These entries are queried from radb.net using whois, you can try my project getting these.
:AS19239 route: 192.48.222.0/24 descr: NTT Communications Global IP Network admin-c: NCGE-VRIO tech-c: NCGE-VRIO origin: AS19239 notify: ipr [at] gin.ntt.net mnt-by: MAINT-NTTCOM-BB changed: kpack [at] gin.ntt.net 20200428 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.70.204.0/24 descr: NTT Communications Global IP Network descr: Temporary or proxy registration admin-c: NCGE-VRIO tech-c: NCGE-VRIO origin: AS19239 notify: ipr [at] gin.ntt.net mnt-by: MAINT-NTTCOM-BB changed: kpack [at] gin.ntt.net 20200428 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.101.17.0/24 descr: NTT Communications Global IP Network descr: Temporary or proxy registration admin-c: NCGE-VRIO tech-c: NCGE-VRIO origin: AS19239 notify: ipr [at] gin.ntt.net mnt-by: MAINT-NTTCOM-BB changed: kpack [at] gin.ntt.net 20200428 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.102.12.0/24 descr: NTT Communications Global IP Network descr: Temporary or proxy registration admin-c: NCGE-VRIO tech-c: NCGE-VRIO origin: AS19239 notify: ipr [at] gin.ntt.net mnt-by: MAINT-NTTCOM-BB changed: kpack [at] gin.ntt.net 20200428 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.108.243.0/24 descr: NTT Communications Global IP Network descr: Temporary or proxy registration admin-c: NCGE-VRIO tech-c: NCGE-VRIO origin: AS19239 notify: ipr [at] gin.ntt.net mnt-by: MAINT-NTTCOM-BB changed: kpack [at] gin.ntt.net 20200428 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.1.0/24 origin: AS19239 descr: One Technology Drive Milpitas CA 95035 United States admin-c: CHENE63-ARIN tech-c: CHENE63-ARIN mnt-by: MNT-KC-2072-Z created: 2022-08-03T21:33:53Z last-modified: 2022-08-03T21:33:53Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.1.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS19239 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.3.0/24 descr: NTT Communications Global IP Network admin-c: NCGE-VRIO tech-c: NCGE-VRIO origin: AS19239 notify: ipr [at] gin.ntt.net mnt-by: MAINT-NTTCOM-BB changed: kpack [at] gin.ntt.net 20200428 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.4.0/24 descr: NTT Communications Global IP Network admin-c: NCGE-VRIO tech-c: NCGE-VRIO origin: AS19239 notify: ipr [at] gin.ntt.net mnt-by: MAINT-NTTCOM-BB changed: kpack [at] gin.ntt.net 20200428 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.6.0/24 origin: AS19239 descr: One Technology Drive Milpitas CA 95035 United States remarks: For KLA Israel Site public announcement admin-c: CHENE63-ARIN tech-c: CHENE63-ARIN mnt-by: MNT-KC-2072-Z created: 2020-12-17T20:23:28Z last-modified: 2020-12-17T20:23:28Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.7.0/24 descr: PACNET (proxy-registered route object) origin: AS19239 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: 192.146.8.0/24 descr: KLA-Tencor origin: AS19239 mnt-by: MAINT-AS4766 changed: nw [at] kornet.net 20081118 #08:18:33Z source: RADB last-modified: 2023-11-13T16:15:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.9.0/24 origin: AS19239 descr: For KLA India office (RMZ infocity) - IND12 One Technology Drive Milpitas CA 95035 United States admin-c: CHENE63-ARIN tech-c: CHENE63-ARIN mnt-by: MNT-KC-2072-Z created: 2021-03-29T15:44:13Z last-modified: 2021-03-29T15:44:13Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.11.0/24 descr: proxy object for customer to build route filter origin: AS19239 mnt-by: MAINT-AS8220 changed: mark.borchardt [at] colt.net 20181011 #07:25:07Z source: RADB last-modified: 2023-11-13T15:54:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.14.0/24 origin: AS19239 mnt-by: MNT-KC-2072-Z descr: One Technology Drive Milpitas CA 95035 United States tech-c: CHENE63-ARIN admin-c: CHENE63-ARIN source: ARIN created: 2020-11-17T01:20:56Z last-modified: 2020-11-17T01:20:56Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.14.0/24 descr: To allow routing to other ISPs origin: AS19239 mnt-by: MAINT-AS7132 changed: daniel.rueegg [at] intl.att.com 20230918 source: RADB last-modified: 2023-11-13T16:18:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.14.0/24 