$ query “AS16477” --type=asn → 1 result(s)
AS16477 · ACNIELSEN
AS for A C Nielsen
AS16477 belongs to AS for A C Nielsen and is a hosting stub network, established in the United States in 2013. The system announces 8 192 IPv4 addresses. Its primary geographic footprint is in the United States. No IPv6 support — it's 2026, just saying.
Basic Information
- Country
- 🇺🇸 United States
- Category
- Hosting
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- January 31, 2013
- Last Changed
- May 18, 2026
- Last Seen
- June 12, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 22 / 16
- IPv6 Prefixes (raw / aggregated)
- 0 / 0
- IPv4 Addresses
- 8 192
- Largest IPv4 Prefix
- /21 (2 048 addresses)
- Geolocated Countries
- 🇺🇸 United States (8 192 IPs)
- Prefix Changed
- May 30, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 16 upstreams providing transit
- Degree
- 16 unique BGP neighbors
- Reach
- 0 networks in customer cone
Upstream Providers (16)
Prefix Lists
IPv4 Prefixes (22 total)
- 138.108.96.0/21 (2 048 addresses (/21 prefix))
- 138.108.104.0/22 (1 024 addresses (/22 prefix))
- 138.108.140.0/22 (1 024 addresses (/22 prefix))
- 138.108.154.0/23 (512 addresses (/23 prefix))
- 138.108.80.0/23 (512 addresses (/23 prefix))
- 138.108.136.0/23 (512 addresses (/23 prefix))
- 138.108.82.0/24 (256 addresses (/24 prefix))
- 138.108.115.0/24 (256 addresses (/24 prefix))
- 138.108.3.0/24 (256 addresses (/24 prefix))
- 138.108.36.0/24 (256 addresses (/24 prefix))
- 138.108.144.0/24 (256 addresses (/24 prefix))
- 138.108.150.0/24 (256 addresses (/24 prefix))
- 138.108.152.0/24 (256 addresses (/24 prefix))
- 138.108.32.0/24 (256 addresses (/24 prefix))
- 138.108.157.0/24 (256 addresses (/24 prefix))
- 138.108.162.0/24 (256 addresses (/24 prefix))