These entries are queried from radb.net using whois, you can try my project getting these.
:AS17529 route: 58.146.0.0/18 descr: MEDIACAT CIDR BLOCK 8 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20240201 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 58.146.0.0/18 descr: MEDIACAT CIDR BLOCK 8 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20170414 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 58.146.0.0/18 descr: Community Network Center Inc. origin: AS17529 admin-c: JP00027336 tech-c: JP00027336 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: as9354 [at] cnci.co.jp 20120227 #05:48:08Z source: RADB last-modified: 2023-11-13T15:42:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 58.146.64.0/19 descr: MEDIACAT CIDR BLOCK 11 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20230901 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 58.146.64.0/19 descr: MEDIACAT CIDR BLOCK 11 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20170414 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 58.146.64.0/19 descr: Community Network Center Inc. origin: AS17529 admin-c: JP00027336 tech-c: JP00027336 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: as9354 [at] cnci.co.jp 20170227 #02:21:40Z source: RADB last-modified: 2023-11-13T15:50:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 61.211.128.0/20 descr: MEDIACAT CIDR BLOCK 7 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20170414 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 61.211.128.0/20 descr: MEDIACAT CIDR BLOCK 7 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20240201 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 61.211.128.0/20 descr: Community Network Center Inc. origin: AS17529 admin-c: JP00027336 tech-c: JP00027336 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: as9354 [at] cnci.co.jp 20120227 #05:51:23Z source: RADB last-modified: 2023-11-13T15:42:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 61.213.192.0/20 descr: PACNET (proxy-registered route object) origin: AS17529 remarks: This route object is for a PACNET customer route which is being exported under this origin AS. + This route object was created because no existing route object with the same origin was found, and since some PACNET peers filter based on these objects this route may be rejected if this object is not created. + Please contact abuse [at] pacnet.net if you have any Concerns regarding Spam/Abuses related to this object + Please contact ip-noc [at] pacnet.net if you have any other Questions regarding this object. notify: ip-noc [at] pacnet.net mnt-by: MAINT-AS4637 changed: ip-noc [at] pacnet.net 20100201 source: RADB last-modified: 2023-11-13T15:58:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 61.213.192.0/21 descr: MEDIACAT CIDR BLOCK 5 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20170414 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 61.213.192.0/21 descr: Community Network Center Inc. origin: AS17529 admin-c: JP00027336 tech-c: JP00027336 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: as9354 [at] cnci.co.jp 20120227 #05:52:48Z source: RADB last-modified: 2023-11-13T15:42:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 61.213.192.0/21 descr: MEDIACAT CIDR BLOCK 5 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20240201 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 61.213.200.0/21 descr: MEDIACAT CIDR BLOCK 1 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20240201 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 61.213.200.0/21 descr: Community Network Center Inc. origin: AS17529 admin-c: JP00027336 tech-c: JP00027336 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: as9354 [at] cnci.co.jp 20120227 #05:53:50Z source: RADB last-modified: 2023-11-13T15:42:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 61.213.200.0/21 descr: MEDIACAT CIDR BLOCK 1 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20170414 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 120.138.128.0/18 descr: MEDIACAT CIDR BLOCK 4 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20170414 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 120.138.128.0/18 descr: Community Network Center Inc. origin: AS17529 admin-c: JP00027336 tech-c: JP00027336 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: as9354 [at] cnci.co.jp 20120227 #05:56:20Z source: RADB last-modified: 2023-11-13T15:42:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 120.138.128.0/18 descr: MEDIACAT CIDR BLOCK 4 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20240201 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 124.241.128.0/18 descr: Community Network Center Inc. origin: AS17529 admin-c: JP00027336 tech-c: JP00027336 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: as9354 [at] cnci.co.jp 20120227 #05:58:41Z source: RADB last-modified: 2023-11-13T15:42:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 124.241.128.0/18 descr: MEDIACAT CIDR BLOCK 10 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20240201 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 124.241.128.0/18 descr: MEDIACAT CIDR BLOCK 10 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20170414 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 125.58.64.0/18 descr: Community Network Center Inc. origin: AS17529 admin-c: JP00027336 tech-c: JP00027336 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: as9354 [at] cnci.co.jp 20120227 #05:59:35Z source: RADB last-modified: 2023-11-13T15:42:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 125.58.64.0/18 descr: MEDIACAT CIDR BLOCK 6 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20170414 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 125.58.64.0/18 descr: MEDIACAT CIDR BLOCK 6 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20240201 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 180.200.0.0/17 descr: Community Network Center Inc. origin: AS17529 admin-c: JP00027336 tech-c: JP00027336 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: as9354 [at] cnci.co.jp 20120227 #06:00:26Z source: RADB last-modified: 2023-11-13T15:42:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 180.200.0.0/17 descr: MEDIACAT CIDR BLOCK 9 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20240201 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 180.200.0.0/17 descr: MEDIACAT CIDR BLOCK 9 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20170414 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 193.115.32.0/19 descr: Community Network Center Inc. origin: AS17529 admin-c: JP00027336 tech-c: JP00027336 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: as9354 [at] cnci.co.jp 20180711 #09:12:47Z source: RADB last-modified: 2023-11-13T15:54:02Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 193.115.32.0/19 descr: MEDIACAT CIDR BLOCK 12 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20240301 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 193.115.32.0/19 descr: MEDIACAT CIDR BLOCK 12 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20180711 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.91.160.0/19 descr: MEDIACAT CIDR BLOCK 2 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20170414 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.91.160.0/19 descr: MEDIACAT CIDR BLOCK 2 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20240201 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.91.160.0/19 descr: Community Network Center Inc. origin: AS17529 admin-c: JP00027336 tech-c: JP00027336 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: as9354 [at] cnci.co.jp 20120227 #06:15:15Z source: RADB last-modified: 2023-11-13T15:42:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.128.16.0/20 descr: MEDIACAT CIDR BLOCK 3 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20170414 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.128.16.0/20 descr: Community Network Center Inc. origin: AS17529 admin-c: JP00027336 tech-c: JP00027336 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: as9354 [at] cnci.co.jp 20120227 #06:17:48Z source: RADB last-modified: 2023-11-13T15:42:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 211.128.16.0/20 descr: MEDIACAT CIDR BLOCK 3 origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20240201 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:3b0::/32 descr: MEDIACAT IPv6 Network origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20240301 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:3b0::/32 descr: Community Network Center Inc. origin: AS17529 admin-c: JP00027336 tech-c: JP00027336 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: as9354 [at] cnci.co.jp 20120227 #05:37:47Z source: RADB last-modified: 2023-11-13T15:42:16Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:3b0::/32 descr: MEDIACAT IPv6 Network origin: AS17529 notify: nic [at] cnci.co.jp mnt-by: MAINT-AS9354 changed: nic [at] cnci.co.jp 20170427 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source