These entries are queried from radb.net using whois, you can try my project getting these.
:AS397311 route: 216.38.172.0/22 origin: AS397311 descr: 603 E Market Street Pottsville PA 17901 United States admin-c: KENNE671-ARIN tech-c: STOVE42-ARIN mnt-by: MNT-WTC-153 created: 2022-11-29T15:41:35Z last-modified: 2022-11-29T15:41:35Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.38.172.0/23 origin: AS397311 descr: 603 E Market Street Pottsville PA 17901 United States admin-c: KENNE671-ARIN tech-c: STOVE42-ARIN mnt-by: MNT-WTC-153 created: 2022-11-29T15:42:51Z last-modified: 2022-11-29T15:42:51Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.38.172.0/24 origin: AS397311 descr: 603 E Market Street Pottsville PA 17901 United States admin-c: KENNE671-ARIN tech-c: STOVE42-ARIN mnt-by: MNT-WTC-153 created: 2022-11-29T15:44:53Z last-modified: 2022-11-29T15:44:53Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.38.173.0/24 origin: AS397311 descr: 603 E Market Street Pottsville PA 17901 United States admin-c: KENNE671-ARIN tech-c: STOVE42-ARIN mnt-by: MNT-WTC-153 created: 2022-11-29T15:46:59Z last-modified: 2022-11-29T15:46:59Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.38.174.0/23 origin: AS397311 descr: 603 E Market Street Pottsville PA 17901 United States admin-c: KENNE671-ARIN tech-c: STOVE42-ARIN mnt-by: MNT-WTC-153 created: 2022-11-29T15:44:02Z last-modified: 2022-11-29T15:44:02Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.38.174.0/24 origin: AS397311 descr: 603 E Market Street Pottsville PA 17901 United States admin-c: KENNE671-ARIN tech-c: STOVE42-ARIN mnt-by: MNT-WTC-153 created: 2022-11-29T15:47:35Z last-modified: 2022-11-29T15:47:35Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 216.38.175.0/24 origin: AS397311 descr: 603 E Market Street Pottsville PA 17901 United States admin-c: KENNE671-ARIN tech-c: STOVE42-ARIN mnt-by: MNT-WTC-153 created: 2022-11-29T15:48:09Z last-modified: 2022-11-29T15:48:09Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source