29a.ch favicon

29a.ch

Category: Information Technology

Scanned: Aug 24, 2026, 12:21 AM UTC · First seen: Aug 24, 2026 · Threat Engines: 0 / 91 · Times Scanned: 1
93 / 100 Trust Score Based on scan findings at the time of analysis
No Threats Found
0 - High Risk50 - Moderate100 - No Threats
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Screenshot of 29a.ch Captured Aug 24, 2026
https://29a.ch
Screenshot of 29a.ch
19 years
Moderately Popular - #221,988 Tranco rank (100K-1M monthly visitors)
Not listed (91 checked)
✓ Valid (TLS)
Cloudflare, Inc.
Toronto, Canada
cloudflare
Unknown
104.21.80.177
Domain & WHOIS Information
Registrar Unknown
Registered August 28, 2007
Expires Unknown
Name Servers bayan.ns.cloudflare.com
DNSSEC Signed
Hosting Cloudflare, Inc.
Reputation & Threat Check 91 security engines checked
File Scan Summary Powered by Quttera Engine
99 files scanned
No threats
98
Low Risk
0
Medium Risk
1
High Risk
0
No threats Low Risk Medium Risk High Risk
29a.ch/feed.atom 186.3 KB Flagged: medium risk
29a.ch/apps 13.3 KB No threats
29a.ch/about 5.8 KB No threats
29a.ch/a.cache-a591b72b14ff5a55.js 1.4 KB No threats
29a.ch/experiments 18.2 KB No threats
29a.ch/libs 6.8 KB No threats
29a.ch/# 87.6 KB No threats
29a.ch/images/me.cache-59ad1a836f90a296.jpeg 6.9 KB No threats
29a.ch/film-emulator/# 11.9 KB No threats
29a.ch/tuner/# 13.5 KB No threats
29a.ch/photo-forensics/#c2pa 25.3 KB No threats
Show 88 more...
Quttera flagged medium risk files - is this your website?
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External Links & Domains
973
External Links
1 Flagged
3
Iframes
Clean
156
Referenced Domains
1 Flagged
2
Flagged Resources
Detected
www.quelsolaar.comFlagged: Generic Malicious Object
http://www.quelsolaar.com/technology/clut.htmlFlagged: Generic Malicious Object
http://www.quelsolaar.com/technology/clut.htmlFlagged: Generic Malicious Object
http://2012.djangocon.euNot flagged
http://29a.ch/Not flagged
http://29a.ch/2015/06/07/javascript-film-emulation/Not flagged
http://29a.ch/2015/08/16/forensically-photo-forensics-for-the-webNot flagged
http://29a.ch/2015/08/21/noise-analysis-for-image-forensics/Not flagged
http://29a.ch/2016/08/11/principal-component-analysis-for-photo-forensics/Not flagged
http://29a.ch/2021/10/23/3d-print-wood-texture-tool/Not flagged
http://29a.ch/a.jsNot flagged
http://29a.ch/app.cache-03c09a0175f0ec0f.cssNot flagged
http://29a.ch/app.cache-2db5e57f317c61b3.jsNot flagged
http://29a.ch/app.cache-33f4861251d41b84.cssNot flagged
http://29a.ch/app.cache-f1560ac89c33e5ff.jsNot flagged
http://29a.ch/cargo-licenses.htmlNot flagged
http://29a.ch/contact/report-content?content_url%3Dhttps%3A%2F%2Fgithub.com%2Fjwagner%2Fsimplex-noise.js&amp%3Breport%3Djwagner+%28user%29Not flagged
Show 485 more...
Showing first 500 of 973 entries.
www.quelsolaar.comFlagged: Generic Malicious Object
2012.djangocon.euNot flagged
29a.chNot flagged
archive.steinberg.helpNot flagged
archiveprogram.github.comNot flagged
arxiv.orgNot flagged
aur.archlinux.orgNot flagged
auroradsp.comNot flagged
avatars.githubusercontent.comNot flagged
babeljs.ioNot flagged
blog.patdavid.netNot flagged
blog.selfshadow.comNot flagged
browserify.orgNot flagged
bsky.appNot flagged
c2pa.orgNot flagged
Show 141 more...
<iframe src%3D"https://29a.ch/sandbox/2010/realtimeraytracing/" width%3D"320" height%3D"240" style%3D"overflow: hidden%3B" loading%3D"lazy">Not flagged
<iframe width%3D"256" height%3D"256" src%3D"https://29a.ch/sandbox/2010/normalmapping/" loading%3D"lazy">Not flagged
<iframe width%3D"256" height%3D"256" src%3D"https://29a.ch/sandbox/2010/normalmapping/buddah.html" loading%3D"lazy">Not flagged
29a.ch Overview

Description of 29a.ch

29a.ch appears to be the personal website of Jonas Wagner, presenting a mix of software projects, libraries, technical articles, and interactive experiments. The page title and meta description identify it as a personal site, and the visible navigation links to apps, libraries, articles, experiments, and an about page. The homepage content shown in the screenshot focuses on creative coding, image analysis, audio tools, and browser-based technical demos.

Based on the domain content and web-classification data, the site appears to fit within the Information Technology category. Its articles and tools suggest an emphasis on programming, digital media processing, and photo forensics, including projects such as film emulation and forensic image analysis. Rather than functioning as a commercial storefront or generic portal, it appears to serve as a developer portfolio and technical publishing site operated by an individual creator.

Safety Assessment for 29a.ch

The available scan data is broadly reassuring at the time of this scan. No detections were reported by 0 out of 91 security engines, and the domain was categorized by multiple web-classification providers as business or information technology related. In addition, major threat-database and blacklist checks provided in the scan were clean, with no phishing or malware listings reported there at the time of review.

One automated malware scan did produce a low-confidence suspicious result, flagging the site's feed and one referenced external link/domain with a generic heuristic label. Because this appears to be a single-source heuristic finding without corroboration from other security engines or blacklist databases, it may reflect a false positive or a concern tied to linked content rather than the main website itself. The domain is also long-established, and the visible content matches a legitimate personal technology site rather than a scam, phishing, or malware-delivery pattern.

Based on available data, no threats were detected at the time of this scan, aside from an isolated heuristic warning that may warrant minor caution but does not appear strongly supported by the broader scan results.

Technical Description

The site uses a valid SSL/TLS certificate issued by Google Trust Services, with the certificate shown as expiring on 2026-10-06. It is served through Cloudflare infrastructure, with the web server identified as Cloudflare and nameservers also pointing to Cloudflare. The resolved IP address geolocates to Toronto, Canada based on the available hosting data.

From a domain-security perspective, DNSSEC is enabled, which is a positive integrity signal for DNS responses. The domain is approximately 19 years old, which generally reduces the likelihood of it being a throwaway operation. No major technical security issues are evident from the provided scan metadata, although the isolated heuristic flag on one feed-linked resource suggests there may be an external reference worth monitoring.

HTTP Redirect Chain
No redirects detected - direct connection to destination
Website Insights
#221,988
Tranco Rank
Moderately Popular
Visitors ~100K-1M/mo
Category: Information Technology
Rank History (30 days)
Jul 13 Aug 23
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This report was generated automatically and is provided for informational purposes only. Results are based on a point-in-time scan and may contain false positives or incomplete data. This does not constitute a security audit or certification. No vendor in the market can guarantee a 100% detection rate. If you believe this report is inaccurate, please submit a dispute.

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