Hostname

tcd.at

Last fetched Mon, 22 Jun 2026 09:00:45 GMT

tcd.at is a registered hostname under the .at top-level domain. Live infrastructure data is temporarily unavailable; refresh in a moment.

Nutrition Label

Resolution chain

Resolution chain data is temporarily unavailable. Refresh in a moment to retry.

WHOIS identity

No WHOIS records are currently associated with tcd.at in WhisperGraph.

Subdomains

4 observed subdomains of tcd.at.

Subdomain
mx0.tcd.at
nas.tcd.at
www.tcd.at

Showing 3 of 4. View all subdomains →

Web-graph footprint

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

11 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

mx0.tcd.at

SPF policy

4 SPF mechanisms authorising senders for tcd.at.

Mechanism	Target
SPF_A	tcd.at
SPF_INCLUDE	_spf.mlsend.com
SPF_INCLUDE	spf.server-he.de
SPF_MX	tcd.at

Pivot deeper into the graph from tcd.at.

Cypher and MCP

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

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