These entries are queried from radb.net using whois, you can try my project getting these.
:AS25048 route: 81.90.128.0/20 descr: DSNETHOSTING-81.90.128.0-20 origin: AS25048 notify: ripe-notify [at] dsnethosting.com mnt-by: DSNH-MNT mnt-routes: DSNH-MNT mnt-lower: DSNH-MNT created: 2002-07-09T11:33:07Z last-modified: 2002-07-09T11:33:07Z 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: 81.90.128.0/22 descr: DSNET-81.90.128.0-22 origin: AS25048 notify: ripe-notify [at] dsnethosting.com mnt-by: DSNH-MNT mnt-routes: DSNH-MNT mnt-lower: DSNH-MNT created: 2016-12-23T01:38:01Z last-modified: 2016-12-23T01:38:01Z 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: 81.90.132.0/24 descr: Vultr Customer Route origin: AS25048 notify: network [at] choopa.com mnt-by: MAINT-AS20473 changed: network [at] choopa.com 20221202 #00:35:38-18000 source: RADB last-modified: 2023-11-13T16:13:10Z rpki-ov-state: valid route: 81.90.132.0/24 descr: DSNET-81.90.132.0-24 origin: AS25048 notify: ripe-notify [at] dsnethosting.com mnt-by: DSNH-MNT mnt-routes: DSNH-MNT mnt-lower: DSNH-MNT created: 2021-01-02T21:55:12Z last-modified: 2021-01-02T21:55:12Z 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: 81.90.133.0/24 descr: DSNET-81.90.133.0-24 origin: AS25048 notify: ripe-notify [at] dsnethosting.com mnt-by: DSNH-MNT mnt-routes: DSNH-MNT mnt-lower: DSNH-MNT created: 2016-12-20T13:47:04Z last-modified: 2016-12-20T13:47:04Z 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: 81.90.135.0/24 descr: DSNET-81.90.135.0-24 origin: AS25048 notify: ripe-notify [at] dsnethosting.com mnt-by: DSNH-MNT mnt-routes: DSNH-MNT mnt-lower: DSNH-MNT created: 2021-01-02T21:56:19Z last-modified: 2021-01-02T21:56:19Z 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: 81.90.136.0/23 descr: DSNET-81.90.136.0-23 origin: AS25048 notify: ripe-notify [at] dsnethosting.com mnt-by: DSNH-MNT created: 2016-12-23T01:38:27Z last-modified: 2021-01-01T22:27:13Z 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: 81.90.139.0/24 descr: DSNET-81.90.139.0-24 origin: AS25048 notify: ripe-notify [at] dsnethosting.com mnt-by: DSNH-MNT mnt-routes: DSNH-MNT mnt-lower: DSNH-MNT created: 2021-01-02T21:57:32Z last-modified: 2021-01-02T21:57:32Z 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: 81.90.139.0/24 descr: Vultr Customer Route origin: AS25048 notify: network [at] choopa.com mnt-by: MAINT-AS20473 changed: network [at] choopa.com 20221202 #00:35:38-18000 source: RADB last-modified: 2023-11-13T16:13:10Z rpki-ov-state: valid route: 81.90.140.0/22 descr: SEYMOUR-81.90.140.0-22 origin: AS25048 notify: ripe-notify [at] dsnethosting.com mnt-by: DSNH-MNT mnt-routes: DSNH-MNT mnt-lower: DSNH-MNT created: 2013-09-27T16:29:59Z last-modified: 2015-07-23T16:02:21Z 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 route6: 2a00:e20::/29 descr: DSNETHOSTING-20081110-IPV6-2a00-e20 origin: AS25048 notify: ripe-notify [at] dsnethosting.com mnt-by: DSNH-MNT mnt-routes: DSNH-MNT mnt-lower: DSNH-MNT created: 2021-01-09T15:08:13Z last-modified: 2021-01-09T15:08:13Z 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 route6: 2a00:e20::/32 descr: Vultr Customer Route origin: AS25048 notify: network [at] choopa.com mnt-by: MAINT-AS20473 changed: network [at] choopa.com 20221210 #00:37:25-18000 source: RADB last-modified: 2023-11-13T16:13:12Z rpki-ov-state: valid route6: 2a00:e20::/32 descr: DSNETHOSTING-IPV6-2a00-e20 origin: AS25048 notify: ripe-notify [at] dsnethosting.com mnt-by: DSNH-MNT mnt-routes: DSNH-MNT mnt-lower: DSNH-MNT created: 2013-10-14T18:23:07Z last-modified: 2013-10-14T18:23:07Z 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 route6: 2a00:e21::/32 descr: DSNETHOSTING-IPV6-2a00-e21 origin: AS25048 notify: ripe-notify [at] dsnethosting.com mnt-by: DSNH-MNT mnt-routes: DSNH-MNT mnt-lower: DSNH-MNT created: 2021-01-06T16:30:18Z last-modified: 2021-01-06T16:30:18Z 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 route6: 2a00:e26::/32 descr: DSNETHOSTING-IPV6-2a00-e26 origin: AS25048 notify: ripe-notify [at] dsnethosting.com mnt-by: DSNH-MNT mnt-routes: DSNH-MNT mnt-lower: DSNH-MNT created: 2021-01-08T17:39:30Z last-modified: 2021-01-08T17:39:30Z 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