3072:hRMCmwZHObqm121pfqJ/f3SZfUfNi1pfgJ/fUuMMMsnttSzAEImZgzStehzKm9t0:3MT8uMMMsnttSar+UUZtM87JGlM

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:948859:kLCgEYg0kg0M2MEkF8AAHkoCQsYyIguAYYQaAJCDClYkIGIMmDAQCqIyUiClIIswpGBFhwCKAiFBQWOAaSAJCq6DQS6KATwc

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:3d0387cfc7c7c7c7
Perceptual Hash:bc0903c3cbcbc3f2
Difference Hash:db3e3e3e2f3f3f2f
Wavelet Hash:3d02c787c78387c7
Color Hash:#88d22d

Other Hashes

Crop Resistant:db3e3e3e2f3f3f2f

Scan History

Scan history not available

Unable to load historical scan data