$ query “AS53922” --type=asn → 1 result(s)

AS53922 · STUMBLEUPON

StumbleUpon Inc.

AS53922 is run by StumbleUpon Inc. and is an enterprise stub network, registered in the United States since 2011. The system announces 768 IPv4 addresses. The bulk of its IP address space is in the United States. No IPv6 support — it's 2026, just saying.

Basic Information

Country
🇺🇸 United States
Category
Business
Network Role
Stub Network
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Registered
September 27, 2011
Last Changed
May 10, 2026
Last Seen
June 15, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
3 / 3
IPv6 Prefixes (raw / aggregated)
0 / 0
IPv4 Addresses
768
Largest IPv4 Prefix
/24 (256 addresses)
Geolocated Countries
🇺🇸 United States (768 IPs)
Prefix Changed
May 20, 2026

Reputation

Reputation
Pristine — 0 flagged IPs

Connectivity Summary

Upstream Providers
2 upstreams providing transit
Degree
2 unique BGP neighbors
Reach
0 networks in customer cone

Upstream Providers (2)

Prefix Lists

IPv4 Prefixes (3 total)

  • 74.220.89.0/24 (256 addresses (/24 prefix))
  • 76.8.87.0/24 (256 addresses (/24 prefix))
  • 216.38.67.0/24 (256 addresses (/24 prefix))