Cocolog-tnc.com is a regional subdomain of Cocolog, a Japanese blogging platform operated by NIFTY Corporation, headquartered in Shinagawa, Tokyo. The service targets Japanese-language users and is credited with helping spark Japan's blogging boom. NIFTY brings over 20 years of experience operating community and network services.
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Authority
—/100
Safety
82/100
Registered
Nov 5, 2004
21 years old · Japan Registry Services Co., Ltd.
0 of 2 safety checks passed (Sep 3, 2026).
AboutUs has not vetted this site. 2 of 2 automated safety checks 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 Nov 5, 2004 — 21 years old.
checked now
Registrar today: Japan Registry Services Co., Ltd. — unchanged since AboutUs began tracking (Jul 22, 2026).
Authority: not enough signals yetSome caution flags
Why we're not scoring this yet
We withhold an authority number until independent evidence (global rank, link-graph presence) has accrued. The facts we do have about this site are shown below — we'd rather say “not enough signals yet” than invent a low score.
Safety evidence
No valid HTTPS today
No MX and no DMARC (mild)
Site history
Dated record — historical facts always carry their date.