aisc.org

Aisc.org provides Information & publications of structural steel design

Information, news and publications (including some free to download) for structural steel design.

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Authority

94/100

Safety

90/100

Registered

Mar 24, 1997

29 years old · Network Solutions, LLC

4 of 5 safety checks passed (Sep 3, 2026).

AboutUs has not vetted this site. 1 of 5 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 Mar 24, 1997 — 29 years old.

checked now

Registrar today: Network Solutions, LLC — unchanged since AboutUs began tracking (Aug 22, 2026).

Trust record

Authority & Safety, with the evidence

How this is scored →

Authority 94/100 — ahead of 94% of scored sitesClear

Why this authority score

Prominence (Tranco rank #104,497; Open PageRank 4.0/10)+11
Verified continuity: 29.4 years (RDAP registration)+11
Security & email hygiene+4
Calibration adjustment (published map)+22

Every point maps to a sentence. These lines sum to the model score of 48/99, which is what places this site at 94/100 against every other scored site.

Safety evidence

All checked sources came back clean

Site history

Dated record — historical facts always carry their date.

1997
Domain registered (Mar 24, 1997).
2026
Checked today — 4 of 5 safety checks passed (Sep 3, 2026).

✓ domain continuity 29 years registered✓ live verified Sep 3, 2026

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