Skip to content

Hostname

host4u.at

Last fetched

host4u.at resolves to 1 IPv4 address operated by UTA-AS in AT.

Nutrition Label

WHISPER CANON · host4u.atRouting diversity1.5/10Peering density6.7/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint5.2/10canon.whisper.security/host/host4u.at

Resolution chain

host4u.at resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
78.142.139.9678.142.128.0/18AS8437UTA-ASAT

WHOIS identity

No WHOIS records are currently associated with host4u.at in WhisperGraph.

Subdomains

12 observed subdomains of host4u.at.

Subdomain
adguard.host4u.at
www.host4u.at
webmail.host4u.at
rum.host4u.at
pki.host4u.at
msh-ext-svc.host4u.at
msh.host4u.at
mpip1.host4u.at
h2traefik.host4u.at
dt.host4u.at
doh.host4u.at
autodiscover.host4u.at

Web-graph footprint

Distinct hostnames that link to or from host4u.at in the public web crawl.

Sample inbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

3 SPF mechanisms authorising senders for host4u.at.

MechanismTarget
SPF_INCLUDEspf.protection.outlook.com
SPF_IP176.9.49.99
SPF_MXhost4u.at

Related pages

Pivot deeper into the graph from host4u.at.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "host4u.at"})-[: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.