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Hostname

leanpub.com

Last fetched

leanpub.com resolves to 12 IPv4 addresses operated by AMAZON-02 - Amazon.com, Inc. in US. WHOIS lists iana:431 as the registrar.

Nutrition Label

WHISPER CANON · leanpub.comRouting diversity3.0/10Peering density9.3/10MOAS conflict✓ noneThreat-feed listings6.8/10WHOIS transparency10.0/10Resolver footprint4.6/10canon.whisper.security/host/leanpub.com

Resolution chain

leanpub.com resolves to 12 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
13.33.67.11613.33.64.0/21AS16509AMAZON-02 - Amazon.com, Inc.US
13.33.67.1913.33.64.0/21AS16509AMAZON-02 - Amazon.com, Inc.US
13.33.67.2613.33.64.0/21AS16509AMAZON-02 - Amazon.com, Inc.US
13.33.67.8713.33.64.0/21AS16509AMAZON-02 - Amazon.com, Inc.US
3.167.227.103.167.224.0/21AS16509AMAZON-02 - Amazon.com, Inc.DE
3.167.227.1013.167.224.0/21AS16509AMAZON-02 - Amazon.com, Inc.DE
3.167.227.573.167.224.0/21AS16509AMAZON-02 - Amazon.com, Inc.DE
3.167.227.863.167.224.0/21AS16509AMAZON-02 - Amazon.com, Inc.DE
3.174.113.1013.174.112.0/21AS16509AMAZON-02 - Amazon.com, Inc.FI
3.174.113.183.174.112.0/21AS16509AMAZON-02 - Amazon.com, Inc.FI
3.174.113.293.174.112.0/21AS16509AMAZON-02 - Amazon.com, Inc.FI
3.174.113.763.174.112.0/21AS16509AMAZON-02 - Amazon.com, Inc.FI

WHOIS identity

Registrar
iana:431
Organization
leanpub.com private registrant a happy dreamhost customer
Contact emails

Subdomains

11 observed subdomains of leanpub.com.

Web-graph footprint

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

5,550 sites link to this hostname.

Threat posture

History

Mail and authentication

SPF policy

6 SPF mechanisms authorising senders for leanpub.com.

MechanismTarget
SPF_Aleanpub.com
SPF_INCLUDE_spf.google.com
SPF_INCLUDEservers.mcsv.net
SPF_INCLUDEspf.mail.intercom.io
SPF_INCLUDEspf.mtasv.net
SPF_MXleanpub.com

Related pages

Pivot deeper into the graph from leanpub.com.

Cypher and MCP

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

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