These entries are queried from radb.net using whois, you can try my project getting these.
:AS263531 route: 191.5.32.0/20 origin: AS263531 descr: Customer American Tower mnt-by: MAINT-AS23106 changed: bgp.fibra [at] americantower.com 20200110 #21:24:52Z source: RADB last-modified: 2023-11-13T16:11:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.5.32.0/22 origin: AS263531 descr: Customer American Tower mnt-by: MAINT-AS23106 changed: bgp.fibra [at] americantower.com 20200110 #21:25:25Z source: RADB last-modified: 2023-11-13T16:11:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.5.32.0/24 origin: AS263531 descr: Customer American Tower mnt-by: MAINT-AS23106 changed: bgp.fibra [at] americantower.com 20200110 #21:25:53Z source: RADB last-modified: 2023-11-13T16:11:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.5.33.0/24 origin: AS263531 descr: Customer American Tower mnt-by: MAINT-AS23106 changed: bgp.fibra [at] americantower.com 20200110 #21:26:32Z source: RADB last-modified: 2023-11-13T16:11:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.5.36.0/23 origin: AS263531 descr: Customer American Tower mnt-by: MAINT-AS23106 changed: bgp.fibra [at] americantower.com 20200110 #21:26:58Z source: RADB last-modified: 2023-11-13T16:11:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.5.36.0/24 origin: AS263531 descr: Customer American Tower mnt-by: MAINT-AS23106 changed: bgp.fibra [at] americantower.com 20200110 #21:27:27Z source: RADB last-modified: 2023-11-13T16:11:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.5.37.0/24 origin: AS263531 descr: Customer American Tower mnt-by: MAINT-AS23106 changed: bgp.fibra [at] americantower.com 20200110 #21:27:55Z source: RADB last-modified: 2023-11-13T16:11:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.5.39.0/24 origin: AS263531 descr: Customer American Tower mnt-by: MAINT-AS23106 changed: bgp.fibra [at] americantower.com 20200110 #21:28:48Z source: RADB last-modified: 2023-11-13T16:11:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.5.40.0/22 origin: AS263531 descr: Customer American Tower mnt-by: MAINT-AS23106 changed: bgp.fibra [at] americantower.com 20200110 #21:29:30Z source: RADB last-modified: 2023-11-13T16:11:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.5.44.0/22 origin: AS263531 descr: Customer American Tower mnt-by: MAINT-AS23106 changed: bgp.fibra [at] americantower.com 20200110 #21:30:10Z source: RADB last-modified: 2023-11-13T16:11:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 191.5.47.0/24 origin: AS263531 descr: Customer American Tower mnt-by: MAINT-AS23106 changed: bgp.fibra [at] americantower.com 20200110 #21:30:38Z source: RADB last-modified: 2023-11-13T16:11:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source