Domain Overview
DNS: ✓ 1d ago
Checker: ✓ 1d ago
diazlab.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-07-01 16:12:14 UTC · ↺ Refresh
MX Hostnames
- webcom.uson.mx
MX Priorities
- webcom.uson.mx: 1
A / AAAA Records
- 35.172.94.1 ↩ staticip.multiscreensite.com
- 100.24.208.97 ↩ staticip2.multiscreensite.com
Mail Server IPs
- 148.225.101.60 ↩ gspn.unison.mx
SOA Record
Raw SOA
sonora.uson.mx rtus.uson.mx 2022010420 10800 3600 2419200 900
Primary NS (mname)
sonora.uson.mx
Admin Email (rname)
rtus@uson.mx
Serial
2022010420
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
900s
Nameservers (NS)
sancarlos.noc.uson.mx
dns1.uson.mx
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:148.225.101.5 ip4:148.225.101.6 ip4:148.225.101.60 ip4:148.225.101.90 include:mailgun.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; adkim=s; aspf=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
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
1 record- SPFv=spf1 mx ip4:148.225.101.5 ip4:148.225.101.6 ip4:148.225.101.60 ip4:148.225.101.90 include:mailgun.com -all
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