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Hostname

startupschool.org

Last fetched

startupschool.org resolves to 20 IPv4 addresses operated by AMAZON-02 - Amazon.com, Inc. in CZ. WHOIS lists iana:81 as the registrar.

Nutrition Label

WHISPER CANON · startupschool.orgRouting diversity4.8/10Peering density9.4/10MOAS conflict✓ noneThreat-feed listings6.8/10WHOIS transparency10.0/10Resolver footprint5.2/10canon.whisper.security/host/startupschool.org

Resolution chain

startupschool.org resolves to 20 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
13.227.192.2813.227.192.0/24AS16509AMAZON-02 - Amazon.com, Inc.CZ
13.227.192.5213.227.192.0/24AS16509AMAZON-02 - Amazon.com, Inc.CZ
13.227.192.713.227.192.0/24AS16509AMAZON-02 - Amazon.com, Inc.CZ
13.227.192.9613.227.192.0/24AS16509AMAZON-02 - Amazon.com, Inc.CZ
18.245.31.4718.245.30.0/23AS16509AMAZON-02 - Amazon.com, Inc.DE
18.245.31.4918.245.30.0/23AS16509AMAZON-02 - Amazon.com, Inc.DE
18.245.31.5818.245.30.0/23AS16509AMAZON-02 - Amazon.com, Inc.DE
18.245.31.7218.245.30.0/23AS16509AMAZON-02 - Amazon.com, Inc.DE
35.162.206.4935.160.0.0/13AS16509AMAZON-02 - Amazon.com, Inc.US
44.245.30.13544.224.0.0/11AS16509AMAZON-02 - Amazon.com, Inc.US
52.33.242.18652.32.0.0/14AS16509AMAZON-02 - Amazon.com, Inc.US
54.187.83.23454.186.0.0/15AS16509AMAZON-02 - Amazon.com, Inc.US
54.192.35.12154.192.34.0/23AS16509AMAZON-02 - Amazon.com, Inc.DE
54.192.35.1354.192.34.0/23AS16509AMAZON-02 - Amazon.com, Inc.DE
54.192.35.2854.192.34.0/23AS16509AMAZON-02 - Amazon.com, Inc.DE
54.192.35.3154.192.34.0/23AS16509AMAZON-02 - Amazon.com, Inc.DE
18.67.13.8418.67.12.0/23AS16509AMAZON-02 - Amazon.com, Inc.DE
18.67.13.8518.67.12.0/23AS16509AMAZON-02 - Amazon.com, Inc.DE
18.67.13.12818.67.12.0/23AS16509AMAZON-02 - Amazon.com, Inc.DE
18.67.13.3718.67.12.0/23AS16509AMAZON-02 - Amazon.com, Inc.DE

WHOIS identity

Registrar
iana:81
Organization
domain admin
Contact emails

Subdomains

5 observed subdomains of startupschool.org.

Subdomain
investor.startupschool.org
mthurman.startupschool.org
sso-auth.startupschool.org
startupschool.startupschool.org
www.startupschool.org

Web-graph footprint

Distinct hostnames that link to or from startupschool.org in the public web crawl.

856 sites link to this hostname.

8 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 startupschool.org.

MechanismTarget
SPF_INCLUDEmailgun.org

Related pages

Pivot deeper into the graph from startupschool.org.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "startupschool.org"})-[: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.