Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nahua.cr
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 00:07:31 UTC · ↺ Refresh
MX Hostnames
- mail.nahua.cr
MX Priorities
- mail.nahua.cr: 1
A / AAAA Records
- 138.59.18.2 ↩ shared10.racknation.cr
Mail Server IPs
- 138.59.18.2 ↩ shared10.racknation.cr
SOA Record
Raw SOA
ns.racknation.cr fcruz.racknation.cr 2024033001 3600 7200 86400 3600
Primary NS (mname)
ns.racknation.cr
Admin Email (rname)
fcruz@racknation.cr
Serial
2024033001
Refresh
3600s
Retry
7200s
Expire
86400s
Minimum TTL
3600s
Nameservers (NS)
ns3.racknation.cr
ns2.racknation.cr
ns.racknation.cr
SPF Record
✓ Strict (-all)
v=spf1 +mx +a +ip4:138.59.18.2 include:relay.mailchannels.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=quarantine;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400;rua=mailto:[email protected];ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 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
2 records- MS=470881706F4ECEEEE08754FF3227C2B8783BE96C
- SPFv=spf1 +mx +a +ip4:138.59.18.2 include:relay.mailchannels.net -all
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