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Hostname

asstra.ch

Last fetched

asstra.ch resolves to 1 IPv4 address operated by TPNET in PL.

Nutrition Label

WHISPER CANON · asstra.chRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/asstra.ch

Resolution chain

asstra.ch resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
213.25.35.156213.25.0.0/16AS5617TPNETPL

WHOIS identity

Registrar
—
Organization
asstra associated traffic
Contact emails
—

Subdomains

9 observed subdomains of asstra.ch.

Subdomain
mx.asstra.ch
www.asstra.ch
ns3.asstra.ch
ns2.asstra.ch
ns1.asstra.ch
mxout3.asstra.ch
mxout2.asstra.ch
mxout1.asstra.ch
mxout.asstra.ch

Web-graph footprint

Distinct hostnames that link to or from asstra.ch in the public web crawl.

6 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for asstra.ch.

MechanismTarget
SPF_REDIRECT_spf.asstra.com

Related pages

Pivot deeper into the graph from asstra.ch.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "asstra.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 20

Or query Whisper from your own LLM workflow via the Whisper MCP server.