Hostname

tcd.cool

Last fetched Sun, 24 May 2026 22:41:38 GMT

tcd.cool resolves to 1 IPv4 address operated by XSERVER Xserver Inc. in JP. WHOIS lists iana:49 as the registrar.

Nutrition Label

Resolution chain

tcd.cool 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
183.90.235.37	183.90.224.0/20	AS131965	XSERVER Xserver Inc.	JP

WHOIS identity

Registrar: iana:49
Organization: whois privacy protection service by onamae.com
Contact emails: —

Subdomains

2 observed subdomains of tcd.cool.

Subdomain
demo.tcd.cool
www.tcd.cool

Web-graph footprint

Distinct hostnames that link to or from tcd.cool in the public web crawl.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

tcd.cool

SPF policy

4 SPF mechanisms authorising senders for tcd.cool.

Mechanism	Target
SPF_A	sv176.xbiz.ne.jp
SPF_A	tcd.cool
SPF_INCLUDE	spf.sender.xserver.jp
SPF_MX	tcd.cool

Pivot deeper into the graph from tcd.cool.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "tcd.cool"})-[: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.