Hostname

cetrel.lu

Last fetched Tue, 21 Jul 2026 11:12:18 GMT

cetrel.lu appears in WhisperGraph with partial WHOIS records but no current public IPv4 resolution.

Nutrition Label

Resolution chain

cetrel.lu has no current public IPv4 resolution in WhisperGraph. The WHOIS record below is the only graph data we have on this hostname.

WHOIS identity

Registrar: —
Organization: cetrel
Contact emails: —

Subdomains

26 observed subdomains of cetrel.lu.

Subdomain
awake.cetrel.lu
bester.cetrel.lu
cardshop-be-rt2.cetrel.lu
euterpe.cetrel.lu
homebank-fr-et.cetrel.lu
mail1.cetrel.lu
mail2.cetrel.lu
racam-enroll-eacc.cetrel.lu
racam-enroll.cetrel.lu
racam-fimaser.cetrel.lu
rewakes.cetrel.lu
sftpfc.cetrel.lu
sftpfp.cetrel.lu
sofie.cetrel.lu
sofiecer.cetrel.lu
vts.cetrel.lu
vtscert.cetrel.lu
vtsprd.cetrel.lu
vtsqlf.cetrel.lu
wakeup.cetrel.lu
webreport-portal.cetrel.lu
wsi-0889.cetrel.lu
wsi-9972.cetrel.lu
wsi-cert.cetrel.lu
wsi.cetrel.lu

Showing 25 of 26. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from cetrel.lu in the public web crawl.

8 sites link to this hostname.

1 site linked to from this hostname.

Sample inbound links

Sample outbound links

support.worldline.com

Threat posture

History

Mail and authentication

MX records

SPF policy

3 SPF mechanisms authorising senders for cetrel.lu.

Mechanism	Target
SPF_INCLUDE	spf.mx.worldline-solutions.com
SPF_IP	217.117.192.0/22
SPF_IP	89.106.184.99

Pivot deeper into the graph from cetrel.lu.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "cetrel.lu"})-[: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.