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Hostname

filtermail.nl

Last fetched

filtermail.nl resolves to 1 IPv4 address operated by AS25151 in NL. WHOIS lists registrar:realtime register as the registrar.

Nutrition Label

WHISPER CANON · filtermail.nlRouting diversity1.5/10Peering density5.7/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint4.0/10canon.whisper.security/host/filtermail.nl

Resolution chain

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

IPPrefixASNOperatorCountry
37.46.140.637.46.140.0/24AS25151NL

WHOIS identity

Registrar
registrar:realtime register
Organization
Contact emails

Subdomains

9 observed subdomains of filtermail.nl.

Web-graph footprint

Distinct hostnames that link to or from filtermail.nl in the public web crawl.

9 sites linked to from this hostname.

Sample inbound links

Threat posture

History

Mail and authentication

SPF policy

7 SPF mechanisms authorising senders for filtermail.nl.

MechanismTarget
SPF_Afiltermail.nl
SPF_INCLUDEspf.filtermail.eu
SPF_INCLUDEspf.protection.outlook.com
SPF_INCLUDEspf.sqr.nl
SPF_IP2001:1af8:4400:b000:0:0:10e7:e3b9
SPF_IP95.211.18.229
SPF_MXfiltermail.nl

Related pages

Pivot deeper into the graph from filtermail.nl.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "filtermail.nl"})-[: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.