nnlm.gov

Nnlm.gov

About the National Network of Libraries of Medicine (NN/LM) The mission of the National Network of Libraries of Medicine (NN/LM) is to advance the progress of medicine and improve the public health by providing all U.S.

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Authority

93/100

Safety

90/100

Registered

Jan 6, 1999

27 years old · get.gov

All 5 safety checks passed (Sep 3, 2026).

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 Jan 6, 1999 — 27 years old.

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Registrar today: get.gov — unchanged since AboutUs began tracking (Aug 23, 2026).

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Live site responds over HTTPS.

Trust record

Authority & Safety, with the evidence

How this is scored →

Authority 93/100 — ahead of 93% of scored sitesClear

Why this authority score

Prominence (Tranco rank #231,660; Open PageRank 4.3/10)+11
Verified continuity: 27.6 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 47/99, which is what places this site at 93/100 against every other scored site.

Safety evidence

All checked sources came back clean

Site history

Dated record — historical facts always carry their date.

1999
Domain registered (Jan 6, 1999).
2026
Checked today — All 5 safety checks passed (Sep 3, 2026).

✓ domain continuity 27 years registered✓ live verified Sep 3, 2026

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