$ query “AS398722” --type=asn → 1 result(s)
AS398722 · CENSYS-ARIN-03
Censys Inc.
AS398722 belongs to Censys Inc. and is an enterprise stub network, registered in the United States since 2020. The system announces 512 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to the United States. ⚠️ This AS has a high concentration of IPs flagged for malicious activity.
- Dark Side — Very high concentration of IPs on threat intelligence feeds (>=2%)
Basic Information
- Country
- 🇺🇸 United States
- Category
- Business
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- August 18, 2020
- Last Changed
- March 04, 2026
- Last Seen
- April 16, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 2 / 1
- IPv6 Prefixes (raw / aggregated)
- 2 / 2
- IPv4 Addresses
- 512
- Largest IPv4 Prefix
- /23 (512 addresses)
- Largest IPv6 Prefix
- /48
- Geolocated Countries
- 🇺🇸 United States (512 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Dirty — 114 flagged IPs out of 512 total (22.27%)
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 (2 total)
- 199.45.154.0/23 (512 addresses (/23 prefix))
IPv6 Prefixes (2 total)
- 2602:80d:1003::/48
- 2602:80d:1004::/48