These entries are queried from radb.net using whois, you can try my project getting these.
:AS138038 route6: 2403:5180:1::/48 descr: Wolf Network Lab origin: AS138038 mnt-by: MAINT-WOLFLAB changed: trustywolf [at] wolflab.net 20180807 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2403:5180:1::/48 descr: Vultr Customer Route origin: AS138038 notify: network [at] choopa.com mnt-by: MAINT-AS20473 changed: network [at] choopa.com 20221210 #00:38:07-18000 source: RADB last-modified: 2023-11-13T16:13:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2602:feda:af2::/48 descr: Wolf Network Lab origin: AS138038 mnt-by: MNT-NRL-25 changed: noc [at] nat.moe 20180807 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2602:feda:af2::/48 descr: Wolf Network Lab origin: AS138038 mnt-by: MAINT-WOLFLAB changed: trustywolf [at] wolflab.net 20180807 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2602:feda:af2::/48 descr: Wolf Network Lab origin: AS138038 mnt-by: MAINT-AS9312 changed: david [at] xtom.com 20180807 #07:56:26Z source: RADB last-modified: 2023-11-13T15:54:24Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source