Skip to content

Hostname

leissner.fr

Last fetched

leissner.fr resolves to 1 IPv4 address operated by AS15830 in FR. WHOIS lists registrar:orange as the registrar.

Nutrition Label

WHISPER CANON · leissner.frRouting diversity1.5/10Peering density10.0/10MOAS conflict✓ noneThreat-feed listings8.0/10WHOIS transparency10.0/10Resolver footprint4.6/10canon.whisper.security/host/leissner.fr

Resolution chain

leissner.fr resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
45.154.240.7745.154.240.0/24AS15830—FR

WHOIS identity

Registrar
registrar:orange
Organization
willy leissner
Contact emails

Subdomains

3 observed subdomains of leissner.fr.

Subdomain
clients.leissner.fr
media.leissner.fr
www.leissner.fr

Web-graph footprint

Distinct hostnames that link to or from leissner.fr in the public web crawl.

20 sites link to this hostname.

Sample inbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

11 SPF mechanisms authorising senders for leissner.fr.

MechanismTarget
SPF_INCLUDEspf.mailjet.com
SPF_INCLUDEspf.protection.outlook.com
SPF_IP212.95.66.61
SPF_IP212.95.67.169
SPF_IP212.95.67.211
SPF_IP212.95.70.184
SPF_IP212.95.71.137
SPF_IP212.95.71.30
SPF_IP217.167.211.40
SPF_IP217.167.211.42
SPF_IP45.154.240.173

Related pages

Pivot deeper into the graph from leissner.fr.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "leissner.fr"})-[: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.