Internet Route Registry

These entries are queried from radb.net using whois, you can try my project getting these.

:AS33435

route:          66.37.46.0/24
descr:          City of Springfield, MA
origin:         AS33435
mnt-by:         MAINT-AS27506
changed:        yasu.ikehara [at] crowncastle.com 20210330
source:         RADB
last-modified:  2023-11-13T16:05:27Z
rpki-ov-state:  not_found # No ROAs found, or RPKI validation not enabled for source