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Hostname

ch2o.nl

Last fetched

ch2o.nl resolves to 1 IPv4 address operated by AS20847 in NL. WHOIS lists registrar:internet service europe b.v. as the registrar.

Nutrition Label

WHISPER CANON · ch2o.nlRouting diversity1.5/10Peering density6.1/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint3.2/10canon.whisper.security/host/ch2o.nl

Resolution chain

ch2o.nl resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
31.7.2.8731.7.0.0/22AS20847—NL

WHOIS identity

Registrar
registrar:internet service europe b.v.
Organization
—
Contact emails
—

Subdomains

2 observed subdomains of ch2o.nl.

Subdomain
webmail.ch2o.nl
www.ch2o.nl

Web-graph footprint

Distinct hostnames that link to or from ch2o.nl in the public web crawl.

6 sites link to this hostname.

13 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

7 SPF mechanisms authorising senders for ch2o.nl.

MechanismTarget
SPF_Ach2o.nl
SPF_INCLUDE_spf.exactonline.nl
SPF_INCLUDE_spf.kbitehosting.nl
SPF_INCLUDEspf.eu.exclaimer.net
SPF_INCLUDEspf.protection.outlook.com
SPF_IP216.205.156.6
SPF_MXch2o.nl

Related pages

Pivot deeper into the graph from ch2o.nl.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "ch2o.nl"})-[: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.