These entries are queried from radb.net using whois, you can try my project getting these.
:AS12003 route: 64.122.0.0/20 descr: PNAP-SEA integra routes origin: AS12003 mnt-by: MAINT-AS1828 changed: rrudd [at] internap.com 20010822 source: RADB last-modified: 2023-11-13T16:13:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 64.122.16.0/20 descr: PNAP-DEN integra routes origin: AS12003 mnt-by: MAINT-AS1828 changed: rrudd [at] internap.com 20010822 source: RADB last-modified: 2023-11-13T16:13:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 70.99.0.0/24 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS12003 remarks: Proxy add for customer Integra mnt-by: MAINT-AS7922 changed: chris_johnson8 [at] cable.comcast.com 20141209 source: RADB last-modified: 2023-11-13T15:54:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source