StumbleUpon, Inc.
AS53922 (StumbleUpon, Inc.) announces at least two prefixes:
74.220.89.0/24
InfoHedge Technologies, LLC
1970-01-01
NET-74-220-80-0-1
74.220.80.0-74.220.95.255
76.8.87.0/24
Crown Castle Fiber LLC
NET-76-8-64-0-1
76.8.64.0-76.8.95.255
0