Figure 1. Trust signal radar for en.zlib.bz. Larger shaded area indicates stronger trust signals.
How we scored en.zlib.bz
On-page mentions:
Books
Tech signals:
Web Application
Positive signals:
long visible domain history (17 months)
an active SSL certificate (3 months)
multi-language support
a domain age of 17 months
presence in public traffic rankings
Last checked October 28, 2026 at 12:09 PM by
Gridinsoft Trust Model v2.5.8
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What is En.zlib?
According to its current page title, en.zlib.bz presents itself as “Z-Library – the world’s largest e-book library. Your gateway to knowledge and culture.”. The sections below evaluate the site-specific reputation and technical findings.
This domain was registered June 13, 2025 at 6:07 AM through the company Immaterialism Limited
and ownership information is not publicly available.
Complaint contact not found.
Is en.zlib.bz safe?
Use caution with en.zlib.bz. Its current Gridinsoft trust score is 35/100; review the site-specific findings below before use.
Why is en.zlib.bz marked "Suspicious Website"?
Gridinsoft's current assessment of en.zlib.bz is based on generic page wording. The listed status means the domain currently appears in Gridinsoft's own Threat List; it is not a consensus of external providers. None of the 25 publicly displayed security sources report a warning.
En.zlib Digital Footprints
A structured view of the site's detected themes, page signals, and related online footprint elements.
Deals
Books
Bootstrap Framework
This site uses Bootstrap, a widely-adopted open-source framework for responsive web development. Bootstrap enables efficient creation of mobile-friendly interfaces through standardized components and styling.
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.
Web Application
en.zlib.bz is configured as an installable web application (PWA-style behavior) with app-like interaction patterns.
AI-generated Text
This site contains text patterns consistent with machine-generated or AI-assisted content production.
Listed by Gridinsoft
Gridinsoft Internet Security classified this site as unsafe. As a VirusTotal partner, our detections contribute to broader protection across tools and browsers.
Domain Information
CreatedJune 13, 2025 at 6:07 AMUpdated: August 12, 2026 at 4:12 AM · Expires: June 13, 2028 at 6:07 AM
Domain Age17 months
RegistrarImmaterialism LimitedIANA ID: 802672
Domain StatusOkDNSSEC: UNSIGNED
Top Level Domain.bzDomain Extension
Subdomainen
Technical Details
HTTP status503
IP Address79.124.59.190
Hosting ProviderAS50360 Tamatiya EOODBG
NetworkAS50360 - Tamatiya EOOD
SSL CertificateYE2TLSv1.3 · Valid for: 3 months · from September 29, 2026 at 12:32 PM · to December 28, 2026 at 12:32 PM
Name Serverszurich.flat2float.gy balti.flat2float.la
Content from the analyzed website
Quoted for security analysis. These statements belong to the source website and are not endorsed by Gridinsoft.
Original page titleZ-Library – the world’s largest e-book library. Your gateway to knowledge and culture.
Original descriptionZ-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
Mentioned hosts (42)
z-library.imms.zlib.bzz-lib.sks3proxy-alp2-covers.cdn-zlib.skmastodon.socialwww.change.orgzh.zlib.bzid.zlib.bzth.zlib.bzit.zlib.bzvi.zlib.bztr.zlib.bzlib-talk.ioen.zlib.bzde.zlib.bz
and 27 more
Security Analysis
Detection SignaturesThese signatures are used to generate the security fingerprint below.
DealsBooksBootstrap FrameworkWeb Application
Security FingerprintUnique identifier based on site analysis
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Help protect others by sharing this page on social media! The more people who know about en.zlib.bz, the fewer chances they have to deceive someone else.Help others evaluate en.zlib.bz by sharing this page on social media!
Help protect others by sharing this page on social media! The more people who know about en.zlib.bz, the fewer chances they have to deceive someone else. Help others evaluate en.zlib.bz by sharing this page on social media!