These entries are queried from radb.net using whois, you can try my project getting these.
:AS21965 route: 157.154.0.0/16 descr: Highmark, Inc. origin: AS21965 mnt-by: MAINT-AS27506 changed: fred.vonhoff [at] crowncastle.com 20200326 source: RADB last-modified: 2023-11-13T16:00:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.154.3.0/24 descr: HighMark Allegheny Health Network origin: AS21965 mnt-by: MAINT-AS27506 changed: probillard [at] lightower.com 20180501 source: RADB last-modified: 2023-11-13T15:53:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.154.4.0/22 descr: HighMark Allegheny Health Network origin: AS21965 mnt-by: MAINT-AS27506 changed: probillard [at] lightower.com 20180501 source: RADB last-modified: 2023-11-13T15:53:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.154.8.0/24 descr: HighMark Allegheny Health Network origin: AS21965 mnt-by: MAINT-AS27506 changed: probillard [at] lightower.com 20180501 source: RADB last-modified: 2023-11-13T15:53:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.154.11.0/24 descr: HighMark Allegheny Health Network origin: AS21965 mnt-by: MAINT-AS27506 changed: probillard [at] lightower.com 20180501 source: RADB last-modified: 2023-11-13T15:53:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 157.154.20.0/24 origin: AS21965 descr: Highmark - BD admin-c: WWWAD-ARIN tech-c: WWWAD-ARIN mnt-by: MNT-HIGHM-5 created: 2024-03-04T14:16:49Z last-modified: 2024-03-04T14:16:49Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 165.232.0.0/16 descr: HighMark Allegheny Health Network origin: AS21965 mnt-by: MAINT-AS27506 changed: probillard [at] lightower.com 20180501 source: RADB last-modified: 2023-11-13T15:53:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 165.232.230.0/24 descr: Highmark, Inc. origin: AS21965 mnt-by: MAINT-AS27506 changed: nicholas.noda [at] crowncastle.com 20230626 source: RADB last-modified: 2023-11-13T16:17:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 165.232.255.0/24 descr: Highmark, Inc. origin: AS21965 mnt-by: MAINT-AS27506 changed: nicholas.noda [at] crowncastle.com 20230626 source: RADB last-modified: 2023-11-13T16:17:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 167.164.0.0/16 descr: Highmark, Inc. origin: AS21965 mnt-by: MAINT-AS27506 changed: fred.vonhoff [at] crowncastle.com 20200326 source: RADB last-modified: 2023-11-13T16:00:17Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 167.164.3.0/24 descr: HighMark Allegheny Health Network origin: AS21965 mnt-by: MAINT-AS27506 changed: probillard [at] lightower.com 20180501 source: RADB last-modified: 2023-11-13T15:53:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 167.164.4.0/22 descr: HighMark Allegheny Health Network origin: AS21965 mnt-by: MAINT-AS27506 changed: probillard [at] lightower.com 20180501 source: RADB last-modified: 2023-11-13T15:53:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 167.164.8.0/24 descr: HighMark Allegheny Health Network origin: AS21965 mnt-by: MAINT-AS27506 changed: probillard [at] lightower.com 20180501 source: RADB last-modified: 2023-11-13T15:53:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 167.164.11.0/24 descr: HighMark Allegheny Health Network origin: AS21965 mnt-by: MAINT-AS27506 changed: probillard [at] lightower.com 20180501 source: RADB last-modified: 2023-11-13T15:53:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 167.164.20.0/24 origin: AS21965 descr: Highmark - SF admin-c: WWWAD-ARIN tech-c: WWWAD-ARIN mnt-by: MNT-HIGHM-5 created: 2024-03-04T14:17:32Z last-modified: 2024-03-04T14:17:32Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.5.7.0/24 descr: HighMark Allegheny Health Network origin: AS21965 mnt-by: MAINT-AS27506 changed: probillard [at] lightower.com 20180501 source: RADB last-modified: 2023-11-13T15:53:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.152.123.0/24 origin: AS21965 descr: Highmark - PGH admin-c: WWWAD-ARIN tech-c: WWWAD-ARIN mnt-by: MNT-HIGHM-5 created: 2024-03-01T21:11:33Z last-modified: 2024-03-01T21:11:33Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.200.198.0/24 descr: HighMark Allegheny Health Network origin: AS21965 mnt-by: MAINT-AS27506 changed: probillard [at] lightower.com 20180501 source: RADB last-modified: 2023-11-13T15:53:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.203.131.0/24 descr: HighMark Allegheny Health Network origin: AS21965 mnt-by: MAINT-AS27506 changed: probillard [at] lightower.com 20180501 source: RADB last-modified: 2023-11-13T15:53:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.190.160.0/24 origin: AS21965 descr: Highmark - EQ-DC admin-c: WWWAD-ARIN tech-c: WWWAD-ARIN mnt-by: MNT-HIGHM-5 created: 2024-03-01T21:34:19Z last-modified: 2024-03-01T21:34:19Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.69.181.0/24 descr: HighMark Allegheny Health Network origin: AS21965 mnt-by: MAINT-AS27506 changed: probillard [at] lightower.com 20180501 source: RADB last-modified: 2023-11-13T15:53:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 204.69.182.0/24 descr: HighMark Allegheny Health Network origin: AS21965 mnt-by: MAINT-AS27506 changed: probillard [at] lightower.com 20180501 source: RADB last-modified: 2023-11-13T15:53:27Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source