Hostname

ctftech.com

Last fetched Fri, 22 May 2026 03:06:29 GMT

ctftech.com resolves to 1 IPv4 address operated by NERDHERRSCHAFT-AS in EE. WHOIS lists iana:468 as the registrar.

Nutrition Label

Resolution chain

ctftech.com 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
217.146.69.1	217.146.64.0/20	AS49604	NERDHERRSCHAFT-AS	EE

WHOIS identity

Registrar

iana:468

Organization

cheng du ke te fu ke ji you xian gong si

Contact emails

Subdomains

1 observed subdomain of ctftech.com.

Subdomain
www.ctftech.com

Web-graph footprint

Distinct hostnames that link to or from ctftech.com in the public web crawl.

64 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

ctftech-com.mail.protection.outlook.com

SPF policy

1 SPF mechanism authorising senders for ctftech.com.

Mechanism	Target
SPF_INCLUDE	spf.protection.outlook.com

Pivot deeper into the graph from ctftech.com.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "ctftech.com"})-[: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.