Hostname

av19.cz

Last fetched Sat, 11 Jul 2026 08:45:14 GMT

av19.cz resolves to 1 IPv4 address operated by AS24971 in CZ.

Nutrition Label

Resolution chain

av19.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
83.167.243.110	83.167.224.0/19	AS24971	—	CZ

WHOIS identity

No WHOIS records are currently associated with av19.cz in WhisperGraph.

Subdomains

2 observed subdomains of av19.cz.

Subdomain
atelier.av19.cz
www.av19.cz

Web-graph footprint

Distinct hostnames that link to or from av19.cz in the public web crawl.

5 sites link to this hostname.

5 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

mxavas.forpsi.com

SPF policy

1 SPF mechanism authorising senders for av19.cz.

Mechanism	Target
SPF_INCLUDE	_spf.forpsi.com

Pivot deeper into the graph from av19.cz.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "av19.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.