These entries are queried from radb.net using whois, you can try my project getting these.
:AS187 route: 72.42.112.0/24 descr: DNScast Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route: 72.42.113.0/24 descr: DNScast Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route: 72.42.114.0/24 descr: DNScast Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route: 72.42.115.0/24 descr: DNScast Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route: 72.42.116.0/24 descr: DNScast Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route: 72.42.117.0/24 descr: DNScast Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route: 72.42.118.0/24 descr: DNScast Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route: 72.42.119.0/24 descr: DNScast Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route: 72.42.120.0/24 descr: DNScast Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route: 72.42.121.0/24 descr: DNScast Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route: 72.42.122.0/24 descr: DNScast Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route: 72.42.123.0/24 descr: DNScast Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route: 72.42.124.0/24 descr: DNScast Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route: 72.42.125.0/24 descr: DNScast Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route: 72.42.126.0/24 descr: DNScast Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route: 72.42.127.0/24 descr: DNScast Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route: 203.119.88.0/23 descr: DNScast Anycast block origin: AS187 notify: radb [at] pch.net notify: gaurab [at] lahai.com mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130309 source: RADB last-modified: 2023-11-13T15:45:12Z rpki-ov-state: valid route: 203.119.88.0/23 origin: AS187 descr: Packet Clearing House 2355 Virginia Street mnt-by: MAINT-AP-PCH last-modified: 2019-08-26T17:41:10Z source: APNIC rpki-ov-state: valid route: 203.119.88.0/24 origin: AS187 descr: Packet Clearing House 2355 Virginia Street mnt-by: MAINT-AP-PCH last-modified: 2019-08-26T17:41:10Z source: APNIC rpki-ov-state: valid route: 203.119.89.0/24 origin: AS187 descr: Packet Clearing House 2355 Virginia Street mnt-by: MAINT-AP-PCH last-modified: 2019-08-26T17:41:11Z source: APNIC rpki-ov-state: valid route6: 2001:dd8:7::/48 origin: AS187 descr: Packet Clearing House 2355 Virginia Street mnt-by: MAINT-AP-PCH last-modified: 2019-08-26T17:41:28Z source: APNIC rpki-ov-state: valid route6: 2001:dd8:7::/48 descr: DNScast v6 block for DNS Anycast origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130312 source: RADB last-modified: 2023-11-13T15:45:12Z rpki-ov-state: valid route6: 2620:171:d00::/48 descr: DNScast v6 Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route6: 2620:171:d01::/48 descr: DNScast v6 Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route6: 2620:171:d02::/48 descr: DNScast v6 Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route6: 2620:171:d03::/48 descr: DNScast v6 Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route6: 2620:171:d04::/48 descr: DNScast v6 Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route6: 2620:171:d05::/48 descr: DNScast v6 Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route6: 2620:171:d06::/48 descr: DNScast v6 Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route6: 2620:171:d07::/48 descr: DNScast v6 Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route6: 2620:171:d08::/48 descr: DNScast v6 Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route6: 2620:171:d09::/48 descr: DNScast v6 Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route6: 2620:171:d0a::/48 descr: DNScast v6 Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route6: 2620:171:d0b::/48 descr: DNScast v6 Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route6: 2620:171:d0c::/48 descr: DNScast v6 Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route6: 2620:171:d0d::/48 descr: DNScast v6 Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route6: 2620:171:d0e::/48 descr: DNScast v6 Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid route6: 2620:171:d0f::/48 descr: DNScast v6 Anycast block origin: AS187 notify: radb [at] pch.net mnt-by: MAINT-AS3856 changed: kabindra [at] pch.net 20130418 source: RADB last-modified: 2023-11-13T15:45:23Z rpki-ov-state: valid