These entries are queried from radb.net using whois, you can try my project getting these.
:AS11557 route: 67.208.160.0/20 descr: Con Edison Communications, LLC 55 Broad St. 22nd Floor New York, NY 10004 remarks: proxy-registered object for customer Direct inquiries to noccontrolroom [at] rcn.net origin: AS11557 mnt-by: MAINT-AS6079 changed: terrence.hunter [at] rcn.com 20070718 source: RADB last-modified: 2023-11-13T15:39:53Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 67.208.160.0/22 descr: RCN Metro Optical Networks WDC origin: AS11557 mnt-by: MAINT-AS27506 changed: Ronald.Wilson [at] rcnmetro.com 20090611 #12:49:43Z source: RADB last-modified: 2023-11-13T15:42:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 67.208.168.0/22 descr: RCN Metro Optical Networks - WDC origin: AS11557 remarks: WDC mnt-by: MAINT-AS27506 changed: Ronald.Wilson [at] rcnmetro.com 20090611 #12:51:31Z source: RADB last-modified: 2023-11-13T15:42:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 67.208.172.0/22 descr: RCN Metro Optical Networks - PHL origin: AS11557 remarks: WDC mnt-by: MAINT-AS27506 changed: Ronald.Wilson [at] rcnmetro.com 20100205 #22:54:12Z source: RADB last-modified: 2023-11-13T15:42:43Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source route: 198.50.88.0/24 descr: sidera cust origin: AS11557 mnt-by: MAINT-AS27506 changed: hicham.kassabi [at] sidera.net 20120816 #19:33:50Z source: RADB last-modified: 2023-11-13T15:43:22Z rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source