$ query “AS203597” --type=asn → 1 result(s)
AS203597 · STEKSPB-AS
STEK LLC
AS203597 is owned by STEK LLC and is an enterprise stub network, established in Russia in 2025. The system announces 512 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Russia.
Basic Information
- Country
- 🇷🇺 Russia
- Category
- Business
- Network Role
- Stub Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- November 20, 2025
- Last Changed
- March 04, 2026
- Last Seen
- April 29, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 2 / 2
- IPv6 Prefixes (raw / aggregated)
- 2 / 1
- IPv4 Addresses
- 512
- Largest IPv4 Prefix
- /24 (256 addresses)
- Largest IPv6 Prefix
- /47
- Geolocated Countries
- 🇷🇺 Russia (512 IPs)
- Prefix Changed
- March 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 3 upstreams providing transit
- Peers
- 9 networks exchanging traffic without transit
- Degree
- 12 unique BGP neighbors
- Reach
- 0 networks in customer cone
Upstream Providers (3)
Prefix Lists
IPv4 Prefixes (2 total)
- 45.9.195.0/24 (256 addresses (/24 prefix))
- 194.190.151.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (2 total)
- 2a0e:1107::/47