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Hostname

opalsec.io

Last fetched

opalsec.io resolves to 3 IPv4 addresses operated by MACST-SV4 - MacStadium, Inc. in CA.

Nutrition Label

WHISPER CANON · opalsec.ioRouting diversity3.0/10Peering density7.3/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint4.6/10canon.whisper.security/host/opalsec.io

Resolution chain

opalsec.io resolves to 3 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
151.101.131.7151.101.128.0/22AS54113MACST-SV4 - MacStadium, Inc.CA
151.101.195.7151.101.192.0/22AS54113MACST-SV4 - MacStadium, Inc.CA
151.101.67.7151.101.64.0/22AS54113MACST-SV4 - MacStadium, Inc.CA

WHOIS identity

No WHOIS records are currently associated with opalsec.io in WhisperGraph.

Subdomains

2 observed subdomains of opalsec.io.

Web-graph footprint

Distinct hostnames that link to or from opalsec.io in the public web crawl.

Sample inbound links

Threat posture

History

Mail and authentication

SPF policy

2 SPF mechanisms authorising senders for opalsec.io.

MechanismTarget
SPF_INCLUDE_spf.protonmail.ch
SPF_INCLUDEspf.protection.outlook.com

Related pages

Pivot deeper into the graph from opalsec.io.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "opalsec.io"})-[: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.