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Hostname

esfweb.com

Last fetched

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

Nutrition Label

WHISPER CANON · esfweb.comRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/esfweb.com

Resolution chain

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WHOIS identity

Registrar
iana:468
Organization
on behalf of esfweb.com owner
Contact emails

Subdomains

6 observed subdomains of esfweb.com.

Subdomain
autodiscover.esfweb.com
doublecheck.esfweb.com
ironport2.esfweb.com
mail.esfweb.com
transfer.esfweb.com
www.esfweb.com

Web-graph footprint

Distinct hostnames that link to or from esfweb.com in the public web crawl.

14 sites link to this hostname.

Sample inbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

16 SPF mechanisms authorising senders for esfweb.com.

MechanismTarget
SPF_Aesfweb.com
SPF_INCLUDEbcicloud.com
SPF_INCLUDEservers.mcsv.net
SPF_INCLUDEspf.ess.barracudanetworks.com
SPF_INCLUDEspf.protection.outlook.com
SPF_IP12.163.208.161
SPF_IP147.160.167.0/26
SPF_IP173.235.125.2
SPF_IP184.168.131.241/32
SPF_IP23.21.109.197/32
SPF_IP23.21.109.212/32
SPF_IP4.14.207.64/29
SPF_IP74.112.242.0/24
SPF_IP96.66.116.204/30
SPF_IP96.66.116.72/29
SPF_MXesfweb.com

Related pages

Pivot deeper into the graph from esfweb.com.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "esfweb.com"})-[: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.