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Hostname

actcert.com

Last fetched

actcert.com resolves to 1 IPv4 address operated by MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation in US. WHOIS lists iana:440 as the registrar.

Nutrition Label

WHISPER CANON · actcert.comRouting diversity1.5/10Peering density7.8/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency10.0/10Resolver footprint3.2/10canon.whisper.security/host/actcert.com

Resolution chain

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

IPPrefixASNOperatorCountry
20.106.12.2020.64.0.0/10AS8075MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft CorporationUS

WHOIS identity

Registrar
iana:440
Organization
alon stivi
Contact emails

Subdomains

3 observed subdomains of actcert.com.

Subdomain
mail.actcert.com
webmail.actcert.com
www.actcert.com

Web-graph footprint

Distinct hostnames that link to or from actcert.com in the public web crawl.

9 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

8 SPF mechanisms authorising senders for actcert.com.

MechanismTarget
SPF_Aactcert.com
SPF_INCLUDEemailsrvr.com
SPF_INCLUDEhost.alphanetssl.com
SPF_INCLUDEsendgrid.net
SPF_INCLUDEserver.alphanetssl.com
SPF_IP23.227.197.178
SPF_IP67.202.86.241
SPF_MXactcert.com

Related pages

Pivot deeper into the graph from actcert.com.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "actcert.com"})-[: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.