Hostname
system4.net
Last fetched
system4.net resolves to 1 IPv4 address operated by AS24940 in DE. WHOIS lists iana:151 as the registrar.
Nutrition Label
Resolution chain
system4.net 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 |
|---|---|---|---|---|
| 78.46.18.58 | 78.46.0.0/15 | AS24940 | — | DE |
WHOIS identity
- Registrar
- iana:151
- Organization
- martin wilhelm
- Contact emails
Subdomains
44 observed subdomains of system4.net.
Showing 25 of 44. View all subdomains →
Threat posture
History
Mail and authentication
MX records
SPF policy
25 SPF mechanisms authorising senders for system4.net.
| Mechanism | Target |
|---|---|
| SPF_A | system4.net |
| SPF_IP | 78.46.110.116 |
| SPF_IP | 78.46.18.16 |
| SPF_IP | 78.46.18.39 |
| SPF_IP | 78.46.18.52 |
| SPF_IP | 78.46.18.54 |
| SPF_IP | 78.46.18.57 |
| SPF_IP | 78.46.18.58 |
| SPF_IP | 78.46.18.59 |
| SPF_IP | 78.46.29.0/27 |
| SPF_IP | 78.46.93.102 |
| SPF_IP | 78.46.93.105 |
| SPF_IP | 78.46.93.115 |
| SPF_IP | 78.46.93.77 |
| SPF_IP | 78.46.93.80 |
| SPF_IP | 78.46.93.99 |
| SPF_IP | 88.198.38.40 |
| SPF_IP | 95.216.53.126 |
| SPF_IP | 95.216.53.18 |
| SPF_IP | 95.216.53.19 |
| SPF_IP | 95.216.53.20 |
| SPF_IP | 95.216.53.21 |
| SPF_IP | 95.216.53.22 |
| SPF_IP | 95.216.8.44 |
| SPF_MX | system4.net |
Related pages
Pivot deeper into the graph from system4.net.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "system4.net"})-[: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.