These entries are queried from radb.net using whois, you can try my project getting these.
:AS29794 route: 209.49.76.0/24 descr: TPAC/R1-Xoma origin: AS29794 mnt-by: MPWR-MNT changed: ctran [at] telepacific.com 20130411 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.49.76.0/24 descr: NextWeb: R1-XOMA origin: AS29794 notify: tpwet [at] telepacific.com mnt-by: MAINT-AS16467 changed: tpwet [at] telepacific.com 20111229 #17:27:06Z source: RADB last-modified: 2023-11-13T15:41:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.59.242.0/23 descr: CohnReznick LLP origin: AS29794 mnt-by: MAINT-AS27506 changed: andrea.denis-samuel [at] crowncastle.com 20210909 source: RADB last-modified: 2023-11-13T16:08:12Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.59.243.0/24 descr: CohnReznick LLP origin: AS29794 mnt-by: MAINT-AS27506 changed: andrew.day [at] crowncastle.com 20191119 source: RADB last-modified: 2023-11-13T15:58:59Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source