These entries are queried from radb.net using whois, you can try my project getting these.
:AS17044 route: 170.200.74.0/24 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS17044 remarks: Proxy add for EDIA customer The Interpublic Group of Companies mnt-by: MAINT-AS7922 changed: jeffrey_mitten2 [at] cable.comcast.com 20160630 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: 170.200.75.0/24 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mount Laurel, NJ 08054 origin: AS17044 remarks: Proxy entry for EDI customer mnt-by: MAINT-AS7922 changed: courtney_smith [at] nospamcable.comcast.com 20180914 source: RADB last-modified: 2023-11-13T15:54:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.200.76.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS17044 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: 170.200.78.0/24 origin: AS17044 descr: 2000 Brush St Detroit, MI 48226 admin-c: IPGNE-ARIN tech-c: IPGNE-ARIN mnt-by: MNT-IGC-35-Z created: 2023-04-19T20:24:09Z last-modified: 2023-04-19T20:24:09Z source: ARIN rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.200.78.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS17044 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: 170.200.78.0/24 descr: IPG (Interpublic Group) origin: AS17044 mnt-by: MAINT-AS27506 changed: rene.gomez [at] crowncastle.com 20230802 source: RADB last-modified: 2023-11-13T16:17:53Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.200.84.0/24 descr: COLUMBUS NETWORKS TRANSIT CUSTOMERS origin: AS17044 notify: ipservices [at] cwc.com mnt-by: MAINT-AS23520 changed: giovanna.castro [at] cwc.com 20220404 source: RADB last-modified: 2023-11-13T16:10:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.200.86.0/24 descr: IPG (Interpublic Group) origin: AS17044 mnt-by: MAINT-AS27506 changed: josh.lipe [at] crowncastle.com 20210513 source: RADB last-modified: 2023-11-13T16:05:44Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.200.92.0/24 descr: RR-RC-IPG - IT-West origin: AS17044 admin-c: IPADD1-ARIN tech-c: IPADD1-ARIN notify: PublicIPAdressing [at] charter.com mnt-by: MAINT-RR changed: PublicIPAdressing [at] charter.com 20211105 source: RADB last-modified: 2023-11-13T16:15:19Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 170.200.128.0/21 descr: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 origin: AS17044 remarks: Proxy add for EDIA customer CDGI - IL mnt-by: MAINT-AS7922 changed: robert_beauvais [at] cable.comcast.com 20110908 #16:58:04Z source: RADB last-modified: 2023-11-13T15:54:10Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 199.4.18.0/24 descr: Proxy registration to prevent harm from ARIN-NONAUTH shutdown origin: AS17044 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