Hostname
ar3.ch
Last fetched
ar3.ch resolves to 1 IPv4 address operated by HETZNER-AS in FI.
Nutrition Label
Resolution chain
ar3.ch 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 |
|---|---|---|---|---|
| 65.109.19.147 | 65.109.0.0/16 | AS24940 | HETZNER-AS | FI |
WHOIS identity
WHOIS data is temporarily unavailable. Refresh in a moment to retry.
Subdomains
Subdomain count is temporarily unavailable. Refresh in a moment to retry.
Web-graph footprint
Distinct hostnames that link to or from ar3.ch in the public web crawl.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
4 SPF mechanisms authorising senders for ar3.ch.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | spf.madlan.ch |
| SPF_IP | 82.197.187.243 |
| SPF_IP | 95.143.56.114/32 |
| SPF_MX | ar3.ch |
Related pages
Pivot deeper into the graph from ar3.ch.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "ar3.ch"})-[: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.