Internet Route Registry

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

:AS33612

route:      66.6.37.0/24
descr:      Yahoo Tumblr
origin:     AS33612
notify:     network [at] yahoo-inc.com
mnt-by:     MAINT-YAHOO
changed:    nevin [at] yahoo-inc.com 20160803
source:     RADB

route:      66.6.39.0/24
descr:      Yahoo Tumblr
origin:     AS33612
notify:     network [at] yahoo-inc.com
mnt-by:     MAINT-YAHOO
changed:    nevin [at] yahoo-inc.com 20160803
source:     RADB

route:      66.6.41.0/24
descr:      Yahoo Tumblr
origin:     AS33612
notify:     network [at] yahoo-inc.com
mnt-by:     MAINT-YAHOO
changed:    nevin [at] yahoo-inc.com 20160803
source:     RADB

route:      66.6.42.0/24
descr:      Yahoo Tumblr
origin:     AS33612
notify:     network [at] yahoo-inc.com
mnt-by:     MAINT-YAHOO
changed:    nevin [at] yahoo-inc.com 20160803
source:     RADB

route:      66.6.43.0/24
descr:      Yahoo Tumblr
origin:     AS33612
notify:     network [at] yahoo-inc.com
mnt-by:     MAINT-YAHOO
changed:    nevin [at] yahoo-inc.com 20160803
source:     RADB

route:      66.6.44.0/24
descr:      Yahoo Tumblr
origin:     AS33612
notify:     network [at] yahoo-inc.com
mnt-by:     MAINT-YAHOO
changed:    nevin [at] yahoo-inc.com 20160803
source:     RADB

route:      66.6.45.0/24
descr:      Yahoo Tumblr
origin:     AS33612
notify:     network [at] yahoo-inc.com
mnt-by:     MAINT-YAHOO
changed:    nevin [at] yahoo-inc.com 20160803
source:     RADB

route:      66.6.46.0/24
descr:      Yahoo Tumblr
origin:     AS33612
notify:     network [at] yahoo-inc.com
mnt-by:     MAINT-YAHOO
changed:    nevin [at] yahoo-inc.com 20160803
source:     RADB

route:      66.6.47.0/24
descr:      Yahoo Tumblr
origin:     AS33612
notify:     network [at] yahoo-inc.com
mnt-by:     MAINT-YAHOO
changed:    nevin [at] yahoo-inc.com 20160803
source:     RADB

route:      66.6.32.0/20
descr:      Tumblr, Inc.
origin:     AS33612
mnt-by:     MAINT-AS33612
changed:    peterson [at] tumblr.com 20111103
source:     ALTDB

route6:     2620:26:8000::/48
descr:      Tumblr, Inc.
origin:     AS33612
mnt-by:     MAINT-AS33612
changed:    peterson [at] tumblr.com 20111117
source:     ALTDB

route6:     2620:109:B000::/44
descr:      Tumblr, Inc.
origin:     AS33612
mnt-by:     MAINT-AS33612
changed:    peterson [at] tumblr.com 20120116
source:     ALTDB