$ query “AS209866” --type=asn → 1 result(s)
AS209866 · VRTSH
Piotr Macha
AS209866 is run by Piotr Macha and is an educational/research stub network, registered in Poland since 2025. The system announces 256 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Germany. This AS has recently updated its prefix announcements.
Basic Information
- Country
- 🇵🇱 Poland
- Category
- Education/Research
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- May 27, 2025
- Last Changed
- May 29, 2026
- Last Seen
- June 05, 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
- /48
- Geolocated Countries
- 🇩🇪 Germany (256 IPs)
- Prefix Changed
- June 02, 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)
- AS52025 — PARADOXNETWORKS-LIMITED
Prefix Lists
IPv4 Prefixes (1 total)
- 5.231.240.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (1 total)
- 2a0f:6282:2000::/48