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Hostname

teachcomputing.org

Last fetched

teachcomputing.org resolves to 3 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA. WHOIS lists iana:81 as the registrar.

Nutrition Label

WHISPER CANON · teachcomputing.orgRouting diversity2.4/10Peering density10.0/10MOAS conflict✓ noneThreat-feed listings8.0/10WHOIS transparency3.3/10Resolver footprint3.2/10canon.whisper.security/host/teachcomputing.org

Resolution chain

teachcomputing.org resolves to 3 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
104.26.12.26104.28.24.0/24AS13335CLOUDFLARENET - Cloudflare, Inc.CA
104.26.13.26104.28.24.0/24AS13335CLOUDFLARENET - Cloudflare, Inc.CA
172.67.75.5172.68.39.0/24AS13335CLOUDFLARENET - Cloudflare, Inc.CA

WHOIS identity

Registrar
iana:81
Organization
stem learning
Contact emails

Subdomains

8 observed subdomains of teachcomputing.org.

Web-graph footprint

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

547 sites link to this hostname.

Threat posture

History

Mail and authentication

SPF policy

5 SPF mechanisms authorising senders for teachcomputing.org.

MechanismTarget
SPF_INCLUDEmailcontrol.com
SPF_INCLUDEmsgfocus.com
SPF_INCLUDEservers.mcsv.net
SPF_INCLUDEspf.mandrillapp.com
SPF_INCLUDEspf.protection.outlook.com

Related pages

Pivot deeper into the graph from teachcomputing.org.

Cypher and MCP

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

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