These entries are queried from radb.net using whois, you can try my project getting these.
:AS16467 route: 64.186.160.0/20 descr: NextWeb: R1-CIDR1 origin: AS16467 notify: routing [at] nextweb.net mnt-by: MAINT-AS16467 changed: charlie [at] nextweb.net 20040420 #21:00:44(UTC) changed: charlie [at] nextweb.net 20040420 #21:20:29(UTC) source: RADB last-modified: 2023-11-13T15:39:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 67.203.144.0/20 descr: NextWeb: R1-CIDR5 origin: AS16467 notify: eng [at] nextweb.net mnt-by: MAINT-AS16467 changed: eng [at] nextweb.net 20071206 #02:41:24(UTC) source: RADB last-modified: 2023-11-13T15:39:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 69.88.231.0/24 descr: Nextweb: R1-Resident Technology Group origin: AS16467 notify: routing [at] nextweb.net mnt-by: MAINT-AS16467 changed: routing [at] nextweb.net 20051212 #02:16:25(UTC) source: RADB last-modified: 2023-11-13T15:39:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 74.213.232.0/24 descr: NextWeb: R1-Consolidated Smart Sys (Arioso Apt.) origin: AS16467 notify: routing [at] nextweb.net mnt-by: maint-as16467 changed: eng [at] nextweb.net 20080804 #16:46:10Z changed: eng [at] nextweb.net 20080807 #20:28:14Z source: RADB last-modified: 2023-11-13T15:39:55Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.175.202.0/23 descr: NextWeb: R1-Network Technology Group origin: AS16467 notify: routing [at] nextweb.net mnt-by: MAINT-AS16467 changed: charlie [at] nextweb.net 20040420 #21:37:39(UTC) source: RADB last-modified: 2023-11-13T15:39:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.175.204.0/24 descr: NextWeb: R1-Network Technology Group origin: AS16467 notify: routing [at] nextweb.net mnt-by: MAINT-AS16467 changed: charlie [at] nextweb.net 20040420 #21:38:24(UTC) source: RADB last-modified: 2023-11-13T15:39:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.47.0.0/18 descr: NextWeb-R1: CIDR4 origin: AS16467 notify: routing [at] nextweb.net mnt-by: MAINT-AS16467 changed: charlie [at] nextweb.net 20040714 #23:51:28(UTC) changed: routing [at] nextweb.net 20070514 #19:34:03(UTC) source: RADB last-modified: 2023-11-13T15:39:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.47.61.0/24 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS16467 remarks: Proxy add for EDIA customer Semitrac, Inc mnt-by: MAINT-AS7922 changed: jeffrey_mitten2 [at] cable.comcast.com 20160601 source: RADB last-modified: 2023-11-13T15:54:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.40.80.0/20 descr: NextWeb: R1-CCAC origin: AS16467 notify: routing [at] nextweb.net mnt-by: MAINT-AS16467 changed: charlie [at] nextweb.net 20040420 #21:24:34(UTC) source: RADB last-modified: 2023-11-13T15:39:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.40.84.0/24 descr: NextWeb: R1-CCAC origin: AS16467 mnt-by: MAINT-AS16467 changed: cwet [at] covad.com 20101009 #07:48:38Z source: RADB last-modified: 2023-11-13T15:41:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.40.90.0/23 descr: NextWeb: R1-CCAC origin: AS16467 mnt-by: MAINT-AS16467 changed: cwet [at] covad.com 20101009 #07:49:11Z source: RADB last-modified: 2023-11-13T15:41:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.40.92.0/23 descr: NextWeb: R1-CCAC origin: AS16467 mnt-by: MAINT-AS16467 changed: cwet [at] covad.com 20101009 #07:49:54Z source: RADB last-modified: 2023-11-13T15:41:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.40.94.0/23 descr: NextWeb: R1-CCAC origin: AS16467 mnt-by: MAINT-AS16467 changed: cwet [at] covad.com 20101009 #07:50:19Z source: RADB last-modified: 2023-11-13T15:41:01Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.172.64.0/18 descr: NextWeb: R1-CIDR2 origin: AS16467 notify: routing [at] nextweb.net mnt-by: MAINT-AS16467 changed: charlie [at] nextweb.net 20040420 #21:03:44(UTC) changed: charlie [at] nextweb.net 20040420 #21:21:13(UTC) source: RADB last-modified: 2023-11-13T15:39:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.225.216.0/22 descr: NextWeb: R1-BAE Systems (Third Prefix) origin: AS16467 notify: eng [at] nextweb.net mnt-by: MAINT-AS16467 changed: eng [at] nextweb.net 20060808 #18:07:28(UTC) source: RADB last-modified: 2023-11-13T15:39:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.225.220.0/22 descr: NextWeb: R1-BAE Systems origin: AS16467 notify: routing [at] nextweb.net mnt-by: MAINT-AS16467 changed: routing [at] nextweb.net 20051121 #00:37:07(UTC) source: RADB last-modified: 2023-11-13T15:39:36Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 209.225.224.0/22 descr: NextWeb: R1-BAE Systems (Second Prefix) origin: AS16467 notify: routing [at] nextweb.net mnt-by: MAINT-AS16467 changed: routing [at] nextweb.net 20060223 #20:42:22(UTC) source: RADB last-modified: 2023-11-13T15:39:37Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2001:1988::/32 descr: NextWeb: IPv6 origin: AS16467 notify: routing [at] nextweb.net mnt-by: MAINT-AS16467 changed: charlie [at] nextweb.net 20041019 #17:24:25(UTC) source: RADB last-modified: 2023-11-13T15:39:35Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source