Hostname
dextra.ch
Last fetched
dextra.ch resolves to 1 IPv4 address operated by ASN-METANET Routingpeering issues: noc@metanet.ch in CH. WHOIS lists iana:3220 as the registrar.
Nutrition Label
Resolution chain
dextra.ch 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 |
|---|---|---|---|---|
| 81.173.83.107 | 81.173.82.0/23 | AS21069 | ASN-METANET Routingpeering issues: noc@metanet.ch | CH |
WHOIS identity
- Registrar
- iana:3220
- Organization
- daniel buchs
- Contact emails
- —
Subdomains
71 observed subdomains of dextra.ch.
Showing 25 of 71. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from dextra.ch in the public web crawl.
72 sites link to this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
8 SPF mechanisms authorising senders for dextra.ch.
| Mechanism | Target |
|---|---|
| SPF_A | mail-out.dextra.ch |
| SPF_A | post.sumcumo.net |
| SPF_A | www.dextra.ch |
| SPF_INCLUDE | _spf.psm.knowbe4.com |
| SPF_INCLUDE | spf.abacuscity.ch |
| SPF_INCLUDE | spf.protection.outlook.com |
| SPF_IP | 213.128.151.62 |
| SPF_IP | 217.71.90.109 |
Related pages
Pivot deeper into the graph from dextra.ch.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "dextra.ch"})-[: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.