Gridinsoft Logo

Z-lib.sk Scam Website

May 9, 2026 at 5:45 PM
Scam Website
Checked by Website Reputation Checker
Table of Contents
Danger Zone
Risky Territory
Caution Advised
Trusted but Verify
Safe & Secure

Z-lib → Safety Check

First checked December 5, 2024 at 3:01 AM
Website content and technical signals analyzed
Method: automated checks.
Scam Website This site is classified as Scam Website based on multiple risk signals, including 5 blacklist detections and no established public user-review history. These risks are driven by active warning signals despite the site's longer domain history.
Trust signal radar Normalized trust signals for z-lib.sk Domain Maturity: 923 days Domain Maturity Warning Cleanliness: 4 detections Warning Cleanliness Safety Level: 3 negative tags, 2 warning signals Safety Level Positive Signals: 3 positive signals Positive Signals Popularity: Tranco rank 47,431 Popularity Trust Zone: .sk Trust Zone Operational Signals: 0 detected services Operational Signals Location Credibility: Hosting country BG Location Credibility
Figure 1. Trust signal radar for z-lib.sk. Larger shaded area indicates stronger trust signals.

How we scored z-lib.sk

On-page mentions:
Books
Tech signals:
Web Application, Strong Community Presence
Positive signals:
Negative signals:
  • security-provider warnings
  • multiple malware or phishing blacklist detections (3)
  • a low third-party reputation score
Last checked May 9, 2026 at 5:45 PM by Gridinsoft Trust Model v2.4.5

What is Z-lib?

Z-lib.sk is in our scam category. This label is used for domains linked to deceptive offers, non-fulfillment after payment, or data collection under false pretenses.

What users usually see: copied branding, fake trust badges, edited reviews, and checkout pressure (timers, "last items", "verify payment"). These signals are easy to fake and should not be treated as proof of legitimacy.

Figure 2. Website screenshot for Z-lib.sk. 2026-05-09 20:45:01

Safety step: do not send documents, card photos, or wallet transfers. If a payment was already made, contact your bank/provider immediately and preserve receipts, URLs, and message screenshots.

This domain was registered 2 years ago through the company IMLI-0001 and ownership information is not publicly available. Complaint contact not found.

Is z-lib.sk safe?

— Unfortunately, not likely.

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

z-lib.sk should not be treated as a safe website. Gridinsoft gives it a 10/100 trust score, and multiple security vendors blacklist the domain. Avoid entering passwords, personal details, or payment data.

What are the risks of z-lib.sk?

This website shows multiple red flags commonly associated with scam websites.

Why is z-lib.sk marked "Scam Website"?

Gridinsoft evaluates z-lib.sk, focusing on suspicious content indicators (Blacklisted by Security Providers, 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.

Z-lib Digital Footprints

A structured view of the site's detected themes, page signals, and related online footprint elements.

Expensive Brand

The website features luxury brand names or high-value products. This may indicate potential counterfeit merchandise or unauthorized brand usage, particularly if the site lacks official dealer authorization. Exercise heightened caution when evaluating authenticity.

Books
Web Application

This site is configured as an installable web application (PWA-style behavior) with app-like interaction patterns.

Blacklisted by Security Providers

Security Alert: Several security scanners have marked z-lib.sk as unsafe. The site shows signs of potentially harmful activity, such as malware or phishing, which may put users at risk (Warning Summary).

AI-generated Text

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

Multilanguage

The website provides multi-language support, demonstrating international accessibility and commitment to diverse user populations. Multi-language implementation typically indicates professional development standards and global operational scope, representing a positive trust indicator.

Popular Site

z-lib.sk shows elevated traffic signals relative to similar domains; this is generally positive but does not by itself prove legitimacy.

Social Media Links

The presence of social media links on the website indicates that it references social media accounts. This signal alone does not confirm ownership or authenticity of those profiles.

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 z-lib.sk has received a low trust rating, suggesting potential security risks or operational concerns requiring user caution.

Verified X Profile

Ownership verification confirms that this site controls the X profile @Z_Lib_official (Z-Library Official) (245,058 followers, 5 following, 829 posts, listed 440 times, since 2023, blue badge).

