Hostname
1und1.com
Last fetched
1und1.com resolves to 1 IPv4 address operated by AS8560 in DE. WHOIS lists iana:83 as the registrar.
Nutrition Label
Resolution chain
1und1.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 |
|---|---|---|---|---|
| 217.160.72.19 | 217.160.0.0/16 | AS8560 | — | DE |
WHOIS identity
- Registrar
- iana:83
- Organization
- 1&1 internet se
- Contact emails
Subdomains
27 observed subdomains of 1und1.com.
Showing 24 of 27. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from 1und1.com in the public web crawl.
28 sites link to this hostname.
1 site linked to from this hostname.
Sample inbound links
Sample outbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
3 SPF mechanisms authorising senders for 1und1.com.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | _spf.1und1.de |
| SPF_INCLUDE | _spf.kundenserver.de |
| SPF_INCLUDE | _spf.perfora.net |
Related pages
Pivot deeper into the graph from 1und1.com.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "1und1.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 20Or query Whisper from your own LLM workflow via the Whisper MCP server.