$ query “AS30257” --type=asn → 1 result(s)
AS30257 · GEMC
Gibson Electric Membership Corporation
AS30257 is owned by Gibson Electric Membership Corporation and is an enterprise access provider, based in the United States since 2003. The system announces a respectable 38 912 IPv4 addresses, and supports IPv6. Its primary geographic footprint is in the United States.
Basic Information
- Country
- 🇺🇸 United States
- Category
- Business
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- August 22, 2003
- Last Changed
- March 04, 2026
- Last Seen
- September 21, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 6 / 6
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 38 912
- Largest IPv4 Prefix
- /18 (16 384 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇺🇸 United States (48 128 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 3 upstreams providing transit
- Downstream Customers
- 5 downstreams buying transit
- Degree
- 8 unique BGP neighbors
- Reach
- 5 networks in customer cone
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (6 total)
- 152.86.128.0/18 (16 384 addresses (/18 prefix))
- 128.128.96.0/19 (8 192 addresses (/19 prefix))
- 169.150.64.0/19 (8 192 addresses (/19 prefix))
- 160.79.64.0/20 (4 096 addresses (/20 prefix))
- 69.160.164.0/22 (1 024 addresses (/22 prefix))
- 208.72.72.0/22 (1 024 addresses (/22 prefix))
IPv6 Prefixes (1 total)
- 2602:ff79::/32