Hostname
certa.inf.br
Last fetched
certa.inf.br resolves to 1 IPv4 address operated by AS262757 - Insidesign Tecnologia Ltda EPP in BR.
Nutrition Label
Resolution chain
certa.inf.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 |
|---|---|---|---|---|
| 186.224.105.80 | 186.224.104.0/23 | AS262757 | AS262757 - Insidesign Tecnologia Ltda EPP | BR |
WHOIS identity
No WHOIS records are currently associated with certa.inf.br in WhisperGraph.
Subdomains
13 observed subdomains of certa.inf.br.
Web-graph footprint
Distinct hostnames that link to or from certa.inf.br in the public web crawl.
10 sites linked to from this hostname.
Threat posture
History
Mail and authentication
MX records
SPF policy
11 SPF mechanisms authorising senders for certa.inf.br.
| Mechanism | Target |
|---|---|
| SPF_A | certa.inf.br |
| SPF_IP | 186.224.105.111 |
| SPF_IP | 186.224.105.70 |
| SPF_IP | 186.224.105.71 |
| SPF_IP | 186.224.105.75 |
| SPF_IP | 186.224.105.80 |
| SPF_IP | 186.224.99.0/24 |
| SPF_IP | 186.224.99.70 |
| SPF_IP | 186.224.99.74 |
| SPF_IP | 186.224.99.75 |
| SPF_MX | certa.inf.br |
Related pages
Pivot deeper into the graph from certa.inf.br.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "certa.inf.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.