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Hostname

istl.com

Last fetched

istl.com resolves to 1 IPv4 address operated by AS20652 in GB. WHOIS lists iana:106 as the registrar.

Nutrition Label

WHISPER CANON · istl.comRouting diversity1.5/10Peering density1.9/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency10.0/10Resolver footprint4.0/10canon.whisper.security/host/istl.com

Resolution chain

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

IPPrefixASNOperatorCountry
217.196.1.141217.196.0.0/20AS20652—GB

WHOIS identity

Registrar
iana:106
Organization
integrated system technologies
Contact emails

Subdomains

9 observed subdomains of istl.com.

Subdomain
autodiscover.istl.com
crm.istl.com
imune.istl.com
mail.istl.com
pbx.istl.com
remote.istl.com
support.istl.com
workspace.istl.com
www.istl.com

Web-graph footprint

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

15 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

1 SPF mechanism authorising senders for istl.com.

MechanismTarget
SPF_INCLUDEspf.protection.outlook.com

Related pages

Pivot deeper into the graph from istl.com.

Cypher and MCP

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

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