optica.org

Optica

Optica is a professional society for optics and photonics researchers and practitioners. It provides peer-reviewed publications (20 journals), conferences, and membership programs to advance light science and technology. The organization hosts major international events including Frontiers in Optics, CLEO, and OFC conferences.

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Authority

99/100

Safety

90/100

Registered

May 10, 2016

10 years old · GoDaddy.com, LLC

On record

since 2014

All 5 safety checks passed (Sep 5, 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 May 10, 2016 — 10 years old.

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Registrar today: GoDaddy.com, LLC — unchanged since AboutUs began tracking (Aug 24, 2026).

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Live site responds over HTTPS.

Trust record

Authority & Safety, with the evidence

How this is scored →

Authority 99/100 — in the top 1% of scored sitesClear

Why this authority score

Prominence (Tranco rank #18,206; Open PageRank 8.1/10)+18
Verified continuity: 10.3 years (RDAP registration)+8
Security & email hygiene+4
Prominence × continuity interaction+1
Calibration adjustment (published map)+24

Every point maps to a sentence. These lines sum to the model score of 55/99, which is what places this site at 99/100 against every other scored site.

Safety evidence

All checked sources came back clean

Site history

Dated record — historical facts always carry their date.

2014
First tracked by AboutUs (Mar 31, 2014).
2016
Domain registered (May 10, 2016).
2026
Checked today — All 5 safety checks passed (Sep 5, 2026).

✓ domain continuity 10 years registered✓ live verified Sep 5, 2026

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