Hostname

100tre.it

Last fetched Wed, 03 Jun 2026 12:41:15 GMT

100tre.it resolves to 1 IPv4 address operated by AS31034 in IT. WHOIS lists registrar:aruba s.p.a. as the registrar.

Nutrition Label

Resolution chain

100tre.it 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
31.11.36.32	31.11.32.0/21	AS31034	—	IT

WHOIS identity

Registrar: registrar:aruba s.p.a.
Organization: 100tre srls
Contact emails: —

Subdomains

2 observed subdomains of 100tre.it.

Subdomain
mx.100tre.it
www.100tre.it

Web-graph footprint

Distinct hostnames that link to or from 100tre.it in the public web crawl.

674 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

mx.100tre.it

SPF policy

1 SPF mechanism authorising senders for 100tre.it.

Mechanism	Target
SPF_INCLUDE	_spf.aruba.it

Pivot deeper into the graph from 100tre.it.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "100tre.it"})-[: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.