Autonomous System
AS51248 — HOST-TELECOM - Host-Telecom.com s.r.o.(CZ)
Last fetched
AS51248 is an Autonomous System operated by HOST-TELECOM - Host-Telecom.com s.r.o. and registered in CZ. As of Sun, 06 Sep 2026 16:08:52 GMT, it announces 22 routed IP prefixes and peers with 19 other Autonomous Systems in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS51248 announces 22 distinct routed prefixes. The 22-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
- 5.43.224.0/21
- 13.143.234.0/24
- 45.10.191.0/24
- 45.129.142.0/24
- 85.137.25.0/24
- 91.209.77.0/24
- 135.106.134.0/23
- 158.255.32.0/21
- 158.255.39.0/24
- 176.74.216.0/21
- 185.8.56.0/22
- 188.124.56.0/21
- 193.161.84.0/22
- 194.87.52.0/24
- 194.87.126.0/24
- 195.133.35.0/24
- 212.192.210.0/24
- 2a03:1840::/48
- 2a03:1840:1::/48
- 2a03:1840:2::/48
- 2a03:1840:3::/48
- 2a10:9687::/32
Peering ecosystem
19 distinct peers via BGP. The first 19 are listed below.
| Peer ASN | Operator | Country |
|---|---|---|
| AS1299 | TWELVE99 - Arelion Sweden AB | SE |
| AS15935 | HA-VEL-LOCAL-AS - ha-vel internet s.r.o. | CZ |
| AS174 | COGENT-174 - Cogent Communications, LLC | US |
| AS1764 | NEXTLAYER-AS - Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH | AT |
| AS199669 | ATLEX-AS - Okay-Telecom Ltd. | RU |
| AS215305 | retzor-as - Mastersoft S.R.L. | MD |
| AS24482 | SGGS-AS-AP - SG.GS | SG |
| AS25091 | IP-Max - IP-Max SA | CH |
| AS29504 | LBCFREE - Freenet Liberec, z.s. | CZ |
| AS3223 | VOXILITY - Voxility LLP | GB |
| AS3257 | GTT-BACKBONE - GTT Communications Inc. | US |
| AS33891 | CORE-BACKBONE - Core-Backbone GmbH | DE |
| AS34927 | iFog-GmbH - iFog GmbH | CH |
| AS37721 | Virtual Technologies & Solutions - Virtual Technologies & Solutions | BF |
| AS61049 | EXASCALE - Exascale Ltd | GB |
| AS62212 | EE - SmartApe OU | EE |
| AS6939 | HURRICANE - Hurricane Electric LLC | US |
| AS8218 | NEO-ASN - Zayo Infrastructure France SA | FR |
| AS9002 | RETN-AS - RETN Limited | GB |
Blast radius
Count of dependent hostnames if AS51248 disappeared from the routing table.
Blast radius: Computing — check back later. The precompute pipeline refreshes this panel within a few days.
MOAS / hijack watch
Prefixes routed by AS51248 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 AS51248 is unique to AS51248 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS51248.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS51248"})-[: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.