$ query “AS57223” --type=asn → 1 result(s)
AS57223 · NOVA-ASN
SIA NETVISION
AS57223 is operated by SIA NETVISION and serves as a residential access provider, established in Latvia in 2011. The system announces 4 608 IPv4 addresses. Most of its address space is geolocated to Latvia. This AS has recently updated its prefix announcements. No IPv6 support — it's 2026, just saying.
Basic Information
- Country
- 🇱🇻 Latvia
- Category
- Internet Service Provider
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- August 26, 2011
- Last Changed
- September 01, 2026
- Last Seen
- September 06, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 4 / 4
- IPv6 Prefixes (raw / aggregated)
- 0 / 0
- IPv4 Addresses
- 4 608
- Largest IPv4 Prefix
- /21 (2 048 addresses)
- Geolocated Countries
- 🇱🇻 Latvia (9 216 IPs)
- Prefix Changed
- September 03, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 1 upstream providing transit
- Downstream Customers
- 1 downstream buying transit
- Degree
- 2 unique BGP neighbors
- Reach
- 1 network in customer cone
Upstream Providers (1)
- AS43513 — NANO-AS
Prefix Lists
IPv4 Prefixes (4 total)
- 81.163.72.0/21 (2 048 addresses (/21 prefix))
- 193.0.136.0/22 (1 024 addresses (/22 prefix))
- 195.211.156.0/22 (1 024 addresses (/22 prefix))
- 193.0.140.0/23 (512 addresses (/23 prefix))