Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
iscal.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-30 12:16:12 UTC · ↺ Refresh
MX Hostnames
- mail.iscal.com.br
- mx.iscal.com.br
MX Priorities
- mx.iscal.com.br: 10
- mail.iscal.com.br: 10
A / AAAA Records
- 82.112.246.157 (no PTR)
Mail Server IPs
- 200.189.63.66 ↩ mail.iscal.com.br
SOA Record
Raw SOA
ns1.iscal.com.br hostmaster.iscal.com.br 2026030702 7200 3600 1209600 3600
Primary NS (mname)
ns1.iscal.com.br
Admin Email (rname)
hostmaster@iscal.com.br
Serial
2026030702
Refresh
7200s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
dns.seti.com.br
ns1.iscal.com.br
SPF Record
✓ Strict (-all)
v=spf1 ip4:200.189.63.66 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ri=86400
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 ip4:200.189.63.66 -all
- google-site-verification=-fda57PAVg3giJ5la0fcHN5JRfRcE_3IiNgu1GuDJMcgoogle-site-verification=-fda57PAVg3giJ5la0fcHN5JRfRcE_3IiNgu1GuDJMc
- google-gws-recovery-domain-verification=62931578
Full email verification for iscal.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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