These entries are queried from radb.net using whois, you can try my project getting these.
:AS61467 route: 131.0.136.0/22 descr: This route object is for a IFX Networks customer route which is being exported under this origin AS61467 origin: AS61467 mnt-by: MAINT-AS18747 changed: noc [at] ifxcorp.com 20141105 #19:21:51Z source: RADB last-modified: 2023-11-13T16:18:57Z rpki-ov-state: valid route6: 2803:e580::/32 descr: Dataware origin: AS61467 remarks: This route object is for a IFX Networks customer route which is being exported under this origin AS 61467 mnt-by: MAINT-AS18747 changed: noc [at] ifxcorp.com 20141105 #16:15:51Z source: RADB last-modified: 2023-11-13T16:18:57Z rpki-ov-state: valid