Hostname
tec21.ch
Last fetched
tec21.ch resolves to 1 IPv4 address operated by AS31052 in CH.
Nutrition Label
Resolution chain
tec21.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 |
|---|---|---|---|---|
| 91.205.148.158 | 91.205.148.0/22 | AS31052 | — | CH |
WHOIS identity
No WHOIS records are currently associated with tec21.ch in WhisperGraph.
Subdomains
3 observed subdomains of tec21.ch.
Web-graph footprint
Distinct hostnames that link to or from tec21.ch in the public web crawl.
37 sites link to this hostname.
Threat posture
History
Mail and authentication
MX records
SPF policy
1 SPF mechanism authorising senders for tec21.ch.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | espazium.onice.io |
Related pages
Pivot deeper into the graph from tec21.ch.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "tec21.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.