These entries are queried from radb.net using whois, you can try my project getting these.
:AS62833 route: 72.46.16.0/21 descr: HFN origin: AS62833 mnt-by: MAINT-AS62833 changed: jrobator [at] hudsonfiber.com 20160822 #19:11:33Z source: RADB last-modified: 2023-11-13T15:49:49Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 72.46.16.0/24 origin: AS62833 descr: HFN mnt-by: MAINT-AS62833 changed: ghutchison [at] extenetsystems.com 20210219 #20:56:08Z source: RADB last-modified: 2023-11-13T16:03:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 72.46.17.0/24 descr: HFN origin: AS62833 mnt-by: MAINT-AS62833 changed: jrobator [at] hudsonfiber.com 20161004 #15:29:07Z source: RADB last-modified: 2023-11-13T15:49:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 72.46.18.0/24 descr: HFN origin: AS62833 mnt-by: MAINT-AS62833 changed: jrobator [at] hudsonfiber.com 20161013 #14:35:17Z source: RADB last-modified: 2023-11-13T15:49:54Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.153.225.0/24 descr: HFN 2 origin: AS62833 mnt-by: MAINT-AS62833 changed: jrobator [at] hudsonfiber.com 20140821 #23:43:45Z source: RADB last-modified: 2023-11-13T15:48:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.218.136.0/21 descr: HFN origin: AS62833 mnt-by: MAINT-AS62833 changed: jrobator [at] hudsonfiber.com 20141007 #01:25:56Z source: RADB last-modified: 2023-11-13T15:48:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.218.137.0/24 origin: AS62833 descr: 104.218.137.0/24 mnt-by: MAINT-AS62833 changed: jrobator [at] hudsonfiber.com 20191223 #17:18:31Z source: RADB last-modified: 2023-11-13T15:59:23Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.218.138.0/24 origin: AS62833 descr: HFN block mnt-by: MAINT-AS62833 changed: ghutchison [at] extenetsystems.com 20210219 #20:54:33Z source: RADB last-modified: 2023-11-13T16:03:39Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.218.139.0/24 origin: AS62833 descr: 104.218.139.0/24 mnt-by: MAINT-AS62833 changed: jrobator [at] hudsonfiber.com 20190220 #00:44:35Z source: RADB last-modified: 2023-11-13T15:55:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 104.218.143.0/24 origin: AS62833 descr: 104.218.143.0/24 mnt-by: MAINT-AS62833 changed: jrobator [at] hudsonfiber.com 20190220 #00:44:00Z source: RADB last-modified: 2023-11-13T15:55:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.110.15.0/24 origin: AS62833 descr: TradAir via HFN mnt-by: MAINT-AS62833 changed: jrobator [at] hudsonfiber.com 20190703 #19:00:50Z source: RADB last-modified: 2023-11-13T15:56:41Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 207.182.16.0/21 descr: AS62833 HFN origin: AS62833 mnt-by: MAINT-AS62833 changed: jrobator [at] hudsonfiber.com 20171221 #17:51:34Z source: RADB last-modified: 2023-11-13T15:52:42Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2605:6080::/32 descr: HFN origin: AS62833 mnt-by: MAINT-AS29838 changed: irr [at] atlanticmetro.net 20201123 source: ALTDB rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route6: 2605:6080::/32 descr: Initial IPv6 origin: AS62833 mnt-by: MAINT-AS62833 changed: jrobator [at] hudsonfiber.com 20140530 #15:29:40Z source: RADB last-modified: 2023-11-13T15:48:05Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source