These entries are queried from radb.net using whois, you can try my project getting these.
:AS15248 route: 104.194.27.0/24 descr: Metaswitch Networks descr: 100 Church Street descr: Enfield descr: Middlesex, EN2 6BQ descr: UNITED KINGDOM origin: AS15248 mnt-by: MNT-DCC-138 changed: alex.moore [at] metaswitch.com 20190801 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.91.191.0/24 descr: Microsoft Azure for Operators origin: AS15248 org: ORG-DCL4-RIPE mnt-by: DC-MNT-RIPE created: 2012-03-31T14:27:00Z last-modified: 2022-10-31T12:08:11Z 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: 192.91.191.0/24 descr: Adapt route origin: AS15248 mnt-by: MAINT-AS14492 changed: hostmaster [at] datapipe.com 20161205 #13:27:11Z source: RADB last-modified: 2023-11-13T15:50:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.147.226.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS15248 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: 205.196.118.0/23 descr: Metaswitch Networks descr: 11600 Sunrise Valley Drive descr: Suite 250 descr: Reston, VA 20191 descr: UNITED STATES origin: AS15248 mnt-by: MNT-DCC-138 changed: alex.moore [at] metaswitch.com 20120308 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.196.118.0/24 descr: Metaswitch Networks descr: 6800 Millcreek Drive descr: Mississauga descr: ON, L5N 4J9 descr: CANADA origin: AS15248 mnt-by: MNT-DCC-138 changed: alex.moore [at] metaswitch.com 20120418 changed: alex.moore [at] metaswitch.com 20190701 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.196.119.0/24 descr: Metaswitch Networks descr: Level 5, AIA Tower descr: 34 Manners Street descr: Te Aro descr: Wellington 6011 descr: NEW ZEALAND origin: AS15248 mnt-by: MNT-DCC-138 changed: alex.moore [at] metaswitch.com 20120418 changed: alex.moore [at] metaswitch.com 20130813 changed: alex.moore [at] metaswitch.com 20190701 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 205.196.119.0/24 descr: RS-RC-Metaswitch Networks Corp origin: AS15248 mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:104:4000::/44 descr: Metaswitch Networks origin: AS15248 org: ORG-DCL4-RIPE mnt-by: DC-MNT-RIPE mnt-routes: DC-MNT-RIPE created: 2012-08-08T09:51:45Z last-modified: 2018-09-04T19:41:58Z 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 route6: 2620:104:4000::/46 origin: AS15248 descr: Metaswitch Networks 33 Genotin Road Enfield Middlesex, EN1 2AG UNITED KINGDOM admin-c: AMO106-ARIN tech-c: AMO106-ARIN mnt-by: MNT-DCC-138 created: 2020-11-26T00:33:29Z last-modified: 2020-11-26T00:33:29Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:104:4000::/47 descr: Metaswitch Networks descr: 100 Church Street descr: Enfield descr: Middlesex, EN2 6BQ descr: UNITED KINGDOM origin: AS15248 mnt-by: MNT-DCC-138 changed: alex.moore [at] metaswitch.com 20111012 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:104:4000::/47 descr: Metaswitch Networks origin: AS15248 org: ORG-DCL4-RIPE mnt-by: DC-MNT-RIPE created: 2012-04-17T13:10:17Z last-modified: 2018-09-04T19:41:49Z 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 route6: 2620:104:4000::/47 descr: Adapt V6 route origin: AS15248 mnt-by: MAINT-AS14492 changed: hostmaster [at] datapipe.com 20170221 #15:40:15Z source: RADB last-modified: 2023-11-13T15:50:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:104:4000::/48 descr: Adapt V6 route origin: AS15248 mnt-by: MAINT-AS14492 changed: hostmaster [at] datapipe.com 20170221 #15:38:15Z source: RADB last-modified: 2023-11-13T15:50:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:104:4000::/48 descr: Metaswitch Networks descr: 100 Church Street descr: Enfield descr: Middlesex, EN2 6BQ descr: UNITED KINGDOM origin: AS15248 mnt-by: MNT-DCC-138 changed: alex.moore [at] metaswitch.com 20120417 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:104:4000::/48 descr: Metaswitch Networks