$ query “AS201348” --type=asn → 1 result(s)
AS201348 — SIZEKNET
SIZEK Networks s.r.o
AS201348 is a hosting stub network run by SIZEK Networks s.r.o, established in Czechia in 2022. The network announces 256 IPv4 addresses. Supports IPv6.
Basic Information
- Country
- 🇨🇿 Czechia
- Category
- Hosting
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- November 17, 2022
- Last Changed
- March 04, 2026
- Last Seen
- March 05, 2026
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
- /29
- Geolocated Countries
- 🇨🇿 CZ (2 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs out of 256 total (0.00%)
Connectivity Summary
- Upstream Providers
- 1 upstream autonomous systems providing transit
- Peers
- 0 autonomous systems exchanging traffic without transit fees
- Downstream Customers
- 0 downstream autonomous systems buying transit
- Degree
- 1 unique BGP neighbors (providers + customers + peers)
- Reach
- 0 — customer cone size measuring network influence
- Degree Rank
- #75 249
Upstream Providers (1)
- AS16019 — VODAFONE-CZ-AS
Prefix Lists
IPv4 Prefixes (1 total)
- 91.108.185.0/24 (256 addresses)
IPv6 Prefixes (1 total)
- 2a13:2ac0::/29