Hostname
courseleaf.com
Last fetched
courseleaf.com resolves to 1 IPv4 address operated by LEEPFROG - Leepfrog Technologies, Inc. in US. WHOIS lists iana:146 as the registrar.
Nutrition Label
Resolution chain
courseleaf.com resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.
| IP | Prefix | ASN | Operator | Country |
|---|---|---|---|---|
| 12.2.169.165 | 12.2.169.0/24 | AS11806 | LEEPFROG - Leepfrog Technologies, Inc. | US |
WHOIS identity
- Registrar
- iana:146
- Organization
- domains by proxy,
- Contact emails
Subdomains
969 observed subdomains of courseleaf.com.
Showing 25 of 969. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from courseleaf.com in the public web crawl.
38 sites link to this hostname.
17 sites linked to from this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
SPF policy
4 SPF mechanisms authorising senders for courseleaf.com.
| Mechanism | Target |
|---|---|
| SPF_A | courseleaf.com |
| SPF_INCLUDE | leepfrog.com |
| SPF_INCLUDE | spf.constantcontact.com |
| SPF_MX | courseleaf.com |
Related pages
Pivot deeper into the graph from courseleaf.com.
- IP · 12.2.169.165
- ASN · AS11806LEEPFROG - Leepfrog Technologies, Inc.
- Registrar · iana:146
- Country · US
- Email · wbachman@leepfrog.com
- TLD · .com
- Browse hostnames · co…
- Glossary · What is a hostname?
- Whisper Internet Directory — home
- Live MOAS conflicts feed
- Threat feed · Spamhaus DROP
- United States internet infrastructure
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "courseleaf.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 20Or query Whisper from your own LLM workflow via the Whisper MCP server.