Skip to content

Hostname

cesb.cz

Last fetched

cesb.cz resolves to 1 IPv4 address operated by AS15685 in CZ. WHOIS lists registrar:reg-internet-cz as the registrar.

Nutrition Label

WHISPER CANON · cesb.czRouting diversity1.5/10Peering density4.4/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency3.3/10Resolver footprint5.6/10canon.whisper.security/host/cesb.cz

Resolution chain

cesb.cz resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
109.123.223.68109.123.216.0/21AS15685—CZ

WHOIS identity

Registrar
registrar:reg-internet-cz
Organization
antonín lupíšek
Contact emails
—

Subdomains

11 observed subdomains of cesb.cz.

Subdomain
19.cesb.cz
22.cesb.cz
admin.cesb.cz
data.cesb.cz
mail.cesb.cz
meet.cesb.cz
mysql.cesb.cz
paygate.cesb.cz
show.cesb.cz
smtp.cesb.cz
www.cesb.cz

Web-graph footprint

Distinct hostnames that link to or from cesb.cz in the public web crawl.

68 sites link to this hostname.

80 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

Related pages

Pivot deeper into the graph from cesb.cz.

Cypher and MCP

Reproduce the resolution chain directly against graph.whisper.security:

MATCH (h:HOSTNAME {name: "cesb.cz"})-[:RESOLVES_TO]->(ip:IPV4)
      -[:ANNOUNCED_BY]->(ap:ANNOUNCED_PREFIX)
      -[:ROUTES]->(asn:ASN)-[:HAS_NAME]->(n:ASN_NAME)
RETURN ip.name AS ip, ap.name AS prefix, asn.name AS asn, n.name AS operator
LIMIT 20

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