$ query “AS4581” --type=asn → 1 result(s)
AS4581 — SOCKET
Socket Holdings Corporation
AS4581 is a mid-size transit provider registered to Socket Holdings Corporation, established in the United States in 1995. The network announces a respectable 80 384 IPv4 addresses. No IPv6 support — it's 2026, just saying.
- Pioneer — Registered before the year 2000
Basic Information
- Country
- 🇺🇸 United States
- Category
- Internet Service Provider
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- May 01, 1995
- Last Changed
- March 04, 2026
- Last Seen
- March 05, 2026
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 28 / 12
- IPv6 Prefixes (raw / aggregated)
- 0 / 0
- IPv4 Addresses
- 80 384
- Largest IPv4 Prefix
- /18 (16 384 addresses)
- Geolocated Countries
- 🇺🇸 US (59 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs out of 80 384 total (0.00%)
Connectivity Summary
- Upstream Providers
- 3 upstream autonomous systems providing transit
- Peers
- 0 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 14 downstream autonomous systems buying transit
- Degree
- 18 unique BGP neighbors (providers + customers + peers)
- Reach
- 15 — customer cone size measuring network influence
- Degree Rank
- #7 945
- Reach Rank
- #2 589
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (28 total)
- 38.212.0.0/18 (16 384 addresses)
- 154.36.192.0/18 (16 384 addresses)
- 216.106.0.0/18 (16 384 addresses)
- 64.85.192.0/19 (8 192 addresses)
- 174.34.0.0/19 (8 192 addresses)
- 216.106.64.0/19 (8 192 addresses)
- 174.34.32.0/20 (4 096 addresses)
- 199.187.160.0/22 (1 024 addresses)
- 192.245.42.0/23 (512 addresses)
- 199.47.238.0/23 (512 addresses)
- 74.118.14.0/24 (256 addresses)
- 199.242.192.0/24 (256 addresses)