Hostname

box-4u.com

Last fetched Fri, 31 Jul 2026 11:03:45 GMT

box-4u.com resolves to 1 IPv4 address operated by AS50673 in NL. WHOIS lists iana:1647 as the registrar.

Nutrition Label

Resolution chain

box-4u.com resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IP	Prefix	ASN	Operator	Country
93.158.218.243	93.158.208.0/20	AS50673	—	NL

WHOIS identity

Registrar: iana:1647
Organization: box4u
Contact emails: —

Subdomains

7 observed subdomains of box-4u.com.

Subdomain
autodiscover.box-4u.com
mail.box-4u.com
ns1.box-4u.com
ns2.box-4u.com
ns3.box-4u.com
webmail.box-4u.com
www.box-4u.com

Threat posture

History

Mail and authentication

MX records

mail.extin-exchange.nl

SPF policy

7 SPF mechanisms authorising senders for box-4u.com.

Mechanism	Target
SPF_A	box-4u.com
SPF_A	panel.extin.eu
SPF_INCLUDE	mail.registrar.eu
SPF_IP	178.21.17.64/27
SPF_IP	2a00:1ca8:c::/48
SPF_IP	93.158.218.224/27
SPF_MX	box-4u.com

Pivot deeper into the graph from box-4u.com.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "box-4u.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.