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Hostname

mail.opensystems.ar

Last fetched

mail.opensystems.ar resolves to 1 IPv4 address operated by NSS S.A. in AR.

Nutrition Label

WHISPER CANON · mail.opensystems.arRouting diversity1.5/10Peering density6.3/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint0.0/10canon.whisper.security/host/mail.opensystems.ar

Resolution chain

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

IPPrefixASNOperatorCountry
201.216.232.144201.216.232.0/22AS16814NSS S.A.AR

WHOIS identity

No WHOIS records are currently associated with mail.opensystems.ar in WhisperGraph.

Subdomains

1 observed subdomain of mail.opensystems.ar.

Subdomain
www.mail.opensystems.ar

Web-graph footprint

Distinct hostnames that link to or from mail.opensystems.ar in the public web crawl.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

SPF policy

4 SPF mechanisms authorising senders for mail.opensystems.ar.

MechanismTarget
SPF_Amail.opensystems.ar
SPF_IP181.14.243.165
SPF_IP201.216.232.144
SPF_MXmail.opensystems.ar

Related pages

Pivot deeper into the graph from mail.opensystems.ar.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "mail.opensystems.ar"})-[: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.