These entries are queried from radb.net using whois, you can try my project getting these.
:AS22230 route: 192.100.0.0/24 descr: Integra Telecom Route Object origin: AS22230 remarks: Integra Telecom Customer remarks: contacts per RFC2142: remarks: Abuse / UCE reports abuse [at] integratelecom.com remarks: SWIP Issues ipadmin [at] integratelecom.com notify: bgp [at] integra.net mnt-by: MAINT-AS7385 changed: Alan.Matsuzaki [at] integratelecom.com 20150423 source: RADB last-modified: 2023-11-13T16:11:47Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.137.160.0/20 descr: Peer1 route object origin: AS22230 mnt-by: maint-as13768 changed: jbains [at] peer1.net 20020104 changed: rerickson [at] peer1.com 20071129 source: RADB last-modified: 2023-11-13T15:39:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source