These entries are queried from radb.net using whois, you can try my project getting these.
:AS54210 route: 104.129.143.0/24 descr: Foursquare origin: AS54210 admin-c: SP112-ARIN tech-c: SP112-ARIN mnt-by: MAINT-AS8002 changed: billing [at] stealth.net 20181015 #19:24:26Z source: RADB last-modified: 2023-11-13T15:54:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 142.154.199.0/24 descr: Proxy route for AS54210 origin: AS54210 mnt-by: MAINT-AS8002 changed: billing [at] stealth.net 20170825 #19:42:16Z source: RADB last-modified: 2023-11-13T15:51:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.38.176.0/22 descr: Foursquare http://www.foursquare.com origin: AS54210 mnt-by: MAINT-AS54210 changed: r [at] foursquare.com 20130125 #18:04:38Z source: RADB last-modified: 2024-03-28T14:00:07Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.110.15.0/24 descr: Proxy fbo FourSquareLabs ASN54210 origin: AS54210 remarks: Windstream Footprint mnt-by: MAINT-AS7029 changed: Seth.Collins [at] windstream.com 20150501 source: RADB last-modified: 2023-11-13T15:47:25Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source