These entries are queried from radb.net using whois, you can try my project getting these.
:AS38258 route: 103.240.128.0/22 descr: PACNET (proxy-registered route object) origin: AS38258 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 ANC peers filter based on these objects this route may be rejected if this object is not created. + Please contact abuse [at] pacnet.net for any related SPAM/abuse case + 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 20140310 source: RADB last-modified: 2023-11-13T15:58:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.240.128.0/22 descr: Sony origin: AS38258 remarks: Proxy Object mnt-by: MAINT-NTTCOM-RA changed: mivatury [at] us.ntt.net 20131125 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.240.128.0/23 descr: Sony Electronics origin: AS38258 remarks: Proxy Object mnt-by: MAINT-AP-SONY changed: NetworkOperation.GISSAP [at] ap.sony.com 20210323 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 103.240.131.0/24 descr: Sony Electronics Singapore origin: AS38258 mnt-by: MAINT-AP-SONY last-modified: 2019-05-16T05:41:48Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 121.100.32.0/20 descr: NTT SINGAPORE - IP NETWORK IP TRANSIT - INTERNATIONAL CUSTOMER - AS38258 origin: AS38258 remarks: CUSTOMER - PROXY REGISTRATION mnt-by: MAINT-AS17645 changed: operations [at] ntt.com.sg 20061205 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 121.100.32.0/20 descr: PACNET (proxy-registered route object) origin: AS38258 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 ANC 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 20100425 source: RADB last-modified: 2023-11-13T15:58:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 121.100.32.0/21 descr: Sony Electronics origin: AS38258 remarks: Proxy Object mnt-by: MAINT-AP-SONY changed: NetworkOperation.GISSAP [at] ap.sony.com 20210323 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 121.100.40.0/21 descr: Sony Electronics origin: AS38258 remarks: Proxy Object mnt-by: MAINT-AP-SONY changed: NetworkOperation.GISSAP [at] ap.sony.com 20210323 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 146.215.8.0/21 descr: PACNET (proxy-registered route object) origin: AS38258 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 ANC peers filter based on these objects this route may be rejected if this object is not created. + Please contact abuse [at] pacnet.net for any related SPAM/abuse case + 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 20140304 source: RADB last-modified: 2023-11-13T15:58:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 146.215.8.0/22 descr: Proxy RO for Sony Electronics origin: AS38258 remarks: Proxy Object mnt-by: MAINT-NTTCOM-RA changed: ched [at] gin.ntt.net 20210411 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 146.215.8.0/23 descr: Sony Electronics origin: AS38258 remarks: Proxy Object mnt-by: MAINT-AP-SONY changed: NetworkOperation.GISSAP [at] ap.sony.com 20210323 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 146.215.8.0/24 descr: Sony origin: AS38258 mnt-by: MAINT-AS4628 changed: net-backend [at] pacificinternet.com 20160902 #07:27:54Z source: RADB last-modified: 2023-11-13T15:49:51Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 146.215.10.0/23 descr: Sony Electronics origin: AS38258 remarks: Proxy Object mnt-by: MAINT-AP-SONY changed: NetworkOperation.GISSAP [at] ap.sony.com 20210323 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2400:3c00::/32 descr: NTT SINGAPORE - IP NETWORK IP TRANSIT - INTERNATIONAL CUSTOMER - AS38258 origin: AS38258 remarks: CUSTOMER - PROXY REGISTRATION mnt-by: MAINT-AS17645 changed: operations [at] ntt.com.sg 20110707 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2400:3c00::/48 descr: Sony Electronics origin: AS38258 remarks: Proxy Object mnt-by: MAINT-AP-SONY changed: NetworkOperation.GISSAP [at] ap.sony.com 20210323 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2400:3c00:1::/48 descr: Sony Electronic Asia origin: AS38258 mnt-by: MAINT-AP-SONY last-modified: 2019-05-16T12:22:04Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2400:3c00:1:a102::/64 descr: Proxy RO for Sony Electronics origin: AS38258 remarks: Proxy Object mnt-by: MAINT-NTTCOM-RA changed: ched [at] gin.ntt.net 20210410 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2400:3c00:2::/48 descr: Sony Electronic Asia - MY origin: AS38258 mnt-by: MAINT-AP-SONY last-modified: 2019-05-30T13:41:22Z source: APNIC rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source