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Hostname

oph.fi

Last fetched

oph.fi resolves to 1 IPv4 address operated by AMAZON-02 - Amazon.com, Inc. in SE. WHOIS lists registrar:valtion tieto- ja viestintatekniikkakeskus valtori as the registrar.

Nutrition Label

WHISPER CANON · oph.fiRouting diversity1.5/10Peering density9.4/10MOAS conflict✓ noneThreat-feed listings6.8/10WHOIS transparency6.7/10Resolver footprint4.0/10canon.whisper.security/host/oph.fi

Resolution chain

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

IPPrefixASNOperatorCountry
13.51.62.8613.51.0.0/16AS16509AMAZON-02 - Amazon.com, Inc.SE

WHOIS identity

Registrar
registrar:valtion tieto- ja viestintatekniikkakeskus valtori
Organization
opetushallitus
Contact emails

Subdomains

75 observed subdomains of oph.fi.

Web-graph footprint

Distinct hostnames that link to or from oph.fi in the public web crawl.

3,150 sites link to this hostname.

2,202 sites linked to from this hostname.

Threat posture

History

Mail and authentication

MX records

SPF policy

10 SPF mechanisms authorising senders for oph.fi.

MechanismTarget
SPF_INCLUDE_spf.vy-verkko.fi
SPF_INCLUDE_spf1.oph.fi
SPF_INCLUDE_spf2.oph.fi
SPF_INCLUDEhosted-at.csc.fi
SPF_INCLUDEmail.webropolsurveys.com
SPF_INCLUDEspf.epressi.com
SPF_INCLUDEspf.lianamailer.com
SPF_INCLUDEspf.protection.outlook.com
SPF_IP158.37.161.216
SPF_IP81.22.248.0/25

Related pages

Pivot deeper into the graph from oph.fi.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "oph.fi"})-[: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.