extropia.com

ExTropiA.com Web application development & online computer science tutorials

"I am happy to say that we have been using your Web Calendar within our UNIX Systems Administration group for nearly 2 years now.

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Authority

52/100

Safety

90/100

Registered

May 27, 1996

30 years old · Name.com, Inc.

4 of 5 safety checks passed (Sep 5, 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 May 27, 1996 — 30 years old.

checked now

Registrar today: Name.com, Inc. — unchanged since AboutUs began tracking (Sep 5, 2026).

checked now

Live site responds over HTTPS.

Trust record

Authority & Safety, with the evidence

How this is scored →

Authority 52/100 — ahead of 52% of scored sitesClear

Why this authority score

Prominence (Open PageRank 1.4/10)+4
Verified continuity: 30.1 years (RDAP registration)+11
Security & email hygiene+4
Calibration adjustment (published map)+9

Every point maps to a sentence. These lines sum to the model score of 28/99, which is what places this site at 52/100 against every other scored site.

Safety evidence

All checked sources came back clean

Site history

Dated record — historical facts always carry their date.

1996
Domain registered (May 27, 1996).
2026
Checked today — 4 of 5 safety checks passed (Sep 5, 2026).

✓ domain continuity 30 years registered✓ live verified Sep 5, 2026

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