markbernstein.org

MarkBernstein.org

Home page of Mark Bernstein, chief scientist of Eastgate Systems.

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Authority

67/100

Safety

90/100

Registered

Sep 1, 2000

26 years old · pair Networks, Inc. d/b/a pair Domains

4 of 5 safety checks passed (Sep 4, 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 Sep 1, 2000 — 26 years old.

checked now

Registrar today: pair Networks, Inc. d/b/a pair Domains — unchanged since AboutUs began tracking (Aug 27, 2026).

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Live site responds over HTTPS.

Trust record

Authority & Safety, with the evidence

How this is scored →

Authority 67/100 — ahead of 67% of scored sitesClear

Why this authority score

Prominence (Open PageRank 3.5/10)+7
Verified continuity: 25.8 years (RDAP registration)+11
Security & email hygiene+3
Calibration adjustment (published map)+13

Every point maps to a sentence. These lines sum to the model score of 34/99, which is what places this site at 67/100 against every other scored site.

Safety evidence

Missing DMARC (mild)

Site history

Dated record — historical facts always carry their date.

2000
Domain registered (Sep 1, 2000).
2026
Checked today — 4 of 5 safety checks passed (Sep 4, 2026).

✓ domain continuity 26 years registered✓ live verified Sep 4, 2026

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