Open Authority Rating
achtbaan.com
8/100
- Harmonic centrality rank
- #56,302,318
- PageRank rank
- #8,855,914
- Crawled hosts
- 1
- Crawl release
- cc-main-2026-jul-aug-sep
- Last computed
- Oct 17, 2026
Stronger than 57% of the 133,241,980 ranked domains (by harmonic centrality).
About this domain
- Registered
- Jan 29, 2023
- Registrar
- Key-Systems GmbH
- Registration expires
- Jan 29, 2027
- Hosting country
- US
- Hosting provider
- CLOUDFLARENET
- IPv6
- yes (AAAA)
- Email (MX)
- yes
- Nameservers
- lana.ns.cloudflare.com, plato.ns.cloudflare.com
- TLS certificate
- Google Trust Services
- Certificate valid until
- Nov 27, 2026
- Homepage
- HTTP 200
- Page title
- Achtbaan: The Roller Coaster Thrill Index and Rankings
- Declared language
- en
Sources & freshness
- Registration: via rdap:rdap.verisign.com, fetched Oct 17, 2026
- DNS: via doh, fetched Oct 17, 2026
- Hosting (IP→ASN): via iptoasn.com, fetched Oct 17, 2026
- TLS: via tls-handshake, fetched Oct 17, 2026
- Homepage: via homepage-fetch, fetched Oct 17, 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 | not in this crawl |
| cc-main-2026-may-jun-jul | 7 |
| cc-main-2026-jun-jul-aug | 8 |
| cc-main-2026-jul-aug-sep | 8 |
Dashed marks are crawl releases where achtbaan.com wasn’t in the link graph; gaps are shown honestly, never interpolated.