origin: AS15248 org: ORG-DCL4-RIPE mnt-by: DC-MNT-RIPE created: 2012-04-17T13:07:39Z last-modified: 2018-09-04T19:41:48Z 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 route6: 2620:104:4001::/48 descr: Adapt V6 route origin: AS15248 mnt-by: MAINT-AS14492 changed: hostmaster [at] datapipe.com 20170221 #15:41:49Z source: RADB last-modified: 2023-11-13T15:50:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:104:4001::/48 descr: Metaswitch Networks descr: Ross House descr: 1 Shirley Road descr: Enfield descr: Middlesex, EN2 6SB descr: UNITED KINGDOM origin: AS15248 mnt-by: MNT-DCC-138 changed: alex.moore [at] metaswitch.com 20120417 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:104:4001::/48 descr: Metaswitch Networks origin: AS15248 org: ORG-DCL4-RIPE mnt-by: DC-MNT-RIPE created: 2012-04-17T13:09:20Z last-modified: 2018-09-04T19:41:49Z 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 route6: 2620:104:4002::/48 origin: AS15248 descr: Metaswitch Networks 33 Genotin Road Enfield Middlesex, EN1 2AG UNITED KINGDOM admin-c: AMO106-ARIN tech-c: AMO106-ARIN mnt-by: MNT-DCC-138 created: 2020-11-26T00:30:56Z last-modified: 2020-11-26T00:30:56Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:104:4004::/48 descr: Metaswitch Networks descr: Causewayside House descr: 160 Causewayside descr: Edinburgh, EH9 1PR descr: UNITED KINGDOM origin: AS15248 mnt-by: MNT-DCC-138 changed: alex.moore [at] metaswitch.com 20120621 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:104:4004::/48 descr: Adapt v6 route origin: AS15248 mnt-by: MAINT-AS14492 changed: hostmaster [at] datapipe.com 20170221 #15:43:13Z source: RADB last-modified: 2023-11-13T15:50:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:104:4004::/48 descr: Metaswitch Networks origin: AS15248 org: ORG-DCL4-RIPE mnt-by: DC-MNT-RIPE created: 2012-06-21T18:31:46Z last-modified: 2018-09-04T19:41:54Z 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 route6: 2620:104:4005::/48 descr: Metaswitch Networks origin: AS15248 org: ORG-DCL4-RIPE mnt-by: DC-MNT-RIPE created: 2013-04-11T21:02:24Z last-modified: 2018-09-04T19:42:16Z 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 route6: 2620:104:4006::/48 descr: Metaswitch Networks origin: AS15248 org: ORG-DCL4-RIPE mnt-by: DC-MNT-RIPE created: 2013-04-25T11:04:15Z last-modified: 2018-09-04T19:42:18Z 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 route6: 2620:104:4008::/48 descr: Metaswitch Networks descr: 2401 Walsh Avenue descr: Santa Clara, CA 95051 descr: UNITED STATES origin: AS15248 mnt-by: MNT-DCC-138 changed: alex.moore [at] metaswitch.com 20111012 changed: alex.moore [at] metaswitch.com 20190701 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:104:400c::/48 descr: RS-RC-Metaswitch Networks Corp origin: AS15248 mnt-by: MAINT-RR changed: publicipaddressing [at] charter.com 20181017 #22:02:30Z source: RADB last-modified: 2023-11-13T16:15:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:104:400c::/48 descr: Metaswitch Networks descr: Level 5, AIA Tower descr: 34 Manners Street descr: Te Aro descr: Wellington 6011 descr: NEW ZEALAND origin: AS15248 mnt-by: MNT-DCC-138 changed: alex.moore [at] metaswitch.com 20111012 changed: alex.moore [at] metaswitch.com 20190701 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:104:400d::/48 descr: Metaswitch Networks descr: AWS Singapore descr: REPUBLIC OF SINGAPORE origin: AS15248 mnt-by: MNT-DCC-138 changed: alex.moore [at] metaswitch.com 20190701 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:104:400e::/48 descr: Metaswitch Networks descr: 6800 Millcreek Drive descr: Mississauga descr: ON, L5N 4J9 descr: CANADA origin: AS15248 mnt-by: MNT-DCC-138 changed: alex.moore [at] metaswitch.com 20111012 changed: alex.moore [at] metaswitch.com 20190701 source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source