Autonomous System
AS56891 — ASCZRB Narodni rozvojova banka, a.s.(CZ)
Last fetched
AS56891 is an Autonomous System operated by ASCZRB Narodni rozvojova banka, a.s. and registered in CZ. As of Thu, 21 May 2026 06:21:04 GMT, it announces 1 routed IP prefix and peers with 1 other Autonomous System in the WhisperGraph BGP dataset.
Nutrition Label
Routing footprint
AS56891 announces 1 distinct routed prefix. The 1-prefix sample below links to per-prefix pages with full conflict and reverse-DNS detail.
Peering ecosystem
1 distinct peers via BGP. The first 1 are listed below.
| Peer ASN | Operator | Country |
|---|---|---|
| AS6855 | SK-TELEKOM Slovak Telekom T-Mobile CZ | SK |
Blast radius
Approximate count of dependent hostnames if AS56891 disappeared from the routing table.
~24 hostnames depend on this network.Sampled from 10 prefixes, snapshot Thu, 21 May 2026 06:21:04 GMT.
MOAS / hijack watch
Prefixes routed by AS56891 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 AS56891 is unique to AS56891 in the current routing snapshot.
Threat posture
Related pages
Pivot deeper into the graph from AS56891.
Cypher and MCP
Reproduce the headline metric directly against graph.whisper.security:
MATCH (a:ASN {name: "AS56891"})-[: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.