These entries are queried from radb.net using whois, you can try my project getting these.
:AS1420 route: 12.158.17.0/24 descr: STL Office Solutions origin: AS1420 mnt-by: CTI-MNT changed: ccs_ip-admin [at] cable.comcast.com 20100712 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.255.164.0/22 descr: STL Office Solutions origin: AS1420 mnt-by: CTI-MNT changed: ccs_ip-admin [at] cable.comcast.com 20100711 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.255.164.0/22 descr: Frontier Communications (ARIN OrgID: FRTR) origin: AS1420 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: remarks: Proxy-registered route object remarks: for Frontier BGP customer remarks: mnt-by: MAINT-AS5650 changed: mike.guarino [at] frontiercorp.com 20130610 source: RADB last-modified: 2024-02-15T15:38:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source