These entries are queried from radb.net using whois, you can try my project getting these.
:AS13592 route: 67.208.164.0/22 descr: RCN Metro Optical Networks - PHL origin: AS13592 remarks: PHL mnt-by: MAINT-AS27506 changed: Ronald.Wilson [at] rcnmetro.com 20090611 #12:53:54Z source: RADB last-modified: 2023-11-13T15:42:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 67.208.172.0/22 descr: RCN Metro Optical Networks - PHL origin: AS13592 remarks: PHL mnt-by: MAINT-AS27506 changed: Ronald.Wilson [at] rcnmetro.com 20090611 #12:56:28Z source: RADB last-modified: 2023-11-13T15:42:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 184.75.204.0/24 descr: Sidera-Philly_Mrkt origin: AS13592 mnt-by: MAINT-AS27506 changed: ronald.wilson [at] sidera.net 20120531 #16:10:54Z source: RADB last-modified: 2023-11-13T15:42:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source