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Hostname

opsa.ch

Last fetched

opsa.ch resolves to 2 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA.

Nutrition Label

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

Resolution chain

opsa.ch resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
104.21.68.206104.21.64.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA
172.67.198.118172.67.192.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA

WHOIS identity

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Subdomains

Subdomain count is temporarily unavailable. Refresh in a moment to retry.

Web-graph footprint

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

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

8 SPF mechanisms authorising senders for opsa.ch.

MechanismTarget
SPF_Amy.timedna.com
SPF_Aopsa.ch
SPF_INCLUDE_spf.google.com
SPF_INCLUDE_spf.protonmail.ch
SPF_INCLUDEmailgun.org
SPF_IP2001:8d8:1800:2cf::1/128
SPF_IP212.227.198.50/32
SPF_MXopsa.ch

Related pages

Pivot deeper into the graph from opsa.ch.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "opsa.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.