Hostname
r4.com.br
Last fetched
r4.com.br resolves to 1 IPv4 address operated by AS262586 in BR.
Nutrition Label
Resolution chain
r4.com.br 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 |
|---|---|---|---|---|
| 177.84.130.164 | 177.84.130.0/24 | AS262586 | — | BR |
WHOIS identity
- Registrar
- —
- Organization
- r4 inform?tica ltda
- Contact emails
Subdomains
42 observed subdomains of r4.com.br.
Showing 19 of 42. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from r4.com.br in the public web crawl.
21 sites link to this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
6 SPF mechanisms authorising senders for r4.com.br.
| Mechanism | Target |
|---|---|
| SPF_A | r4.com.br |
| SPF_IP | 177.84.128.113/28 |
| SPF_IP | 177.84.130.164 |
| SPF_IP | 177.84.130.165 |
| SPF_IP | 177.84.130.76 |
| SPF_MX | r4.com.br |
Related pages
Pivot deeper into the graph from r4.com.br.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "r4.com.br"})-[: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.