mayser.de on Whisper Internet Directory

Nutrition Label

Resolution chain

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

IP	Prefix	ASN	Operator	Country
138.201.125.9	138.201.0.0/16	AS24940	—	DE

WHOIS identity

No WHOIS records are currently associated with mayser.de in WhisperGraph.

Subdomains

11 observed subdomains of mayser.de.

Subdomain
autodiscover.mayser.de
engdax.mayser.de
ftp.mayser.de
mail.mayser.de
mdm.mayser.de
oa.mayser.de
office365.mayser.de
spvpn.mayser.de
vpn.mayser.de
wildcard.mayser.de
www.mayser.de

Web-graph footprint

Distinct hostnames that link to or from mayser.de in the public web crawl.

14 sites link to this hostname.

1 site linked to from this hostname.

Sample inbound links

Sample outbound links

mayser.com

Threat posture

History

Mail and authentication

MX records

mayser-com.mail.protection.outlook.com

SPF policy

6 SPF mechanisms authorising senders for mayser.de.

Mechanism	Target
SPF_A	mayser.de
SPF_INCLUDE	spf.emailsignatures365.com
SPF_INCLUDE	spf.protection.outlook.com
SPF_IP	212.211.135.228
SPF_IP	91.24.26.100
SPF_MX	mayser.de

Related pages

Pivot deeper into the graph from mayser.de.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "mayser.de"})-[: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.