Open Authority Rating
orcid.org
61/100
- Harmonic centrality rank
- #2,025
- PageRank rank
- #819
- Crawled hosts
- 27
- Crawl release
- cc-main-2026-aug-sep-oct
- Last computed
- Oct 28, 2026
Stronger than 99.99% of the 134,979,706 ranked domains (by harmonic centrality).
About this domain
- Registered
- Oct 29, 2009
- Registrar
- Network Solutions, LLC
- Registration expires
- Oct 29, 2028
- Hosting country
- US
- Hosting provider
- CLOUDFLARENET
- IPv6
- yes (AAAA)
- Email (MX)
- yes
- Nameservers
- frank.ns.cloudflare.com, heather.ns.cloudflare.com
- TLS certificate
- Sectigo Limited
- Certificate valid until
- Dec 31, 2026
- Homepage
- HTTP 200
- Page title
- ORCID
- Declared language
- en
Sources & freshness
- Registration: via rdap:rdap.publicinterestregistry.org, fetched Oct 28, 2026
- DNS: via doh, fetched Oct 28, 2026
- Hosting (IP→ASN): via iptoasn.com, fetched Oct 28, 2026
- TLS: via tls-handshake, fetched Oct 28, 2026
- Homepage: via homepage-fetch, fetched Oct 28, 2026
Facts we can’t prove are shown as unavailable — never estimated. Data refreshes roughly monthly.
OAR across crawl releases
| Crawl release | OAR |
|---|---|
| cc-main-2026-apr-may-jun | 61 |
| cc-main-2026-may-jun-jul | 60 |
| cc-main-2026-jun-jul-aug | 60 |
| cc-main-2026-jul-aug-sep | 60 |
| cc-main-2026-aug-sep-oct | 61 |
Dashed marks are crawl releases where orcid.org wasn’t in the link graph; gaps are shown honestly, never interpolated.