Skip to content

Hostname

smtp.grassau.com

Last fetched

smtp.grassau.com is a registered hostname under the .com top-level domain. Live infrastructure data is temporarily unavailable; refresh in a moment.

Nutrition Label

WHISPER CANON · smtp.grassau.comRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/smtp.grassau.com

Resolution chain

Resolution chain data is temporarily unavailable. Refresh in a moment to retry.

WHOIS identity

No WHOIS records are currently associated with smtp.grassau.com in WhisperGraph.

Subdomains

1 observed subdomain of smtp.grassau.com.

Subdomain
webmail.smtp.grassau.com

Threat posture

History

Mail and authentication

MX records

  • smtp.grassau.com

SPF policy

9 SPF mechanisms authorising senders for smtp.grassau.com.

MechanismTarget
SPF_Aexchange.solutionshosted.de
SPF_Arack51.cadeprovider.de
SPF_Asmtp.grassau.com
SPF_Asystem245.newslettersystem.eu
SPF_INCLUDEspf.solutionshosted.de
SPF_IP193.218.16.0/24
SPF_IP62.75.154.0/24
SPF_IP84.46.71.1/26
SPF_MXsmtp.grassau.com

Related pages

Pivot deeper into the graph from smtp.grassau.com.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "smtp.grassau.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.