These entries are queried from radb.net using whois, you can try my project getting these.
:AS131657 route: 103.51.88.0/23 origin: AS131657 descr: Taiwan Network Information Center 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist. mnt-by: MAINT-TW-TWNIC last-modified: 2022-12-08T08:25:23Z source: APNIC rpki-ov-state: valid route: 103.51.88.0/23 origin: AS131657 descr: Customer Route - LOA provided mnt-by: MAINT-AS134823 changed: soc [at] imcloud.tw 20221214 #08:49:23Z source: RADB last-modified: 2023-11-13T16:13:13Z rpki-ov-state: valid route: 103.51.88.0/24 origin: AS131657 descr: Taiwan Network Information Center 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist. mnt-by: MAINT-TW-TWNIC last-modified: 2022-12-08T08:25:38Z source: APNIC rpki-ov-state: valid route: 103.51.88.0/24 origin: AS131657 descr: Customer Route - LOA provided mnt-by: MAINT-AS134823 changed: soc [at] imcloud.tw 20221214 #08:49:23Z source: RADB last-modified: 2023-11-13T16:13:13Z rpki-ov-state: valid route: 103.51.89.0/24 origin: AS131657 descr: Customer Route - LOA provided mnt-by: MAINT-AS134823 changed: soc [at] imcloud.tw 20221214 #08:49:23Z source: RADB last-modified: 2023-11-13T16:13:13Z rpki-ov-state: valid route: 103.51.89.0/24 origin: AS131657 descr: Taiwan Network Information Center 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist. mnt-by: MAINT-TW-TWNIC last-modified: 2022-12-08T08:25:56Z source: APNIC rpki-ov-state: valid route: 103.51.90.0/23 origin: AS131657 descr: Taiwan Network Information Center 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist. mnt-by: MAINT-TW-TWNIC last-modified: 2022-12-08T08:26:07Z source: APNIC rpki-ov-state: valid route: 103.51.90.0/23 origin: AS131657 descr: Customer Route - LOA provided mnt-by: MAINT-AS134823 changed: soc [at] imcloud.tw 20221214 #08:49:23Z source: RADB last-modified: 2023-11-13T16:13:13Z rpki-ov-state: valid route: 103.51.90.0/24 origin: AS131657 descr: Taiwan Network Information Center 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist. mnt-by: MAINT-TW-TWNIC last-modified: 2022-12-09T01:08:01Z source: APNIC rpki-ov-state: valid route: 103.51.90.0/24 origin: AS131657 descr: Customer Route - LOA provided mnt-by: MAINT-AS134823 changed: soc [at] imcloud.tw 20221214 #08:49:23Z source: RADB last-modified: 2023-11-13T16:13:13Z rpki-ov-state: valid route: 103.51.91.0/24 origin: AS131657 descr: Customer Route - LOA provided mnt-by: MAINT-AS134823 changed: soc [at] imcloud.tw 20221214 #08:49:23Z source: RADB last-modified: 2023-11-13T16:13:13Z rpki-ov-state: valid route: 103.51.91.0/24 origin: AS131657 descr: Taiwan Network Information Center 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist. mnt-by: MAINT-TW-TWNIC last-modified: 2022-12-08T08:27:23Z source: APNIC rpki-ov-state: valid route: 103.122.188.0/22 origin: AS131657 descr: Taiwan Network Information Center 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, mnt-by: MAINT-TW-TWNIC last-modified: 2020-01-17T02:53:23Z source: APNIC rpki-ov-state: valid route: 103.122.188.0/24 origin: AS131657 descr: Taiwan Network Information Center 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, mnt-by: MAINT-TW-TWNIC last-modified: 2020-01-17T02:53:42Z source: APNIC rpki-ov-state: valid route: 103.122.189.0/24 origin: AS131657 descr: Taiwan Network Information Center 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, mnt-by: MAINT-TW-TWNIC last-modified: 2020-01-17T02:54:12Z source: APNIC rpki-ov-state: valid route: 103.122.190.0/24 origin: AS131657 descr: Path Network, Inc. - Anycasted Proxy-Route for AS131657 mnt-by: MAINT-AS396998 notify: alex.hristov [at] path.net changed: alex.hristov [at] path.net 20230814 source: RADB last-modified: 2023-11-13T16:18:13Z rpki-ov-state: valid route: 103.122.190.0/24 origin: AS131657 descr: Taiwan Network Information Center 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, mnt-by: MAINT-TW-TWNIC last-modified: 2020-01-17T02:54:51Z source: APNIC rpki-ov-state: valid route: 103.122.191.0/24 origin: AS131657 descr: Taiwan Network Information Center 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, mnt-by: MAINT-TW-TWNIC last-modified: 2020-01-17T02:55:03Z source: APNIC rpki-ov-state: valid route: 103.122.191.0/24 origin: AS131657 descr: Path Network, Inc. - Anycasted Proxy-Route for AS131657 mnt-by: MAINT-AS396998 notify: alex.hristov [at] path.net changed: alex.hristov [at] path.net 20230811 source: RADB last-modified: 2023-11-13T16:18:12Z rpki-ov-state: valid route: 103.153.176.0/23 descr: Customer Route - LOA provided origin: AS131657 mnt-by: MAINT-AS134823 changed: soc [at] imcloud.tw 20200724 #08:00:00Z source: RADB last-modified: 2023-11-13T16:01:15Z rpki-ov-state: valid route: 103.153.176.0/23 origin: AS131657 descr: Taiwan Network Information Center 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist. mnt-by: MAINT-TW-TWNIC last-modified: 2020-07-24T07:46:27Z source: APNIC rpki-ov-state: valid route: 103.153.176.0/24 descr: Customer Route - LOA provided origin: AS131657 mnt-by: MAINT-AS134823 changed: soc [at] imcloud.tw 20200724 #08:00:00Z source: RADB last-modified: 2023-11-13T16:01:15Z rpki-ov-state: valid route: 103.153.176.0/24 origin: AS131657 descr: Taiwan Network Information Center 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist. mnt-by: MAINT-TW-TWNIC last-modified: 2020-07-24T07:46:59Z source: APNIC rpki-ov-state: valid route: 103.153.177.0/24 descr: Customer Route - LOA provided origin: AS131657 mnt-by: MAINT-AS134823 changed: soc [at] imcloud.tw 20200724 #08:00:00Z source: RADB last-modified: 2023-11-13T16:01:15Z rpki-ov-state: valid route: 103.153.177.0/24 origin: AS131657 descr: Taiwan Network Information Center 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist. mnt-by: MAINT-TW-TWNIC last-modified: 2020-07-24T07:47:35Z source: APNIC rpki-ov-state: valid route6: 2400:c9a0::/32 origin: AS131657 descr: Customer Route - LOA provided mnt-by: MAINT-AS134823 changed: soc [at] imcloud.tw 20221214 #20:49:23Z source: RADB last-modified: 2023-11-13T16:13:13Z rpki-ov-state: valid route6: 2400:c9e0::/32 origin: AS131657 descr: Customer Route - LOA provided mnt-by: MAINT-AS134823 changed: soc [at] imcloud.tw 20221214 #20:49:23Z source: RADB last-modified: 2023-11-13T16:13:13Z rpki-ov-state: valid