These entries are queried from radb.net using whois, you can try my project getting these.
:AS36823 route: 74.120.144.0/22 descr: Martin's Point HealthCare origin: AS36823 mnt-by: MAINT-TVC changed: dan [at] firstlight.net 20180720 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 74.120.144.0/22 descr: RR-RC-Martins Point Healthcare-Portland origin: AS36823 notify: publicipaddressing [at] charter.com mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 74.120.144.0/23 origin: AS36823 descr: Martins Point Health Care 331 veranda st Portland ME 04104 United States admin-c: NOC32454-ARIN tech-c: NOC32454-ARIN mnt-by: MNT-MARTI-46 created: 2022-11-09T02:06:13Z last-modified: 2023-08-25T18:48:49Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 74.120.146.0/23 descr: RR-RC-MARTIN'S POINT HEALTH CARE-Northeast origin: AS36823 admin-c: IPADD1-ARIN tech-c: IPADD1-ARIN notify: PublicIPAdressing [at] charter.com mnt-by: MAINT-RR changed: PublicIPAdressing [at] charter.com 20230110 source: RADB last-modified: 2023-11-13T16:15:20Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 74.120.146.0/23 origin: AS36823 descr: Martins Point Health Care 331 veranda st Portland ME 04104 United States admin-c: NOC32454-ARIN tech-c: NOC32454-ARIN mnt-by: MNT-MARTI-46 created: 2022-11-09T02:04:24Z last-modified: 2023-08-25T18:48:49Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source