These entries are queried from radb.net using whois, you can try my project getting these.
:AS4673 route: 163.135.0.0/16 descr: PACNET (proxy-registered route object) origin: AS4673 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: 2023-11-13T15:58:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.135.0.0/16 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.135.0.0/16 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: kitazawahr [at] nttdata.co.jp 20130301 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.135.0.0/24 descr: PACNET (proxy-registered route object) origin: AS4673 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 20140311 source: RADB last-modified: 2023-11-13T15:58:57Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.217.0.0/17 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: kitazawahr [at] nttdata.co.jp 20130301 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.217.0.0/17 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.217.0.0/17 descr: PACNET (proxy-registered route object) origin: AS4673 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: 2023-11-13T15:58:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.235.64.0/19 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: kitazawahr [at] nttdata.co.jp 20130301 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.235.64.0/19 descr: PACNET (proxy-registered route object) origin: AS4673 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: 2023-11-13T15:58:57Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.235.64.0/19 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.235.70.0/23 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: kitazawahr [at] nttdata.co.jp 20130301 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.235.70.0/23 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.235.72.0/23 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: kitazawahr [at] nttdata.co.jp 20130301 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.235.72.0/23 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.235.96.0/20 descr: PACNET (proxy-registered route object) origin: AS4673 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: 2023-11-13T15:58:57Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.235.96.0/20 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: kitazawahr [at] nttdata.co.jp 20130301 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.235.96.0/20 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.252.0.0/18 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: kitazawahr [at] nttdata.co.jp 20130301 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.252.0.0/18 descr: PACNET (proxy-registered route object) origin: AS4673 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: 2023-11-13T15:58:57Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 202.252.0.0/18 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.182.0.0/16 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.182.0.0/16 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: kitazawahr [at] nttdata.co.jp 20130301 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.182.0.0/16 descr: PACNET (proxy-registered route object) origin: AS4673 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: 2023-11-13T15:58:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.182.10.0/24 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.182.17.0/24 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: kitazawahr [at] nttdata.co.jp 20130301 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.182.17.0/24 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.182.216.0/21 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: kitazawahr [at] nttdata.co.jp 20130301 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.182.216.0/21 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.182.224.0/20 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: kitazawahr [at] nttdata.co.jp 20130301 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.182.224.0/20 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.182.234.0/24 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.182.247.0/24 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 203.182.247.0/24 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: kitazawahr [at] nttdata.co.jp 20130301 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.144.0.0/16 descr: PACNET (proxy-registered route object) origin: AS4673 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: 2023-11-13T15:58:52Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.144.0.0/16 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.144.0.0/16 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: kitazawahr [at] nttdata.co.jp 20130301 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.144.11.0/24 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.144.21.0/24 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.144.73.0/24 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.144.84.0/24 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.144.86.0/24 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.144.87.0/24 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.144.93.0/24 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.144.95.0/24 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 210.144.109.0/24 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:c80::/32 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:c80::/32 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: kitazawahr [at] nttdata.co.jp 20130301 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:c80:80::/46 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: kitazawahr [at] nttdata.co.jp 20130301 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:c80:80::/46 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:c80:b000::/36 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: Daiki.Mamada [at] nttdata.com 20240402 source: JPIRR rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:c80:b000::/36 descr: InterVia origin: AS4673 notify: noc [at] intervia.ad.jp mnt-by: MAINT-INTERVIA changed: kitazawahr [at] nttdata.co.jp 20130301 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source