Hostname

f3j.ch

Last fetched Tue, 04 Aug 2026 14:10:13 GMT

f3j.ch resolves to 1 IPv4 address operated by NINE - Nine Internet Solutions AG in CH.

Nutrition Label

Resolution chain

f3j.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
5.148.169.160	5.148.160.0/19	AS29691	NINE - Nine Internet Solutions AG	CH

WHOIS identity

No WHOIS records are currently associated with f3j.ch in WhisperGraph.

Subdomains

1 observed subdomain of f3j.ch.

Subdomain
www.f3j.ch

Web-graph footprint

Distinct hostnames that link to or from f3j.ch in the public web crawl.

18 sites linked to from this hostname.

Sample inbound links

modellflug.ch

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for f3j.ch.

Mechanism	Target
SPF_REDIRECT	_spf.clubdesk.com

Pivot deeper into the graph from f3j.ch.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "f3j.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 20

Or query Whisper from your own LLM workflow via the Whisper MCP server.