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Hostname

ctf.nu

Last fetched

ctf.nu resolves to 1 IPv4 address operated by NETTA-2-54427 - NetTally, Inc in US.

Nutrition Label

WHISPER CANON · ctf.nuRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/ctf.nu

Resolution chain

ctf.nu resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
199.44.82.122199.44.80.0/22AS54427NETTA-2-54427 - NetTally, IncUS

WHOIS identity

No WHOIS records are currently associated with ctf.nu in WhisperGraph.

Subdomains

1 observed subdomain of ctf.nu.

Subdomain
www.ctf.nu

Web-graph footprint

Distinct hostnames that link to or from ctf.nu in the public web crawl.

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for ctf.nu.

MechanismTarget
SPF_INCLUDEnettally.com

Related pages

Pivot deeper into the graph from ctf.nu.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "ctf.nu"})-[: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.