These entries are queried from radb.net using whois, you can try my project getting these.
:AS53503 route: 198.73.241.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS53503 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.73.241.0/24 origin: AS53503 mnt-by: NEARFIELD created: 2016-06-27T09:55:15Z last-modified: 2018-09-04T18:28:40Z source: RIPE-NONAUTH remarks: This object was created because no information currently exists in any current IRR database. This record was created to help the Internet community identify responsible parties for this route in the event of routing issues, incorrectly entered announcements, network problems, etc. Please contact noc [at] nearfield-solutions.net for routing and networking queries, and admin [at] nlkconsultants.com for legal (DMCA) and abuse queries. An rwhois server is also operated that contains updated information about customer allocated IP assignments. 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: 198.73.242.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS53503 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.73.242.0/24 origin: AS53503 mnt-by: NEARFIELD created: 2016-06-27T09:56:34Z last-modified: 2018-09-04T18:28:40Z source: RIPE-NONAUTH remarks: This object was created because no information currently exists in any current IRR database. This record was created to help the Internet community identify responsible parties for this route in the event of routing issues, incorrectly entered announcements, network problems, etc. Please contact noc [at] nearfield-solutions.net for routing and networking queries, and admin [at] nlkconsultants.com for legal (DMCA) and abuse queries. An rwhois server is also operated that contains updated information about customer allocated IP assignments. 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: 198.73.243.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS53503 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.73.243.0/24 origin: AS53503 mnt-by: NEARFIELD created: 2016-06-27T09:58:07Z last-modified: 2018-09-04T18:28:40Z source: RIPE-NONAUTH remarks: This object was created because no information currently exists in any current IRR database. This record was created to help the Internet community identify responsible parties for this route in the event of routing issues, incorrectly entered announcements, network problems, etc. Please contact noc [at] nearfield-solutions.net for routing and networking queries, and admin [at] nlkconsultants.com for legal (DMCA) and abuse queries. An rwhois server is also operated that contains updated information about customer allocated IP assignments. 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: 198.73.244.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS53503 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.73.244.0/24 origin: AS53503 remarks: This object was created because no information currently exists in any current IRR database. This record was created to help the Internet community identify responsible parties for this route in the event of routing issues, incorrectly entered announcements, network problems, etc. Please contact noc [at] nearfield-solutions.net for routing and networking queries, and admin [at] nlkconsultants.com for legal (DMCA) and abuse queries. An rwhois server is also operated that contains updated information about customer allocated IP assignments. mnt-by: NEARFIELD created: 2016-06-27T09:59:42Z last-modified: 2018-09-04T18:28:40Z source: RIPE-NONAUTH 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: 198.73.245.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS53503 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.73.245.0/24 origin: AS53503 remarks: This object was created because no information currently exists in any current IRR database. This record was created to help the Internet community identify responsible parties for this route in the event of routing issues, incorrectly entered announcements, network problems, etc. Please contact noc [at] nearfield-solutions.net for routing and networking queries, and admin [at] nlkconsultants.com for legal (DMCA) and abuse queries. An rwhois server is also operated that contains updated information about customer allocated IP assignments. mnt-by: NEARFIELD created: 2016-06-27T10:00:10Z last-modified: 2018-09-04T18:28:41Z source: RIPE-NONAUTH 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: 198.73.246.0/24 origin: AS53503 remarks: This object was created because no information currently exists in any current IRR database. This record was created to help the Internet community identify responsible parties for this route in the event of routing issues, incorrectly entered announcements, network problems, etc. Please contact noc [at] nearfield-solutions.net for routing and networking queries, and admin [at] nlkconsultants.com for legal (DMCA) and abuse queries. An rwhois server is also operated that contains updated information about customer allocated IP assignments. mnt-by: NEARFIELD created: 2016-06-27T10:00:32Z last-modified: 2018-09-04T18:28:41Z source: RIPE-NONAUTH 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: 198.73.247.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS53503 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.73.247.0/24 origin: AS53503 remarks: This object was created because no information currently exists in any current IRR database. This record was created to help the Internet community identify responsible parties for this route in the event of routing issues, incorrectly entered announcements, network problems, etc. Please contact noc [at] nearfield-solutions.net for routing and networking queries, and admin [at] nlkconsultants.com for legal (DMCA) and abuse queries. An rwhois server is also operated that contains updated information about customer allocated IP assignments. mnt-by: NEARFIELD created: 2016-06-27T10:01:00Z last-modified: 2018-09-04T18:28:41Z source: RIPE-NONAUTH 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: 198.73.248.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS53503 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.73.248.0/24 origin: AS53503 remarks: This object was created because no information currently exists in any current IRR database. This record was created to help the Internet community identify responsible parties for this route in the event of routing issues, incorrectly entered announcements, network problems, etc. Please contact noc [at] nearfield-solutions.net for routing and networking queries, and admin [at] nlkconsultants.com for legal (DMCA) and abuse queries. An rwhois server is also operated that contains updated information about customer allocated IP assignments. mnt-by: NEARFIELD created: 2016-06-27T10:01:24Z last-modified: 2018-09-04T18:28:41Z source: RIPE-NONAUTH 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: 198.73.249.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS53503 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.73.249.0/24 origin: AS53503 mnt-by: NEARFIELD created: 2016-06-27T10:01:49Z last-modified: 2018-09-04T18:28:41Z source: RIPE-NONAUTH remarks: This object was created because no information currently exists in any current IRR database. This record was created to help the Internet community identify responsible parties for this route in the event of routing issues, incorrectly entered announcements, network problems, etc. Please contact noc [at] nearfield-solutions.net for routing and networking queries, and admin [at] nlkconsultants.com for legal (DMCA) and abuse queries. An rwhois server is also operated that contains updated information about customer allocated IP assignments. 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: 198.73.250.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS53503 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.73.250.0/24 origin: AS53503 mnt-by: NEARFIELD mnt-by: GLBIX created: 2016-06-27T10:02:13Z last-modified: 2018-09-04T18:28:42Z source: RIPE-NONAUTH remarks: This object was created because no information currently exists in any current IRR database. This record was created to help the Internet community identify responsible parties for this route in the event of routing issues, incorrectly entered announcements, network problems, etc. Please contact noc [at] nearfield-solutions.net for routing and networking queries, and admin [at] nlkconsultants.com for legal (DMCA) and abuse queries. An rwhois server is also operated that contains updated information about customer allocated IP assignments. 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