Hostname
0und1.net
Last fetched
0und1.net resolves to 2 IPv4 addresses operated by AS25394 in DE. WHOIS lists iana:151 as the registrar.
Nutrition Label
Resolution chain
0und1.net 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 |
|---|---|---|---|---|
| 185.66.64.123 | 185.66.64.0/22 | AS25394 | — | DE |
| 185.66.64.93 | 185.66.64.0/22 | AS25394 | — | DE |
WHOIS identity
- Registrar
- iana:151
- Organization
- 0und1 it-dienste
- Contact emails
Subdomains
934 observed subdomains of 0und1.net.
Showing 25 of 934. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from 0und1.net in the public web crawl.
2 sites linked to from this hostname.
Sample inbound links
Sample outbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
11 SPF mechanisms authorising senders for 0und1.net.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | spf.protection.spamdoc.de |
| SPF_IP | 116.202.27.58 |
| SPF_IP | 185.66.64.121 |
| SPF_IP | 185.66.64.30 |
| SPF_IP | 185.66.64.65 |
| SPF_IP | 185.66.64.67 |
| SPF_IP | 185.66.64.91 |
| SPF_IP | 185.66.66.100 |
| SPF_IP | 185.66.66.66 |
| SPF_IP | 195.201.233.43 |
| SPF_IP | 5.75.182.160 |
Related pages
Pivot deeper into the graph from 0und1.net.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "0und1.net"})-[: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.