Skip to content

Hostname

mas40.com

Last fetched

mas40.com resolves to 1 IPv4 address operated by AS49635 in ES. WHOIS lists iana:146 as the registrar.

Nutrition Label

WHISPER CANON · mas40.comRouting diversity1.5/10Peering density2.4/10MOAS conflict✓ noneThreat-feed listings6.8/10WHOIS transparency10.0/10Resolver footprint8.0/10canon.whisper.security/host/mas40.com

Resolution chain

mas40.com resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
217.71.200.212217.71.200.0/24AS49635—ES

WHOIS identity

Registrar
iana:146
Organization
domains by proxy,
Contact emails

Subdomains

2 observed subdomains of mas40.com.

Subdomain
mail.mas40.com
www.mas40.com

Web-graph footprint

Distinct hostnames that link to or from mas40.com in the public web crawl.

93 sites link to this hostname.

32 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

3 SPF mechanisms authorising senders for mas40.com.

MechanismTarget
SPF_Amas40.com
SPF_IP217.71.200.212
SPF_MXmas40.com

Related pages

Pivot deeper into the graph from mas40.com.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "mas40.com"})-[: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.