Hostname
system4.org
Last fetched
system4.org resolves to 1 IPv4 address operated by AS24940 in DE. WHOIS lists iana:151 as the registrar.
Nutrition Label
Resolution chain
system4.org 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
24 observed subdomains of system4.org.
Web-graph footprint
Distinct hostnames that link to or from system4.org in the public web crawl.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
25 SPF mechanisms authorising senders for system4.org.
| Mechanism | Target |
|---|---|
| SPF_A | system4.org |
| 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.org |
Related pages
Pivot deeper into the graph from system4.org.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "system4.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 20Or query Whisper from your own LLM workflow via the Whisper MCP server.