What powers unixuser.org?

Last seen Oct 2026 · 3 technologies across 3 categories

Operating systems

UNIX
since May 2021

Web server extensions

OpenSSL v3.6.5
since May 2021

Web servers

Apache HTTP Server v2.4.69
since Aug 2016

AI Crawlers

No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.

  • robots.txt not found
  • llms.txt not found
  • ai.txt not found

See who blocks each AI crawler across the web

Top search keywords

KeywordPositionEst. monthly visits
treil #4 13
wall gcc #76 0
r5rs #43 0
recursive generator python #11 0
rfc 4253 #29 0
scheme r5rs #49 0
openssh 7.4 #92 0
pygame display flip #33 0
liece #18 0
lisp loops #22 0
lisp loop #23 0
loops in lisp #32 0
loop lisp #27 0
loop in lisp #31 0
loop common lisp #21 0
googlia #27 0

The site's top keywords in Google (US), with the visits each one is estimated to bring per month.

Top backlinks

Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.

AI Crawlers

No robots.txt, all AI crawlers allowed

Full breakdown

Audience

  • Japan

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

5.65 / 10 · ranked #141,043 of all domains

220 referring domains · OpenPageRank

Search traffic

13 est. monthly organic visits (US)

16 keywords in Google's top 30

Core Web Vitals

LCP0.7 s
CLS0
TTFB400 ms

Real user p75, Chrome UX Report, Sep 2026.

Page

  • Language: English
  • Weight: 0.0 MB · 2 requests

Homepage as crawled by the HTTP Archive, Oct 2026.

Infrastructure

  • Registered Feb 1999 (27 years) via GMO Internet Group, Inc. d/b/a Onamae.com, renews Feb 2027
  • Hosted on IDCF - IDC Frontier Inc. (210.239.68.153)
  • DNS: unixuser.org
  • Email: unixuser.org
  • Email security: SPF (soft fail), DMARC monitor only, CAA
  • SSL: Let's Encrypt, RSA 2048, expires Dec 2026
  • Common Crawl link graph: rank 426,610, 3 hosts

DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted

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