teoria.com

Teoria.com Music Theory Web by teoria

Web site dedicated to the study of Music Theory.

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Authority

91/100

Safety

90/100

Registered

Mar 18, 1998

28 years old · Network Solutions, LLC

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.

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Domain registered Mar 18, 1998 — 28 years old.

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Registrar today: Network Solutions, LLC — unchanged since AboutUs began tracking (Sep 5, 2026).

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Live site responds over HTTPS.

Trust record

Authority & Safety, with the evidence

How this is scored →

Authority 91/100 — ahead of 91% of scored sitesClear

Why this authority score

Prominence (Tranco rank #269,042; Open PageRank 3.9/10)+10
Verified continuity: 28.4 years (RDAP registration)+11
Security & email hygiene+4
Calibration adjustment (published map)+21

Every point maps to a sentence. These lines sum to the model score of 46/99, which is what places this site at 91/100 against every other scored site.

Safety evidence

All checked sources came back clean

Site history

Dated record — historical facts always carry their date.

1998
Domain registered (Mar 18, 1998).
2026
Checked today — 4 of 5 safety checks passed (Sep 5, 2026).

✓ domain continuity 28 years registered✓ live verified Sep 5, 2026

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