hal9k.com

Hal9k.com

Home of the C/C++ Users Group

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Authority

62/100

Safety

85/100

Registered

Apr 16, 1993

33 years old · IONOS SE

1 of 2 safety checks passed (Sep 5, 2026).

AboutUs has not vetted this site. 1 of 2 automated safety check did not pass. Everything below is what we could measure automatically. Anything you do on the site — paying, sharing personal details, downloading — is between you and the site, not AboutUs.

Current facts

What AboutUs observed on the live site and in WHOIS/DNS today. These are measurements, not an endorsement of the site.

checked now

Domain registered Apr 16, 1993 — 33 years old.

checked now

Registrar today: IONOS SE — unchanged since AboutUs began tracking (Sep 5, 2026).

Trust record

Authority & Safety, with the evidence

How this is scored →

Authority 62/100 — ahead of 62% of scored sitesSome caution flags

Why this authority score

Prominence (Open PageRank 3.4/10)+7
Verified continuity: 33.2 years (RDAP registration)+11
Security & email hygiene+3
Calibration adjustment (published map)+11

Every point maps to a sentence. These lines sum to the model score of 32/99, which is what places this site at 62/100 against every other scored site.

Safety evidence

No valid HTTPS today

Site history

Dated record — historical facts always carry their date.

1993
Domain registered (Apr 16, 1993).
2026
Checked today — 1 of 2 safety checks passed (Sep 5, 2026).

✓ domain continuity 33 years registered✓ live verified Sep 5, 2026

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