Autonomous System
AS25532 — MASTERHOST-AS - LLC "MASTERHOST"(RU)
Last fetched
AS25532 is an Autonomous System operated by MASTERHOST-AS - LLC "MASTERHOST" and registered in RU. As of Thu, 13 Aug 2026 23:53:54 GMT, it announces 40 routed IP prefixes and peers with 6 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS25532 announces 40 distinct routed prefixes. The 25-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
- 83.222.4.0/24
- 83.222.4.0/23
- 83.222.5.0/24
- 83.222.12.0/24
- 83.222.13.0/24
- 83.222.12.0/22
- 83.222.14.0/24
- 83.222.15.0/24
- 87.242.64.0/23
- 87.242.65.0/24
- 87.242.67.0/24
- 87.242.68.0/22
- 87.242.72.0/24
- 87.242.73.0/24
- 87.242.72.0/22
- 87.242.74.0/24
- 87.242.75.0/24
- 87.242.80.0/24
- 87.242.81.0/24
- 87.242.80.0/22
- 87.242.82.0/24
- 87.242.83.0/24
- 90.156.128.0/24
- 90.156.129.0/24
- 90.156.132.0/24
Peering ecosystem
6 distinct peers via BGP. The first 6 are listed below.
Blast radius
Count of dependent hostnames if AS25532 disappeared from the routing table.
27,538 hostnames depend on this network.Exact count across all 40 announced prefixes. Snapshot Wed, 15 Jul 2026 18:00:55 GMT.
MOAS / hijack watch
Prefixes routed by AS25532 that another Autonomous System also announces. A non-empty list is one of the strongest BGP-hijack signals available without active probes.
No active MOAS conflicts. Every prefix announced by AS25532 is unique to AS25532 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS25532.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS25532"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS countryOr query Whisper from your own LLM workflow via the Whisper MCP server.