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Hostname

mail.refsystem.pl

Last fetched

mail.refsystem.pl resolves to 1 IPv4 address operated by NETARTGROUP in PL.

Nutrition Label

WHISPER CANON · mail.refsystem.plRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/mail.refsystem.pl

Resolution chain

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

IPPrefixASNOperatorCountry
77.55.252.10177.55.252.0/23AS15967NETARTGROUPPL

WHOIS identity

No WHOIS records are currently associated with mail.refsystem.pl in WhisperGraph.

Threat posture

History

Mail and authentication

MX records

SPF policy

7 SPF mechanisms authorising senders for mail.refsystem.pl.

MechanismTarget
SPF_Amail.refsystem.pl
SPF_INCLUDE_spf.netmark.pl
SPF_INCLUDEspf.protection.outlook.com
SPF_IP213.189.56.76
SPF_IP31.186.86.51
SPF_IP77.55.252.101
SPF_MXmail.refsystem.pl

Related pages

Pivot deeper into the graph from mail.refsystem.pl.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "mail.refsystem.pl"})-[: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.