Hostname

open1.eu

Last fetched Sun, 26 Jul 2026 14:28:12 GMT

open1.eu resolves to 1 IPv4 address operated by MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation in NL. WHOIS lists registrar:dnhost ike as the registrar.

Nutrition Label

Resolution chain

open1.eu 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
172.201.52.70	172.200.0.0/13	AS8075	MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation	NL

WHOIS identity

Registrar: registrar:dnhost ike
Organization: —
Contact emails: —

Subdomains

33 observed subdomains of open1.eu.

Subdomain
adeiescorfu.open1.eu
booking.open1.eu
cem.open1.eu
consents.open1.eu
dms.open1.eu
easypay-staging.open1.eu
easypay.open1.eu
fleet-staging.open1.eu
fleet.open1.eu
herado-staging.open1.eu
lb-hub.open1.eu
mail.open1.eu
members-staging.open1.eu
members.open1.eu
opf.open1.eu
org-staging.open1.eu
org.open1.eu
pay.open1.eu
payapi.open1.eu
playground-staging.open1.eu
property-staging.open1.eu
property.open1.eu
sofrondctest.open1.eu
sso-staging.open1.eu
sso.open1.eu

Showing 25 of 33. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from open1.eu in the public web crawl.

9 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

open1-eu.mail.protection.outlook.com

SPF policy

1 SPF mechanism authorising senders for open1.eu.

Mechanism	Target
SPF_INCLUDE	spf.protection.outlook.com

Pivot deeper into the graph from open1.eu.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "open1.eu"})-[: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.