Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sjcbioenergia.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 08:34:02 UTC · ↺ Refresh
MX Hostnames
- mx1.hc5822-23.iphmx.com
- mx2.hc5822-23.iphmx.com
MX Priorities
- mx1.hc5822-23.iphmx.com: 10
- mx2.hc5822-23.iphmx.com: 10
A / AAAA Records
- 104.20.25.48 (no PTR)
- 172.66.154.37 (no PTR)
- 2606:4700:10::6814:1930 (no PTR)
- 2606:4700:10::ac42:9a25 (no PTR)
Mail Server IPs
- 216.71.147.84 ↩ esa2.hc5822-23.iphmx.com
- 68.232.146.235 ↩ esa1.hc5822-23.iphmx.com
SOA Record
Raw SOA
alice.ns.cloudflare.com dns.cloudflare.com 2398887303 10000 2400 604800 1800
Primary NS (mname)
alice.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398887303
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
alice.ns.cloudflare.com
david.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 exists:%{i}.spf.hc5822-23.iphmx.com include:spf.protection.outlook.com ip4:187.86.213.192/28 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; ruf=mailto:[email protected]; rf=afrf; sp=reject; fo=0:1:d:s; pct=100; ri=86400; adkim=r; aspf=r; rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- SPFv=spf1 exists:%{i}.spf.hc5822-23.iphmx.com include:spf.protection.outlook.com ip4:187.86.213.192/28 -all
- _ke7kou5433x1qf2xwjkgyu5nm3itqs7
- autodesk-domain-verification=Y0H5-PcaISsQdG22dnyN
- openai-domain-verification=dv-jLWoQEHmbM2yPsnQ3JTMf9gA
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