These entries are queried from radb.net using whois, you can try my project getting these.
:AS62537 route: 66.85.48.0/21 descr: SLINC origin: AS62537 mnt-by: MAINT-AS62537 changed: andrew [at] saucelabs.com 20150306 #19:08:01Z source: RADB last-modified: 2023-11-13T15:48:32Z rpki-ov-state: valid route: 66.85.48.0/24 descr: SLINC origin: AS62537 mnt-by: MAINT-AS62537 changed: andrew [at] saucelabs.com 20150306 #19:32:54Z source: RADB last-modified: 2023-11-13T15:48:32Z rpki-ov-state: valid route: 66.85.52.0/24 descr: SLINC origin: AS62537 mnt-by: MAINT-AS62537 changed: andrew [at] saucelabs.com 20150306 #19:34:33Z source: RADB last-modified: 2023-11-13T15:48:32Z rpki-ov-state: valid route: 66.85.54.0/24 descr: SLINC origin: AS62537 mnt-by: MAINT-AS62537 changed: andrew [at] saucelabs.com 20150306 #19:35:30Z source: RADB last-modified: 2023-11-13T15:48:32Z rpki-ov-state: valid route: 162.222.72.0/21 descr: SLINC origin: AS62537 mnt-by: MAINT-AS62537 changed: peering [at] saucelabs.com 20140707 #03:23:34Z source: RADB last-modified: 2023-11-13T15:48:32Z rpki-ov-state: valid route: 162.222.78.0/24 descr: SLINC origin: AS62537 mnt-by: MAINT-AS62537 changed: peering [at] saucelabs.com 20140707 #03:23:16Z source: RADB last-modified: 2023-11-13T15:48:32Z rpki-ov-state: valid route: 162.222.79.0/24 descr: SLINC origin: AS62537 mnt-by: MAINT-AS62537 changed: peering [at] saucelabs.com 20140707 #03:23:49Z source: RADB last-modified: 2023-11-13T15:48:32Z rpki-ov-state: valid route: 185.94.24.0/22 descr: SLINC origin: AS62537 mnt-by: MAINT-AS62537 changed: neteng [at] saucelabs.com 20180815 #22:17:23Z source: RADB last-modified: 2023-11-13T15:54:28Z rpki-ov-state: valid route: 185.94.24.0/22 origin: AS62537 mnt-by: US-SLINC-MNT created: 2019-11-12T13:54:57Z last-modified: 2019-11-12T13:54:57Z 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: valid route: 185.94.24.0/23 descr: SLINC origin: AS62537 mnt-by: MAINT-AS62537 changed: neteng [at] saucelabs.com 20180815 #22:17:54Z source: RADB last-modified: 2023-11-13T15:54:28Z rpki-ov-state: valid route: 185.94.24.0/23 origin: AS62537 mnt-by: US-SLINC-MNT created: 2019-11-12T13:55:39Z last-modified: 2019-11-12T13:55:39Z 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: valid route: 185.94.26.0/23 descr: SLINC origin: AS62537 mnt-by: MAINT-AS62537 changed: neteng [at] saucelabs.com 20180815 #22:19:11Z source: RADB last-modified: 2023-11-13T15:54:28Z rpki-ov-state: valid route: 185.94.26.0/23 origin: AS62537 mnt-by: US-SLINC-MNT created: 2018-09-12T16:36:56Z last-modified: 2018-09-12T16:36:56Z 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: valid