bh4.org

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BH4 - Tetrahydrobiopterin Deficiencies

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Authority

39/100

Safety

85/100

Registered

Jun 2, 2000

26 years old · Name.com, Inc.

1 of 2 safety checks passed (Sep 8, 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 Jun 2, 2000 — 26 years old.

checked now

Registrar today: Name.com, Inc. — unchanged since AboutUs began tracking (Sep 8, 2026).

Trust record

Authority & Safety, with the evidence

How this is scored →

Authority 39/100 — ahead of 39% of scored sitesSome caution flags

Why this authority score

Prominence (Open PageRank 1.1/10)+4
Verified continuity: 26.2 years (RDAP registration)+11
Security & email hygiene+3
Calibration adjustment (published map)+4

Every point maps to a sentence. These lines sum to the model score of 22/99, which is what places this site at 39/100 against every other scored site.

Safety evidence

No valid HTTPS today

Site history

Dated record — historical facts always carry their date.

2000
Domain registered (Jun 2, 2000).
2026
Checked today — 1 of 2 safety checks passed (Sep 8, 2026).

✓ domain continuity 26 years registered✓ live verified Sep 8, 2026

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