These entries are queried from radb.net using whois, you can try my project getting these.
:AS26520 route: 23.171.88.0/24 origin: AS26520 descr: HLITSERVICE IPv4 block admin-c: LEWAN47-ARIN tech-c: LEWAN47-ARIN mnt-by: MNT-HL-733 created: 2024-02-09T21:45:53Z last-modified: 2024-02-09T21:45:53Z source: ARIN rpki-ov-state: valid route: 74.205.138.0/24 descr: Proxy Registered by IRIS Networks for Airnet origin: AS26520 mnt-by: MAINT-TITGL changed: tjackson [at] iristransport.com 20100930 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 74.205.138.0/24 descr: Proxy Registered by IRIS Networks for Airnet origin: AS26520 mnt-by: MAINT-AS11758 changed: ihutchinson [at] iristransport.com 20151020 source: RADB last-modified: 2023-11-13T15:48:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2602:f987::/36 origin: AS26520 descr: AS26520 IPv6 NETBLOCK admin-c: LEWAN47-ARIN tech-c: LEWAN47-ARIN mnt-by: MNT-HL-733 created: 2024-04-25T20:46:47Z last-modified: 2024-04-25T20:46:47Z source: ARIN rpki-ov-state: valid