Domain Overview
DNS: ✓ 20d ago
Checker: ✓ 20d ago
explora.edu.mx
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 01:45:55 UTC · ↺ Refresh
MX Hostnames
- av.gbredes.com
- av2.gbredes.com
MX Priorities
- av.gbredes.com: 10
- av2.gbredes.com: 20
A / AAAA Records
- 192.95.47.187 ↩ einstein.explora.edu.mx
Mail Server IPs
- 51.79.11.68 ↩ av.gbredes.com
- 15.235.39.146 ↩ av4.gbredes.com
SOA Record
Raw SOA
einstein.explora.edu.mx root.einstein.explora.edu.mx 2026050402 10800 900 604800 86400
Primary NS (mname)
einstein.explora.edu.mx
Admin Email (rname)
root@einstein.explora.edu.mx
Serial
2026050402
Refresh
10800s
Retry
900s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns.ggb.com.mx
einstein.explora.edu.mx
ns2.ggb.com.mx
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:192.95.47.187 a:mail2.explora.edu.mx include:spf.gbredes.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 mx ip4:192.95.47.187 a:mail2.explora.edu.mx include:spf.gbredes.com -all
- MS=83CD8477B80C235FFE7D8F9ED828DF0E49E1DA30
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