$ query “AS25532” --type=asn → 1 result(s)
AS25532 · MASTERHOST-AS
LLC MASTERHOST
AS25532 is owned by LLC MASTERHOST and is a content network, based in Russia since 2002. The system announces a respectable 12 544 IPv4 addresses, and supports IPv6. The bulk of its IP address space is in Russia.
Basic Information
- Country
- 🇷🇺 Russia
- Category
- Hosting
- Network Role
- Content Network
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- December 27, 2002
- Last Changed
- June 30, 2026
- Last Seen
- July 19, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 34 / 10
- IPv6 Prefixes (raw / aggregated)
- 6 / 1
- IPv4 Addresses
- 12 544
- Largest IPv4 Prefix
- /20 (4 096 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇷🇺 Russia (19 200 IPs)
- Prefix Changed
- May 13, 2026
Reputation
- Reputation
- Good — 4 flagged IPs out of 12 544 total (0.03%)
Connectivity Summary
- Upstream Providers
- 4 upstreams providing transit
- Peers
- 94 networks exchanging traffic without transit
- Degree
- 98 unique BGP neighbors
- Reach
- 0 networks in customer cone
Upstream Providers (4)
Prefix Lists
IPv4 Prefixes (34 total)
- 90.156.128.0/20 (4 096 addresses (/20 prefix))
- 90.156.200.0/21 (2 048 addresses (/21 prefix))
- 83.222.12.0/22 (1 024 addresses (/22 prefix))
- 87.242.68.0/22 (1 024 addresses (/22 prefix))
- 87.242.72.0/22 (1 024 addresses (/22 prefix))
- 87.242.80.0/22 (1 024 addresses (/22 prefix))
- 90.156.240.0/22 (1 024 addresses (/22 prefix))
- 83.222.4.0/23 (512 addresses (/23 prefix))
- 87.242.64.0/23 (512 addresses (/23 prefix))
- 87.242.67.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (6 total)
- 2a00:15f8::/32