Domain Overview
DNS: ✓ 3h ago
Checker: ✓ 3h ago
grupoisea.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-09-23 07:04:31 UTC · ↺ Refresh
MX Hostnames
- mail.grupoisea.com
MX Priorities
- mail.grupoisea.com: 10
A / AAAA Records
- 23.236.62.147 ↩ 147.62.236.23.bc.googleusercontent.com
- 72.52.253.70 ↩ mail.sysop6.com
Mail Server IPs
- 72.52.253.70 ↩ mail.sysop6.com
SOA Record
Raw SOA
ns1.grupoisea.com soporte.sysop.biz 1786918215 10800 3600 604800 10800
Primary NS (mname)
ns1.grupoisea.com
Admin Email (rname)
soporte@sysop.biz
Serial
1786918215
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns2.grupoisea.com
ns1.grupoisea.com
ns.grupoisea.com
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:72.52.253.70 include:_spf.google.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; adkim=s; aspf=s
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
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
2 records- google-site-verification=nhgM-fsfA2lSwSKZiIm9VZMb2y73dOyP5CeX9EG9jWo
- SPFv=spf1 a mx ip4:72.52.253.70 include:_spf.google.com -all
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