$ query “AS51178” --type=asn → 1 result(s)
AS51178 · AVANTEL-SPB-AS
JSC ER-Telecom Holding
AS51178 is run by JSC ER-Telecom Holding and is a mid-size transit provider, established in Russia in 2010. The system announces 7 168 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Russia.
- Top 5% — Top 5% of all autonomous systems by reach and degree
Basic Information
- Country
- 🇷🇺 Russia
- Category
- Internet Service Provider
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- September 27, 2010
- Last Changed
- September 29, 2026
- Last Seen
- October 23, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 13 / 11
- IPv6 Prefixes (raw / aggregated)
- 1 / 1
- IPv4 Addresses
- 7 168
- Largest IPv4 Prefix
- /22 (1 024 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇷🇺 Russia (7 168 IPs)
- Prefix Changed
- September 16, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 11 upstreams providing transit
- Peers
- 110 networks exchanging traffic without transit
- Downstream Customers
- 15 downstreams buying transit
- Degree
- 136 unique BGP neighbors
- Reach
- 16 networks in customer cone
Upstream Providers (11)
Prefix Lists
IPv4 Prefixes (13 total)
- 91.197.192.0/22 (1 024 addresses (/22 prefix))
- 91.219.64.0/22 (1 024 addresses (/22 prefix))
- 93.88.172.0/22 (1 024 addresses (/22 prefix))
- 185.18.124.0/22 (1 024 addresses (/22 prefix))
- 188.68.184.0/22 (1 024 addresses (/22 prefix))
- 185.132.196.0/23 (512 addresses (/23 prefix))
- 185.218.68.0/23 (512 addresses (/23 prefix))
- 5.61.13.0/24 (256 addresses (/24 prefix))
- 5.61.14.0/24 (256 addresses (/24 prefix))
- 92.249.4.0/24 (256 addresses (/24 prefix))
- 185.218.70.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (1 total)
- 2a00:9801::/32