Hostname
mailsys.de
Last fetched
mailsys.de is a registered hostname under the .de top-level domain. Live infrastructure data is temporarily unavailable; refresh in a moment.
Nutrition Label
Resolution chain
Resolution chain data is temporarily unavailable. Refresh in a moment to retry.
WHOIS identity
No WHOIS records are currently associated with mailsys.de in WhisperGraph.
Subdomains
25 observed subdomains of mailsys.de.
Web-graph footprint
Distinct hostnames that link to or from mailsys.de in the public web crawl.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
8 SPF mechanisms authorising senders for mailsys.de.
| Mechanism | Target |
|---|---|
| SPF_IP | 152.53.206.161 |
| SPF_IP | 217.11.52.162 |
| SPF_IP | 2a00:11c0:5f:3d2b:e433:96ff:fec4:39ee |
| SPF_IP | 2a00:1828:2000:160:0:0:0:2 |
| SPF_IP | 2a00:1828:2000:341:0:0:0:2 |
| SPF_IP | 2a01:4f8:190:1184:0:0:0:2 |
| SPF_IP | 5.9.137.182 |
| SPF_IP | 89.238.65.59 |
Related pages
Pivot deeper into the graph from mailsys.de.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "mailsys.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 20Or query Whisper from your own LLM workflow via the Whisper MCP server.