These entries are queried from radb.net using whois, you can try my project getting these.
:AS54640 route: 170.53.0.0/16 origin: AS54640 descr: Proxy for The Moses H. Cone Memorial Hospital mnt-by: MAINT-AS2711 changed: chris.hansford [at] segra.com 20191111 #01:16:39Z source: RADB last-modified: 2023-11-13T15:58:38Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.53.0.0/23 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS54640 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: 170.53.2.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS54640 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: 170.53.4.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS54640 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: 170.53.5.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS54640 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: 170.53.6.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS54640 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: 170.53.7.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS54640 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: 170.53.8.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS54640 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: 170.53.9.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS54640 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: 170.53.10.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS54640 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: 170.53.12.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS54640 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: 170.53.13.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS54640 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: 170.53.15.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS54640 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: 170.53.16.0/20 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS54640 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: 170.53.24.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS54640 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: 170.53.25.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS54640 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: 170.53.27.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS54640 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: 170.53.28.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS54640 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: 170.53.29.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS54640 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: 198.140.224.0/24 origin: AS54640 descr: Proxy-registered route object for The Moses H. Cone Memorial Hospital. mnt-by: MAINT-AS2711 changed: kevin.houck [at] segra.com 20220527 #14:21:57Z source: RADB last-modified: 2023-11-13T16:11:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.233.113.0/24 origin: AS54640 descr: Proxy-registered route object for The Moses H. Cone Memorial Hospital. mnt-by: MAINT-AS2711 changed: kevin.houck [at] segra.com 20220527 #14:22:27Z source: RADB last-modified: 2023-11-13T16:11:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.233.114.0/24 origin: AS54640 descr: Proxy-registered route object for The Moses H. Cone Memorial Hospital. mnt-by: MAINT-AS2711 changed: kevin.houck [at] segra.com 20220527 #14:22:58Z source: RADB last-modified: 2023-11-13T16:11:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.167.132.0/23 origin: AS54640 descr: Proxy-registered route object for The Moses H. Cone Memorial Hospital. mnt-by: MAINT-AS2711 changed: kevin.houck [at] segra.com 20220527 #14:23:26Z source: RADB last-modified: 2023-11-13T16:11:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source