Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
costaricantrails.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-09-23 07:12:20 UTC · ↺ Refresh
MX Hostnames
- mx.costaricantrails.com
MX Priorities
- mx.costaricantrails.com: 0
A / AAAA Records
- 135.148.5.40 ↩ ng1.nodogenesis.com
Mail Server IPs
- 135.148.5.40 ↩ ng1.nodogenesis.com
SOA Record
Raw SOA
ns1.nodogenesis.com solutions.roborax.com 2026090701 3600 1800 1209600 86400
Primary NS (mname)
ns1.nodogenesis.com
Admin Email (rname)
solutions@roborax.com
Serial
2026090701
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.nodogenesis.com
ns1.nodogenesis.com
SPF Record
✓ Strict (-all)
v=spf1 +a +mx ip4:15.204.248.23 ip4:135.148.5.40 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=reject;adkim=r;aspf=r;pct=100;fo=1;rf=afrf;ri=86400;rua=mailto:[email protected];ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
1 record- SPFv=spf1 +a +mx ip4:15.204.248.23 ip4:135.148.5.40 -all
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