Bookof.cz Suspicious Website

June 10, 2026 at 9:07 PM

Suspicious Website

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Checked by Website Reputation Checker

Table of Contents

Danger Zone

Risky Territory

Caution Advised

Trusted but Verify

Safe & Secure

Bookof → Safety Check

First checked March 19, 2026 at 1:23 PM

Website content and technical signals analyzed

Method: automated checks.

Suspicious Website This site is classified as Suspicious Website based on multiple risk signals, including 2 blacklist detections and no established public user-review history.

Figure 1. Trust signal radar for bookof.cz. Larger shaded area indicates stronger trust signals.

How we scored bookof.cz

On-page mentions:

Cryptocurrency

Tech signals:

Website Builder

Negative signals:

security-provider warnings
a low third-party reputation score
limited independent reputation data
a relatively new domain (7 months)

Positive signals:

an active SSL certificate (3 months)

Context signals:

cryptocurrency content needing verification

19 /100

Trust Score

7 months

Domain Age

Location

Provider warnings

Last checked June 10, 2026 at 9:07 PM by Gridinsoft Trust Model v2.4.7

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What is Bookof?

Our system marks Bookof.cz as suspicious. The decision is based on a cluster of weak trust signals, not one isolated event.

Examples we frequently observe in this group: ownership data that cannot be verified, support pages with no workable contacts, reused template content, and redirects/scripts that do not match the visible site purpose. Each item alone may be explainable. Together, they increase user risk.

Recommended handling: treat this domain as untrusted. View pages only, avoid sign-in, avoid payments, and do not download files unless the source can be independently confirmed.

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Help others stay safe. Share your story to help the next visitor make an informed decision.

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This domain was registered 6 months ago through the company REG-KEYSYSTEMS and had the owner Domains By Proxy, LLC. Complaint contact not found.

Is bookof.cz safe?

— Unfortunately, not likely.

🚨 Gridinsoft blocks this website because it was classified as suspicious website.

bookof.cz has a blacklist warning and a 19/100 trust score. Verify the site identity before use and avoid sending sensitive or payment data.

Why is bookof.cz marked "Suspicious Website"?

Gridinsoft evaluates bookof.cz, focusing on domain age (only 7 months old), limited website popularity, suspicious content indicators (Blacklisted, Low Scamadviser Score), hosting technology and infrastructure, SSL certificate status, website reputation across multiple databases, customer reviews from various independent platforms. We weigh these indicators to calculate the trust score.

Note: Automated systems are not perfect — while the evidence suggests risk, there is still a chance the site is legitimate. We recommend you check the website using detailed analysis or by contacting the company directly through verified channels.

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Cryptocurrency

This website references cryptocurrency transactions or educational content related to digital assets such as Bitcoin, Ethereum, or other blockchain-based currencies.

Website Builder

AI-generated Text

This site contains text patterns consistent with machine-generated or AI-assisted content production.

Young Domain

bookof.cz was registered recently, which limits historical reputation data and long-term trust signals.

Blacklisted

Gridinsoft Internet Security classified this site as unsafe. As a VirusTotal partner, our detections contribute to broader protection across tools and browsers.

Low Scamadviser Score

Independent security assessment from Scamadviser indicates this site has received a low trust rating, suggesting potential security risks or operational concerns requiring user caution.

Provider warnings: 2/28 Suspicious Website

This section shows what trusted security sources say about this site.

A warning appears when one or more sources report malware, phishing, abuse, or other safety concerns. Each row shows the source and its verdict.

If no source reports a warning, the site is shown as clear in this section.

Gridinsoft Threat List

Warned

Scamadviser

Warned

BitDefender

Clean

Kaspersky

Clean

ESET

Clean

Sophos

Clean

Google Safebrowsing

Clean

Fortinet

Clean

G-Data

Clean

Webroot

Clean

Dr.Web

Clean

Forcepoint ThreatSeeker

Clean

CyRadar

Clean

Lionic

Clean

Quick Heal

Clean

Phishing Database

Clean

Phishtank

Clean

OpenPhish

Clean

alphaMountain.ai

Clean

Netcraft

Clean

Sucuri SiteCheck

Clean

Criminal IP

Clean

URLhaus

Clean

Emsisoft

Clean

Spam404

Clean

Trustwave

Clean

VX Vault

Clean

Quttera

Clean

Bookof.cz blocked? Check the provider verdict report created on April 21, 2026

Domain Information

Created November 21, 2025 at 1:13 AM Updated: November 25, 2025 at 5:32 AM · Expires: November 20, 2026 at 10:00 PM

Domain Age 7 months Recently Registered

Registrant Domains By Proxy, LLC

Registrar REG-KEYSYSTEMS

Top Level Domain .cz Country Code TLD

Technical Details

IP Address 76.223.105.230

Hostname a16e665f42988324c.awsglobalaccelerator.com

Hosting Provider Amazon.com, Inc. Seattle, Washington, US · Hosting Provider · Anycast

Network AS16509 - Amazon.com, Inc. Hosting

SSL Certificate GoDaddy TLS Intermediate CA DV - R1v1 TLS 1.3 · Valid for: 3 months · from May 19, 2026 at 8:48 PM · to August 17, 2026 at 8:48 PM

Name Servers ns78.domaincontrol.com
ns77.domaincontrol.com

Content Analysis

Website title Pengu İnu

Website description The script is fully legal and can be used by anyone who purchases it, regardless of their country of residence.

Primary Language

Mentioned hosts (6)

bookof.cz csp.secureserver.net s3-us-west-2.amazonaws.com cdn.trustedsite.com cdn.ywxi.net img1.wsimg.com

How to block Bookof.cz?

Our Anti-Malware can automatically block access to bookof.cz if it is flagged as malicious.

Install and run the protection.
The program will block flagged domains and remove related threats.

Exclusion

If you believe bookof.cz is safe, you can add it to the exclusion list:

Open Gridinsoft Anti-Malware → Tools → Ignore List.
Go to the Internet tab and add bookof.cz.

See detailed instructions for more options.

Are You the Owner?

If you own Bookof.cz and want to challenge the trust score, please submit a review request via portal.gridinsoft.com. There you can claim your profile and add verified company/contact details. If you cannot access the portal, email legal(at)gridinsoft.com with proof of legitimacy and contact details. We never charge website owners for reviews or reconsideration requests. For more information, please review our Disclaimer.

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Your score for bookof.cz

5 4 3 2 1

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