Hostname

y1.de

Last fetched Tue, 07 Jul 2026 16:51:00 GMT

y1.de resolves to 2 IPv4 addresses operated by AMAZON-02 - Amazon.com, Inc. in NL.

Nutrition Label

Resolution chain

y1.de resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IP	Prefix	ASN	Operator	Country
31.43.160.6	31.43.160.0/24	AS16509	AMAZON-02 - Amazon.com, Inc.	NL
31.43.161.6	31.43.161.0/24	AS16509	AMAZON-02 - Amazon.com, Inc.	NL

WHOIS identity

No WHOIS records are currently associated with y1.de in WhisperGraph.

Subdomains

87 observed subdomains of y1.de.

Subdomain
board.y1.de
cloud.y1.de
dev.y1.de
do-show.y1.de
integ.y1.de
intranet.y1.de
repo.y1.de
santa2d.y1.de
status.y1.de
www.y1.de

Showing 10 of 87. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from y1.de in the public web crawl.

53 sites link to this hostname.

63 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

y1-de.mail.protection.outlook.com

SPF policy

8 SPF mechanisms authorising senders for y1.de.

Mechanism	Target
SPF_A	y1.de
SPF_INCLUDE	2352801.spf07.hubspotemail.net
SPF_INCLUDE	5043770.spf04.hubspotemail.net
SPF_INCLUDE	_spf.kundenserver.de
SPF_INCLUDE	_spf.perfora.net
SPF_INCLUDE	spf.orbit.teamleader.eu
SPF_INCLUDE	spf.protection.outlook.com
SPF_MX	y1.de

Pivot deeper into the graph from y1.de.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "y1.de"})-[: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.