Strong Community Presence

This site has ownership-verified social or community presence with substantial audience reach.

Color Guide
  • Requires special attention Marks high-risk findings that should be reviewed first.
  • Exercise caution Highlights areas involving user data, payments, or permissions.
  • Positive indicators Shows trust signals that support the site's reliability.
  • Neutral General context that does not increase or reduce risk on its own.

Provider warnings: 5/30 Scam 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
ADMINUSLabs
Malicious
Chong Lua Dao
Malicious
Scamadviser
Warned
alphaMountain.ai
Spam
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
Netcraft
Clean
Sucuri SiteCheck
Clean
Criminal IP
Clean
URLhaus
Clean
Emsisoft
Clean
Spam404
Clean
Trustwave
Clean
VX Vault
Clean
Quttera
Clean

Z-lib.sk blocked? Check the provider verdict report created on May 9, 2026

Domain Information

Created November 24, 2023 at 10:00 PM Updated: January 6, 2026 at 10:00 PM
Domain Age 2.5 years
Registrar IMLI-0001
Domain Status Ok
Top Level Domain .sk Country Code TLD

Technical Details

HTTP status 503
IP Address 94.231.223.5
Hosting Provider AS200019 ALEXHOST SRL Sofia, Sofia-Capital, BG
SSL Certificate R13 TLS 1.3 · Valid for: 3 months · from May 7, 2026 at 2:12 PM · to August 5, 2026 at 2:12 PM
Name Servers zurich.flat2float.gy
balti.flat2float.la

Content Analysis

Website title Z-Library – the world’s largest e-book library. Your gateway to knowledge and culture.
Website description Z-Library is an online library dedicated to enhancing global education through easy access to books. Recognizing books as a valuable source of knowledge throughout history, we aim to provide free literature access to ...
Available languages
Profile
@Z_Lib_official · 245,058 followers · 2.9 years
Mentioned hosts (39)
pt.z-lib.sk covers.z-lib.sk id.z-lib.sk z-lib.sk lib-talk.io el.z-lib.sk zh.z-lib.sk te.z-lib.sk ja.z-lib.sk ms.z-lib.sk th.z-lib.sk litera-reader.com tw.z-lib.sk ps.z-lib.sk library-access.sk and 24 more

Security Analysis

Detection Signatures These signatures are used to generate the security fingerprint below.
Expensive Brand Books Web Application
Security Fingerprint Unique identifier based on site analysis
Signs You're Dealing With an Online Scam
Signs You're Dealing With an Online Scam
Scammers have devised new ways to deceive users, and what was relevant ten years ago may not be applicable today. In this post, we have compiled the most current types of online scams.
Read Now

How to block Z-lib.sk?

Our Anti-Malware can automatically block access to z-lib.sk if it is flagged as malicious.

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

Exclusion

If you believe z-lib.sk is safe, you can add it to the exclusion list:

  1. Open Gridinsoft Anti-Malware → Tools → Ignore List.
  2. Go to the Internet tab and add z-lib.sk.

See detailed instructions for more options.

Are You the Owner?

If you own Z-lib.sk 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.

Leave a review

Share your real experience with z-lib.sk. Is it a trustworthy site, or did you encounter any issues? The more detail you provide, the more helpful your review is for others!

Publication Tip

- Your feedback helps us improve our security scores.
- Detailed reviews describing your real-life experience have a much higher chance of being published.
- Your email remains confidential.

Gridinsoft Portal
Signed in via Gridinsoft Portal · View profile
Your score for z-lib.sk

Similar website

Matched by website fingerprint
10
points /100
The score is based on a 1-100 scale, with 100 being the most reputable.
Check another website
Verify the security of domains and services based on 10M+ real websites.
Is This Your Website?
Think your website was scored unfairly? Request a reevaluation and our team will take another look.
Flag for Reevaluation
Have you had a personal experience with Z-lib.sk?
Share your thoughts and rate it to help others make informed decisions!
Is This Your Website?
Think your website was scored unfairly? Request a reevaluation and our team will take another look.
Flag for Reevaluation
Have you had a personal experience with Z-lib.sk?
Share your thoughts and rate it to help others make informed decisions!