Hostname
workbooksonline.com
Last fetched
workbooksonline.com resolves to 1 IPv4 address operated by BHN-33363 - Charter Communications, Inc in US. WHOIS lists iana:69 as the registrar.
Nutrition Label
Resolution chain
workbooksonline.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 |
|---|---|---|---|---|
| 72.239.53.86 | 72.238.0.0/15 | AS33363 | BHN-33363 - Charter Communications, Inc | US |
WHOIS identity
- Registrar
- iana:69
- Organization
- daniel lewis
- Contact emails
Subdomains
5 observed subdomains of workbooksonline.com.
Threat posture
History
Mail and authentication
MX records
SPF policy
4 SPF mechanisms authorising senders for workbooksonline.com.
| Mechanism | Target |
|---|---|
| SPF_A | workbooksonline.com |
| SPF_IP | 2603:9001:3412:3100:20c:29ff:fe28:90ca |
| SPF_IP | 72.239.53.86 |
| SPF_MX | workbooksonline.com |
Related pages
Pivot deeper into the graph from workbooksonline.com.
- IP · 72.239.53.86
- ASN · AS33363BHN-33363 - Charter Communications, Inc
- Registrar · iana:69
- Country · US
- Email · dan@artandcrafts.com
- TLD · .com
- Browse hostnames · wo…
- 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: "workbooksonline.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.