These entries are queried from radb.net using whois, you can try my project getting these.
:AS8694 route: 193.177.168.0/21 descr: Rotterdamse Electrische Tram N.V. origin: AS8694 notify: ip-office [at] kpn.com mnt-by: AS286-MNT created: 2009-12-07T10:37:21Z last-modified: 2009-12-07T10:37:21Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 193.177.192.0/21 descr: Rotterdamse Electrische Tram N.V. origin: AS8694 notify: ip-office [at] kpn.com mnt-by: AS286-MNT created: 2010-01-28T08:56:14Z last-modified: 2010-01-28T08:56:14Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 193.177.200.0/21 descr: Rotterdamse Electrische Tram N.V. origin: AS8694 notify: ip-office [at] kpn.com mnt-by: AS286-MNT created: 2010-01-28T08:56:14Z last-modified: 2010-01-28T08:56:14Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:67c:334::/48 descr: Rotterdamse Electrische Tram N.V. origin: AS8694 notify: kpn-ip-office [at] kpn.com mnt-by: MNT-KPN-CUS created: 2022-02-10T13:30:44Z last-modified: 2022-02-10T13:30:44Z source: RIPE remarks: **************************** remarks: * THIS OBJECT IS MODIFIED remarks: * Please note that all data that is generally regarded as personal remarks: * data has been removed from this object. remarks: * To view the original object, please query the RIPE Database at: remarks: * http://www.ripe.net/whois remarks: **************************** rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source