These entries are queried from radb.net using whois, you can try my project getting these.
:AS27336 route: 163.230.0.0/16 descr: Proxy-registered route object origin: AS27336 remarks: auto-generated route object remarks: this next line gives the robot something to recognize remarks: L'enfer, c'est les autres remarks: remarks: This route object is for a Level 3 customer route remarks: which is being exported under this origin AS. remarks: remarks: This route object was created because no existing remarks: route object with the same origin was found, and remarks: since some Level 3 peers filter based on these objects remarks: this route may be rejected if this object is not created. remarks: remarks: Please contact dl-routing [at] lumen.com if you have any remarks: questions regarding this object. mnt-by: LEVEL3-MNT changed: roy [at] Level3.net 20030528 source: LEVEL3 rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.0.0/16 origin: AS27336 descr: Sentara Healthcare 800 Independence Blvd. Suite 101 Virginia Beach VA 23455 United States admin-c: SNO82-ARIN tech-c: SINCH-ARIN tech-c: SNO82-ARIN mnt-by: MNT-SHC-40 created: 2021-04-02T13:00:26Z last-modified: 2021-04-02T13:00:26Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.0.0/16 origin: AS27336 descr: Proxy registered route object for Sentara Healthcare. admin-c: Corey Fisher mnt-by: MAINT-AS7795 changed: brookss [at] lumosnet.com 20190425 #18:29:04Z source: RADB last-modified: 2023-11-13T15:56:04Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.7.0/24 origin: AS27336 descr: VBCH #ECR000001350769 remarks: Proxy object for AS27336 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220520 source: RADB last-modified: 2023-11-13T16:11:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.58.0/24 origin: AS27336 descr: VBCH #ECR000001350769 remarks: Proxy object for AS27336 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220520 source: RADB last-modified: 2023-11-13T16:11:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.66.0/24 origin: AS27336 descr: Sentara Healthcare mnt-by: MAINT-AS22299 changed: gcr [at] gcrcompany.com 20201022 #15:42:07Z source: RADB last-modified: 2023-11-13T16:02:40Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.80.0/24 origin: AS27336 descr: Sentara Healthcare, Martha Jefferson Hospital 500 Martha Jefferson Drive Charlottesville VA,22911 admin-c: SNO82-ARIN tech-c: SINCH-ARIN tech-c: SNO82-ARIN mnt-by: MNT-SHC-40 created: 2021-04-02T13:33:23Z last-modified: 2021-04-02T13:33:23Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.81.0/24 origin: AS27336 descr: Sentara Healthcare, Rockingham Memorial Hospital 2010 Health Campus Drive Harrisonburg, VA 22801 admin-c: SNO82-ARIN tech-c: SINCH-ARIN tech-c: SNO82-ARIN mnt-by: MNT-SHC-40 created: 2021-04-02T13:36:17Z last-modified: 2021-04-02T13:36:17Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.83.0/24 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS27336 remarks: Proxy add for EDIA customer IPV4-Sentara-27336 mnt-by: MAINT-AS7922 changed: kara_johnson [at] cable.comcast.com 20210504 source: RADB last-modified: 2023-11-13T16:05:31Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.84.0/24 origin: AS27336 descr: Sentara Healthcare, Forest Lakes 3263 Proffit Road, Charlottesville, VA 22911 admin-c: SNO82-ARIN tech-c: SINCH-ARIN tech-c: SNO82-ARIN mnt-by: MNT-SHC-40 created: 2021-04-02T13:20:21Z last-modified: 2021-04-02T13:20:21Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.85.0/24 origin: AS27336 descr: Sentara Healthcare, Port Warwick 1031 Loftis Boulevard,Bldg #2 Newport News, VA 23606 admin-c: SNO82-ARIN tech-c: SINCH-ARIN tech-c: SNO82-ARIN mnt-by: MNT-SHC-40 created: 2021-04-02T13:23:34Z last-modified: 2021-04-02T13:23:34Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.86.0/24 origin: AS27336 descr: Sentara Healthcare, Belle Harbour 3920 Bridge Road Suffolk VA,23435 admin-c: SNO82-ARIN tech-c: SINCH-ARIN tech-c: SNO82-ARIN mnt-by: MNT-SHC-40 created: 2021-04-02T13:28:33Z last-modified: 2021-04-02T13:28:33Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.97.0/24 descr: RR-RC-SENTARA HEALTHCARE-Carolinas origin: AS27336 admin-c: IPADD1-ARIN tech-c: IPADD1-ARIN notify: PublicIPAdressing [at] charter.com mnt-by: MAINT-RR changed: PublicIPAdressing [at] charter.com 20210922 source: RADB last-modified: 2023-11-13T16:15:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.200.0/21 origin: AS27336 descr: Sentara Healthcare, Northern Virginia 44780 Performance Circle Ashburn, VA 20147 admin-c: SNO82-ARIN tech-c: SINCH-ARIN tech-c: SNO82-ARIN mnt-by: MNT-SHC-40 created: 2021-04-02T13:29:49Z last-modified: 2021-04-02T13:29:49Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.200.0/24 origin: AS27336 descr: MRFD #ECR000001350769 remarks: Proxy object for AS27336 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220520 source: RADB last-modified: 2023-11-13T16:11:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.236.0/24 origin: AS27336 descr: VBCH #ECR000001350769 remarks: Proxy object for AS27336 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220520 source: RADB last-modified: 2023-11-13T16:11:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.248.0/24 origin: AS27336 descr: VBCH #ECR000001350769 remarks: Proxy object for AS27336 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220520 source: RADB last-modified: 2023-11-13T16:11:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.250.0/24 origin: AS27336 descr: VBCH #ECR000001350769 remarks: Proxy object for AS27336 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220520 source: RADB last-modified: 2023-11-13T16:11:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.251.0/24 origin: AS27336 descr: VBCH #ECR000001350769 remarks: Proxy object for AS27336 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220520 source: RADB last-modified: 2023-11-13T16:11:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.252.0/24 origin: AS27336 descr: VBCH #ECR000001350769 remarks: Proxy object for AS27336 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220520 source: RADB last-modified: 2023-11-13T16:11:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.253.0/24 origin: AS27336 descr: VBCH #ECR000001350769 remarks: Proxy object for AS27336 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220520 source: RADB last-modified: 2023-11-13T16:11:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.254.0/24 origin: AS27336 descr: VBCH #ECR000001350769 remarks: Proxy object for AS27336 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220520 source: RADB last-modified: 2023-11-13T16:11:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 163.230.255.0/24 origin: AS27336 descr: VBCH #ECR000001350769 remarks: Proxy object for AS27336 mnt-by: MAINT-AS22773 changed: cciatl-nocengineer [at] cox.com 20220520 source: RADB last-modified: 2023-11-13T16:11:18Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2620:c7:8000::/48 origin: AS27336 descr: Sentara Healthcare 800 Independence Blvd. Suite 101 Virginia Beach VA 23455 United States admin-c: SNO82-ARIN tech-c: SINCH-ARIN tech-c: SNO82-ARIN mnt-by: MNT-SHC-40 created: 2021-03-23T18:02:59Z last-modified: 2021-03-23T18:02:59Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source