descr: Proxy-registered route object origin: AS19239 remarks: This proxy route object was created because no existing object with the same origin was found, and since some StarHub peers filter based on these objects this route may be rejected if this object is not created. remarks: remarks: Please contact ipnoc [at] starhub.com if you have any questions regarding this object. notify: ippeering [at] starhub.com mnt-by: MAINT-AS4657 changed: ippeering [at] starhub.com 20201112 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.16.0/24 origin: AS19239 descr: One Technology Drive Milpitas CA 95035 United States remarks: For KLA Israel Public Routing admin-c: CHENE63-ARIN tech-c: CHENE63-ARIN mnt-by: MNT-KC-2072-Z created: 2020-12-17T20:25:19Z last-modified: 2020-12-17T20:25:19Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.21.0/24 descr: proxy object for customer to build route filter origin: AS19239 mnt-by: MAINT-AS8220 changed: mark.borchardt [at] colt.net 20181011 #07:25:07Z source: RADB last-modified: 2023-11-13T15:54:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.24.0/24 descr: Proxy-registered route object origin: AS19239 remarks: This proxy route object was created because no existing object with the same origin was found, and since some StarHub peers filter based on these objects this route may be rejected if this object is not created. remarks: remarks: Please contact ipnoc [at] starhub.com if you have any questions regarding this object. notify: ippeering [at] starhub.com mnt-by: MAINT-AS4657 changed: ippeering [at] starhub.com 20201112 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.24.0/24 origin: AS19239 mnt-by: MNT-KC-2072-Z descr: One Technology Drive Milpitas CA 95035 United States tech-c: CHENE63-ARIN admin-c: CHENE63-ARIN remarks: source: ARIN created: 2020-11-17T01:23:58Z last-modified: 2020-11-17T01:23:58Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.25.0/24 origin: AS19239 descr: One Technology Drive Milpitas CA 95035 United States admin-c: CHENE63-ARIN tech-c: CHENE63-ARIN mnt-by: MNT-KC-2072-Z created: 2022-08-03T21:32:15Z last-modified: 2022-08-03T21:32:15Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.27.0/24 descr: NTT Communications Global IP Network descr: Temporary or proxy registration admin-c: NCGE-VRIO tech-c: NCGE-VRIO origin: AS19239 notify: ipr [at] gin.ntt.net mnt-by: MAINT-NTTCOM-BB changed: kpack [at] gin.ntt.net 20200428 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.28.0/24 descr: NTT Communications Global IP Network admin-c: NCGE-VRIO tech-c: NCGE-VRIO origin: AS19239 notify: ipr [at] gin.ntt.net mnt-by: MAINT-NTTCOM-BB changed: kpack [at] gin.ntt.net 20200428 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.31.0/24 descr: PACNET (proxy-registered route object) origin: AS19239 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: 192.146.50.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS19239 mnt-by: MAINT-AS7034 changed: kennethfinnegan2007 [at] gmail.com 20220404 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.50.0/24 origin: AS19239 descr: One Technology Drive Milpitas CA 95035 United States admin-c: CHENE63-ARIN tech-c: CHENE63-ARIN mnt-by: MNT-KC-2072-Z created: 2022-08-03T21:34:32Z last-modified: 2022-08-03T21:34:32Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.146.159.0/24 descr: NTT Communications Global IP Network descr: Temporary or proxy registration admin-c: NCGE-VRIO tech-c: NCGE-VRIO origin: AS19239 notify: ipr [at] gin.ntt.net mnt-by: MAINT-NTTCOM-BB changed: kpack [at] gin.ntt.net 20200428 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 192.160.53.0/24 descr: NTT Communications Global IP Network admin-c: NCGE-VRIO tech-c: NCGE-VRIO origin: AS19239 notify: ipr [at] gin.ntt.net mnt-by: MAINT-NTTCOM-BB changed: kpack [at] gin.ntt.net 20200428 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.102.157.0/24 descr: NTT Communications Global IP Network admin-c: NCGE-VRIO tech-c: NCGE-VRIO origin: AS19239 notify: ipr [at] gin.ntt.net mnt-by: MAINT-NTTCOM-BB changed: kpack [at] gin.ntt.net 20200428 source: NTTCOM rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source