Open Authority Rating
openjsf.org
55/100
- Harmonic centrality rank
- #4,286
- PageRank rank
- #4,200
- Crawled hosts
- 24
- Crawl release
- cc-main-2026-jun-jul-aug
- Last computed
- Aug 31, 2026
Stronger than 99.99% of the 119,722,885 ranked domains (by harmonic centrality).
About this domain
- Registered
- Feb 22, 2019
- Registrar
- 1API GmbH
- Registration expires
- Feb 22, 2027
- Hosting country
- US
- Hosting provider
- AMAZON-02
- IPv6
- no
- Email (MX)
- yes
- Nameservers
- ns1.dnsimple-edge.com, ns2.dnsimple-edge.net, ns3.dnsimple-edge.io, ns4.dnsimple-edge.org
- TLS certificate
- Let's Encrypt
- Certificate valid until
- Nov 24, 2026
- Homepage
- HTTP 200
- Page title
- A safe and modern home for JavaScript technologies | OpenJS Foundation
- Declared language
- en
Sources & freshness
- Registration: via rdap:rdap.publicinterestregistry.org, fetched Aug 29, 2026
- DNS: via doh, fetched Aug 29, 2026
- Hosting (IP→ASN): via iptoasn.com, fetched Aug 29, 2026
- TLS: via tls-handshake, fetched Aug 29, 2026
- Homepage: via homepage-fetch, fetched Aug 29, 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 | 57 |
| cc-main-2026-may-jun-jul | 56 |
| cc-main-2026-jun-jul-aug | 55 |
Dashed marks are crawl releases where openjsf.org wasn’t in the link graph; gaps are shown honestly, never interpolated.