$ query “AS203521” --type=asn → 1 result(s)
AS203521 · E42
Goyman SA
AS203521 is run by Goyman SA and is a hosting stub network, based in Switzerland since 2025. This AS seems to be primarily used for personal/hobby purposes.
Basic Information
- Country
- 🇨🇭 Switzerland
- Category
- Personal/Hobby Network
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- November 24, 2025
- Last Changed
- September 11, 2026
- Last Seen
- October 14, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 0 / 0
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- Largest IPv6 Prefix
- /48
- Prefix Changed
- September 11, 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)
- AS174 — COGENT-174 (Tier-1 transit)
Prefix Lists
IPv6 Prefixes (1 total)
- 2a12:bfc0:ffff::/48