Internet Route Registry

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

:AS17977

route:          120.72.64.0/20
origin:         AS17977
descr:          Singapore Telecom Japan Ltd
                NF Park Building, 3F
                9-15, Futaba 2-Chome Shinagawa
mnt-by:         MAINT-JP-STJP
last-modified:  2023-04-21T05:08:27Z
source:         APNIC
rpki-ov-state:  valid

route:          203.173.64.0/20
descr:          SINGTEL-JP
descr:          Temporary or proxy registration
origin:         AS17977
notify:         ipr [at] gin.ntt.net
mnt-by:         MAINT-NTTCOM-BB
changed:        kpack [at] gin.ntt.net 20200428
source:         NTTCOM
rpki-ov-state:  valid

route:          203.173.64.0/20
origin:         AS17977
descr:          Singapore Telecom Japan Ltd
                NF Park Building, 3F
                9-15, Futaba 2-Chome Shinagawa
mnt-by:         MAINT-JP-STJP
last-modified:  2023-04-21T05:08:51Z
source:         APNIC
rpki-ov-state:  valid

route:          220.232.57.0/24
descr:          SINGTEL-JP
origin:         AS17977
notify:         g-expan_jp [at] singtel.com
mnt-by:         MAINT-AS17977
changed:        g-expan_jp [at] singtel.com 20090106
source:         NTTCOM
rpki-ov-state:  not_found # No ROAs found, or RPKI validation not enabled for source

route6:         2404:1000::/32
origin:         AS17977
descr:          Singapore Telecom Japan Ltd
                NF Park Building, 3F
                9-15, Futaba 2-Chome Shinagawa
mnt-by:         MAINT-JP-STJP
last-modified:  2023-04-21T05:09:16Z
source:         APNIC
rpki-ov-state:  valid