checkref.org
checkref.org is a live English-language website hosted on Cloudflare, Inc. (AS13335) in the United States, served by Cloudflare. cl0q first saw it on 2026-08-30 and last crawled it on 2026-08-30. It resolves to 104.21.43.247 and has mail (MX) records set up.
How the site describes itself:
CheckRef — Scholarly Reference Validation
CheckRef — Scholarly reference validation. Verify bibliographic citations against DOI.org, Crossref, and OpenAlex before submission or publication.
| Status | 200 OK — live & indexed by cl0q |
|---|---|
| First seen | 2026-08-30 |
| Last crawled | 2026-08-30 |
| IPv4 | 104.21.43.247 |
| IPv6 | 2606:4700:3032::ac43:bea8 |
| Network | AS13335 Cloudflare, Inc. · California |
| Mail (MX) | mx0.mail.ovh.net,mx1.mail.ovh.net,mx2.mail.ovh.net,mx3.mail.ovh.net |
| Language | en |
| Server | cloudflare |