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Hostname

sfengineering.net

Last fetched

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

Nutrition Label

WHISPER CANON · sfengineering.netRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/sfengineering.net

Resolution chain

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WHOIS identity

Registrar
iana:1448
Organization
s. f. engineering works
Contact emails

Subdomains

3 observed subdomains of sfengineering.net.

Subdomain
direct.sfengineering.net
www.sfengineering.net

Showing 2 of 3. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from sfengineering.net in the public web crawl.

9 sites link to this hostname.

41 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

3 SPF mechanisms authorising senders for sfengineering.net.

MechanismTarget
SPF_INCLUDEspf.protection.outlook.com
SPF_INCLUDEspf.topsec.com
SPF_IP87.224.67.109

Related pages

Pivot deeper into the graph from sfengineering.net.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "sfengineering.net"})-[: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.