Skip to content

Hostname

mailrelay.learn21.org

Last fetched

mailrelay.learn21.org resolves to 1 IPv4 address operated by ENCORE-TECHNOLOGIES - Encore Technologies in US.

Nutrition Label

WHISPER CANON · mailrelay.learn21.orgRouting diversity1.5/10Peering density3.6/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint0.0/10canon.whisper.security/host/mailrelay.learn21.org

Resolution chain

mailrelay.learn21.org resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
208.92.68.232208.92.68.0/24AS395176ENCORE-TECHNOLOGIES - Encore TechnologiesUS

WHOIS identity

No WHOIS records are currently associated with mailrelay.learn21.org in WhisperGraph.

Threat posture

History

Mail and authentication

SPF policy

2 SPF mechanisms authorising senders for mailrelay.learn21.org.

MechanismTarget
SPF_IP208.92.68.232
SPF_IP96.5.233.11

Related pages

Pivot deeper into the graph from mailrelay.learn21.org.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "mailrelay.learn21.org"})-[: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.