These entries are queried from radb.net using whois, you can try my project getting these.
:AS328207 route: 196.251.240.0/24 descr: OFFICE TECH origin: AS328207 mnt-by: OT5-MNT changed: *** [at] officepointeg.com 20181029 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 196.251.241.0/24 descr: OFFICE TECH origin: AS328207 mnt-by: OT5-MNT changed: *** [at] officepointeg.com 20181029 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 196.251.242.0/24 descr: OFFICE TECH origin: AS328207 mnt-by: OT5-MNT changed: *** [at] officepointeg.com 20181029 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 196.251.243.0/24 descr: OFFICE TECH origin: AS328207 mnt-by: OT5-MNT changed: *** [at] officepointeg.com 20181029 source: AFRINIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source