Hostname
l4sb.com
Last fetched
l4sb.com resolves to 2 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA. WHOIS lists iana:431 as the registrar.
Nutrition Label
Resolution chain
l4sb.com resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.
| IP | Prefix | ASN | Operator | Country |
|---|---|---|---|---|
| 172.66.40.253 | 172.66.40.0/21 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
| 172.66.43.3 | 172.66.40.0/21 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
WHOIS identity
- Registrar
- iana:431
- Organization
- laurence s. donahue, esq.
- Contact emails
Subdomains
17 observed subdomains of l4sb.com.
Web-graph footprint
Distinct hostnames that link to or from l4sb.com in the public web crawl.
89 sites link to this hostname.
348 sites linked to from this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
7 SPF mechanisms authorising senders for l4sb.com.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | spf.protection.outlook.com |
| SPF_IP | 13.66.18.142 |
| SPF_IP | 23.101.187.139 |
| SPF_IP | 23.102.182.103 |
| SPF_IP | 34.83.221.235 |
| SPF_IP | 8.53.94.149 |
| SPF_MX | l4sb.com |
Related pages
Pivot deeper into the graph from l4sb.com.
- IP · 172.66.40.253
- ASN · AS13335CLOUDFLARENET - Cloudflare, Inc.
- Registrar · iana:431
- Country · CA
- Email · ldonahue@l4sb.com
- TLD · .com
- Browse hostnames · l4…
- 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: "l4sb.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.