Hostname
certifica.com.br
Last fetched
certifica.com.br resolves to 2 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA.
Nutrition Label
Resolution chain
certifica.com.br 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 |
|---|---|---|---|---|
| 104.21.94.182 | 104.21.80.0/20 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
| 172.67.139.31 | 172.67.128.0/20 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
WHOIS identity
- Registrar
- —
- Organization
- heitor limirio pires
- Contact emails
Subdomains
11 observed subdomains of certifica.com.br.
Showing 10 of 11. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from certifica.com.br in the public web crawl.
18 sites link to this hostname.
71 sites linked to from this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
4 SPF mechanisms authorising senders for certifica.com.br.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | _spf.google.com |
| SPF_INCLUDE | _spf.rdstation.com.br |
| SPF_INCLUDE | amazonses.com |
| SPF_INCLUDE | sendgrid.net |
Related pages
Pivot deeper into the graph from certifica.com.br.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "certifica.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.