$ query “AS398642” --type=asn → 1 result(s)
AS398642 · SKANSKA-USA-WEST
SKANSKA USA INC
AS398642 is run by SKANSKA USA INC and is an enterprise stub network, established in the United States in 2020. The system announces 2 048 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in the United States.
Basic Information
- Country
- 🇺🇸 United States
- Category
- Business
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- July 16, 2020
- Last Changed
- March 04, 2026
- Last Seen
- April 28, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 3 / 1
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 2 048
- Largest IPv4 Prefix
- /21 (2 048 addresses)
- Largest IPv6 Prefix
- /38
- Geolocated Countries
- 🇺🇸 United States (2 048 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 3 upstreams providing transit
- Degree
- 3 unique BGP neighbors
- Reach
- 0 networks in customer cone
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (3 total)
- 144.57.48.0/21 (2 048 addresses (/21 prefix))
IPv6 Prefixes (1 total)
- 2602:800:c800::/38