zlib.net
Category: Technology
Description of zlib.net
zlib.net appears to be the official home site for zlib, a widely used open-source data compression library. The page title, on-page text, and linked technical resources indicate that the site provides project information, release notes, documentation, and download-related materials for the zlib software library used by developers and software projects.
Based on the visible content, the project is associated with long-established maintainers and contributors in the software development community, including references to Mark Adler and Jean-loup Gailly. The site’s presentation is simple and documentation-focused rather than commercial, which is consistent with a long-running open-source infrastructure or project homepage.
Safety Assessment for zlib.net
The scan results appear favorable. At the time of this scan, the domain was flagged by 0 out of 91 security engines, the malware scan reported 0 flagged files out of 72 checked, and the referenced blacklist and threat-database checks did not indicate known phishing or malware listings. External links and referenced domains were also scanned without flagged results in the provided data.
Additional context supports a lower-risk assessment: the domain has been registered for roughly 24 years, has a strong traffic ranking, and the visible page content matches a legitimate software project homepage rather than a login lure, giveaway page, or impersonation pattern. Based on available scan data, no significant threats were detected at the time of this scan.
Technical Description
The site uses a valid SSL/TLS certificate issued by Let's Encrypt, with expiry shown as 2026-08-15. It is hosted on Apache at IP address 85.187.148.2 with hosting attributed to A2 Hosting in Phoenix, United States. The domain uses A2 Hosting nameservers and appears to be operating as a normal live website rather than a parked or placeholder domain.
DNSSEC is unsigned, which is common but means DNS responses do not appear to have DNSSEC validation protection. No direct technical security issues were indicated in the provided malware, blacklist, or link-scan results at the time of this scan.
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