Hostname

i2.cz

Last fetched Thu, 21 May 2026 19:55:10 GMT

i2.cz resolves to 1 IPv4 address operated by EDERA_GROUP in CZ. WHOIS lists iana:1362 as the registrar.

Nutrition Label

Resolution chain

i2.cz resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IP	Prefix	ASN	Operator	Country
77.236.206.56	77.236.192.0/19	AS42306	EDERA_GROUP	CZ

WHOIS identity

Registrar: iana:1362
Organization: internet2 s.r.o.
Contact emails: —

Subdomains

14 observed subdomains of i2.cz.

Subdomain
abra-g3.i2.cz
www.i2.cz
vm15.i2.cz
vm14.i2.cz
vm07.i2.cz
vm04.i2.cz
vm02.i2.cz
vm01.i2.cz
ns.i2.cz
na.i2.cz
mx2.i2.cz
mx1.i2.cz
man.i2.cz
gw.i2.cz

Web-graph footprint

Distinct hostnames that link to or from i2.cz in the public web crawl.

Sample inbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

4 SPF mechanisms authorising senders for i2.cz.

Mechanism	Target
SPF_IP	2a02:4a8:ac24:110:0:0:10:128
SPF_IP	31.15.10.128
SPF_IP	46.253.100.50
SPF_MX	i2.cz

Pivot deeper into the graph from i2.cz.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "i2.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.