Hostname
www.pbbooks.com
Last fetched
www.pbbooks.com resolves to 1 IPv4 address operated by IGLOU - IgLou Internet Services in US.
Nutrition Label
Resolution chain
www.pbbooks.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 |
|---|---|---|---|---|
| 64.253.105.137 | 64.253.96.0/19 | AS4364 | IGLOU - IgLou Internet Services | US |
WHOIS identity
No WHOIS records are currently associated with www.pbbooks.com in WhisperGraph.
Threat posture
History
Mail and authentication
MX records
SPF policy
5 SPF mechanisms authorising senders for www.pbbooks.com.
| Mechanism | Target |
|---|---|
| SPF_A | www.pbbooks.com |
| SPF_INCLUDE | _spf.iglou.com |
| SPF_IP | 192.107.41.0/24 |
| SPF_IP | 64.253.105.136 |
| SPF_MX | www.pbbooks.com |
Related pages
Pivot deeper into the graph from www.pbbooks.com.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "www.pbbooks.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.