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Autonomous System

AS50833 — FIBERTEL-AS - FIBER TELECOM s.r.o.(CZ)

Last fetched

AS50833 is an Autonomous System operated by FIBERTEL-AS - FIBER TELECOM s.r.o. and registered in CZ. As of Tue, 04 Aug 2026 05:55:48 GMT, it announces 9 routed IP prefixes and peers with 4 other Autonomous Systems in the WhisperGraph BGP dataset.

Nutrition Label

WHISPER CANON · AS50833Routing diversity5.0/10Peering density2.8/10MOAS conflict✓ noneThreat-feed listingsWHOIS transparencyResolver footprintcanon.whisper.security/asn/50833

Routing footprint

AS50833 announces 9 distinct routed prefixes. The 9-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.

Peering ecosystem

4 distinct peers via BGP. The first 4 are listed below.

Peer ASNOperatorCountry
AS210464AVSISP - ANDREW KRISTULIAL
AS26431HAPPYPEERING - Happy Telecommunications LLCUS
AS29632NASSIST-AS - Netassist International EOODBG
AS8772NLineLLC - NetAssist LLCUA

Blast radius

Count of dependent hostnames if AS50833 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 AS50833 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 AS50833 is unique to AS50833 in the current routing snapshot.

Threat posture

Related pages

Pivot deeper into the graph from AS50833.

Cypher and MCP

Reproduce the headline metric directly against graph.whisper.security:

MATCH (a:ASN {name: "AS50833"})-[:HAS_NAME]->(n:ASN_NAME)
OPTIONAL MATCH (a)-[:HAS_COUNTRY]->(c:COUNTRY)
RETURN a.name AS asn, n.name AS operator, c.name AS country

Or query Whisper from your own LLM workflow via the Whisper MCP server.