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Hostname

act4.is

Last fetched

act4.is resolves to 1 IPv4 address operated by AS206842 in IS.

Nutrition Label

WHISPER CANON · act4.isRouting diversity1.5/10Peering density1.2/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint4.0/10canon.whisper.security/host/act4.is

Resolution chain

act4.is resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
185.174.177.110185.174.176.0/22AS206842—IS

WHOIS identity

No WHOIS records are currently associated with act4.is in WhisperGraph.

Subdomains

1 observed subdomain of act4.is.

Subdomain
www.act4.is

Web-graph footprint

Distinct hostnames that link to or from act4.is in the public web crawl.

7 sites link to this hostname.

18 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for act4.is.

MechanismTarget
SPF_INCLUDE_spf.google.com

Related pages

Pivot deeper into the graph from act4.is.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "act4.is"})-[: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.