Hostname

celsion.de

Last fetched Tue, 26 May 2026 19:24:00 GMT

celsion.de appears in WhisperGraph with partial WHOIS records but no current public IPv4 resolution.

Nutrition Label

Resolution chain

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

WHOIS identity

No WHOIS records are currently associated with celsion.de in WhisperGraph.

Subdomains

4 observed subdomains of celsion.de.

Subdomain
app.celsion.de
www.celsion.de
webmail.celsion.de
autodiscover.celsion.de

Web-graph footprint

Distinct hostnames that link to or from celsion.de in the public web crawl.

15 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for celsion.de.

Mechanism	Target
SPF_INCLUDE	_spf-eu.ionos.com

Pivot deeper into the graph from celsion.de.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "celsion.de"})-[: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.