Hostname
b4a.app
Last fetched
b4a.app resolves to 6 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA. WHOIS lists iana:146 as the registrar.
Nutrition Label
Resolution chain
b4a.app resolves to 6 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.
| IP | Prefix | ASN | Operator | Country |
|---|---|---|---|---|
| 104.21.93.119 | 104.21.80.0/20 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
| 172.67.209.211 | 172.67.208.0/20 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
| 188.114.96.2 | 188.114.96.0/24 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
| 188.114.96.3 | 188.114.96.0/24 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
| 188.114.97.2 | 188.114.97.0/24 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
| 188.114.97.3 | 188.114.97.0/24 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
WHOIS identity
- Registrar
- iana:146
- Organization
- domains by proxy,
- Contact emails
- —
Subdomains
51 observed subdomains of b4a.app.
Showing 25 of 51. View all subdomains →
Threat posture
History
Mail and authentication
MX records
SPF policy
3 SPF mechanisms authorising senders for b4a.app.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | _spf.google.com |
| SPF_INCLUDE | servers.mcsv.net |
| SPF_INCLUDE | spf.mandrillapp.com |
Related pages
Pivot deeper into the graph from b4a.app.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "b4a.app"})-[: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.