$ query “AS43550” --type=asn → 1 result(s)
AS43550 · DSC-AS
JSC ER-Telecom Holding
AS43550 is owned by JSC ER-Telecom Holding and is a residential access provider, based in Russia since 2007. The system announces 5 120 IPv4 addresses. The bulk of its IP address space is in Russia. No IPv6 support — it's 2026, just saying.
Basic Information
- Country
- 🇷🇺 Russia
- Category
- Internet Service Provider
- Network Role
- Access Provider
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- August 21, 2007
- Last Changed
- September 30, 2026
- Last Seen
- October 10, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 20 / 2
- IPv6 Prefixes (raw / aggregated)
- 0 / 0
- IPv4 Addresses
- 5 120
- Largest IPv4 Prefix
- /20 (4 096 addresses)
- Geolocated Countries
- 🇷🇺 Russia (5 120 IPs)
- Prefix Changed
- October 02, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 4 upstreams providing transit
- Downstream Customers
- 3 downstreams buying transit
- Degree
- 7 unique BGP neighbors
- Reach
- 3 networks in customer cone
Upstream Providers (4)
Prefix Lists
IPv4 Prefixes (20 total)
- 178.57.192.0/20 (4 096 addresses (/20 prefix))
- 185.37.164.0/22 (1 024 addresses (/22 prefix))