$ query “AS57771” --type=asn → 1 result(s)
AS57771 · GNA-DC2-AS
S.J.M. Steffann
AS57771 is owned by S.J.M. Steffann and is an enterprise stub network, based in the Netherlands since 2012. The system announces 256 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Italy.
Basic Information
- Country
- 🇳🇱 Netherlands
- Category
- Business
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- February 03, 2012
- Last Changed
- June 13, 2026
- Last Seen
- July 26, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 1 / 1
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 256
- Largest IPv4 Prefix
- /24 (256 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇮🇹 Italy (512 IPs)
- Prefix Changed
- June 13, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 1 upstream providing transit
- Degree
- 1 unique BGP neighbor
- Reach
- 0 networks in customer cone
Upstream Providers (1)
- AS204471 — KARSOLINK
Prefix Lists
IPv4 Prefixes (1 total)
- 185.54.94.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (1 total)
- 2a00:8641::/32