Security Scan Report: calc.ru

Redirected to:
https://www.calc.ru/
Site favicon
Submitted: Sep 19, 2026, 7:12:09 PMCompleted: Sep 19, 2026, 7:12:41 PMpubliccompleted

This website contacted 80 IPs in 7 countries across 53 domains to perform 166 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: 90%

0
Risk Score

Established Russian calculator/reference portal with no phishing, malware, or credential-harvesting indicators; safe to use.

Safety Factors
25-year-old established domain
No credential or payment forms
No Indicators of Compromise or malware detections
Self-branding matches domain
Legitimate informational/reference content
Domain age information unavailable

Details

Page Title

Калькуляторы онлайн, справочник-энциклопедия

Scan Type

public

Domain Name Analysis

Within the Russian country-code top-level domain (.ru), 'calc.ru' is registered. The second-level label 'calc' is 4 characters long split between one vowel and 3 consonants. Splitting it apart reveals one word: calc. No strong language cues emerged from the frequency lists.

Screenshot

Security scan screenshot of https://calc.ru

Page Load Overview

6.05s
Total Load Time
1.6 MB
Total Size

Language Analysis

Primary Language

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

Detection Details

HTML Lang Attribute:ru
Text Length:72,763 chars
Detector Agreement:100%

Website Classification

Primary Category

government public service95% confidence
Type: spa
Method: ml+structural

All Detected Categories

government public service
95%
healthcare medical
91%
documentation technical
91%
education learning
86%
finance banking
86%

Detected Features

No structural features detected

Domain & IP Information

RequestsIP AddressLocationAS Autonomous System
878.24.223.187Russia
AS29182JSC IOT
25.255.255.77Yandex · CLOUDMoscow, Moscow, Russia
AS13238YANDEX LLC
277.88.44.55Yandex · CLOUDMoscow, Moscow, Russia
AS13238YANDEX LLC
277.88.55.88Yandex · CLOUDRussia
AS13238YANDEX LLC
265.109.72.77Helsinki, Uusimaa, Finland
AS24940Hetzner Online GmbH
2142.251.20.95Google · CDNUnited States
AS15169Google LLC
237.9.64.225Yandex · CLOUDRussia
AS13238YANDEX LLC
295.181.182.182Perm, Perm Krai, Russia
AS210756EdgeCenter LLC
277.88.21.119Yandex · CLOUDMoscow, Moscow, Russia
AS13238YANDEX LLC
2151.236.71.248Germany
AS204720Global Cloud Network LLC
16680--

Detected Technologies4

Content Similarity HashesFor malware variant detection

TLSH (Trend Micro Locality Sensitive Hash)

Security-focused

Specialized for malware detection and similarity analysis

T1B69152426809CC8D1620316DDF37B79DE0926AB9DD13986089BD14775CF0FB384AFAA7

ssdeep (Context Triggered Piecewise Hashing)

Context-aware

Detects similar content even with modifications

96:d9ftgHObknsz60DPNQZHb2LVysD9hvDedNlu:d9lguIsdE2L1D+u

sdhash (Similarity Digest Hashing)

High-precision

High-precision similarity detection for forensic analysis

sdhash:3:4572:AFIAIIAQCmFAEYExIkCAADQAACAgIQUIAAANAAqAGBAQhewJIIkWABgAACAEAQgkBQoDACKAACAACIAAITQDiAICYwyAAAhg

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:bc0903c3cbcbc373
Difference Hash:db3e3e3e2f3f3f2f
Wavelet Hash:3d02c787c78387c7
Color Hash:#2dd28d

Other Hashes

Crop Resistant:db3e3e3e2f3f3f2f

Scan History

Scan history not available

Unable to load historical scan data