These entries are queried from radb.net using whois, you can try my project getting these.
:AS22436 route: 208.67.28.0/22 descr: Added for AS22436 origin: AS22436 mnt-by: MAINT-AS30517 changed: rbarber [at] everstream.net 20220324 source: RADB last-modified: 2023-11-13T16:10:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.67.29.0/24 origin: AS22436 descr: SonicNet admin-c: ABS12-ARIN tech-c: STAFF18-ARIN remarks: Entered by Fast-Air Internet to allow routing via notify: hostmaster [at] fast-air.net mnt-by: MAINT-AS55183 changed: mike.stafford [at] fast-air.net 20210413 #15:11:56Z source: RADB last-modified: 2023-11-13T16:05:29Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 208.67.31.0/24 origin: AS22436 descr: Frontier Communications (ARIN OrgID: FRTR) remarks: remarks: remarks: -- Operational Contacts -- remarks: Abuse / UCE: abuse [at] support.ftr.com remarks: NOC / Maint: support [at] support.ftr.com remarks: BGP Routing: bgp [at] support.ftr.com remarks: mnt-by: MAINT-AS5650 changed: chima.obi [at] ftr.com 20221018 #22:52:38Z source: RADB last-modified: 2024-02-15T15:38:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source