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Hostname

4a.at

Last fetched

4a.at resolves to 1 IPv4 address operated by HETZNER-AS in DE. WHOIS lists registrar:dogado gmbh as the registrar.

Nutrition Label

WHISPER CANON · 4a.atRouting diversity1.5/10Peering density6.7/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency3.3/10Resolver footprint8.3/10canon.whisper.security/host/4a.at

Resolution chain

4a.at resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
78.47.47.4578.46.0.0/15AS24940HETZNER-ASDE

WHOIS identity

Registrar
registrar:dogado gmbh
Organization
4a technology
Contact emails
—

Subdomains

12 observed subdomains of 4a.at.

Subdomain
2021.4a.at
www.4a.at
valimat.4a.at
uservoice.4a.at
traboch.4a.at
technologietag.4a.at
stats.4a.at
secrets.4a.at
radome.4a.at
prt.4a.at
impetus.4a.at
explorer.4a.at

Web-graph footprint

Distinct hostnames that link to or from 4a.at in the public web crawl.

26 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

3 SPF mechanisms authorising senders for 4a.at.

MechanismTarget
SPF_INCLUDEspf.mandrillapp.com
SPF_INCLUDEspf.protection.outlook.com
SPF_IP78.47.47.45

Related pages

Pivot deeper into the graph from 4a.at.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "4a.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.