ott.lu

Valid Email Server
Domain Lookup › ott.lu

Domain Overview

DNS: ✓ 8h ago Checker: ✓ 8h ago
ott.lu
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-20 15:36:23 UTC · ↺ Refresh

MX Hostnames

  • www.ott.lu

MX Priorities

  • www.ott.lu: 0

A / AAAA Records

  • 87.138.157.37 ↩ www.ott.lu

Mail Server IPs

  • 87.138.157.37 ↩ www.ott.lu

SOA Record

Raw SOA dns0.zoneedit.com zone.zoneedit.com 1727277224 3600 600 604800 300
Primary NS (mname)
dns0.zoneedit.com
Admin Email (rname)
zone@zoneedit.com
Serial
1727277224
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

dns1.zoneedit.com
dns3.zoneedit.com
dns2.zoneedit.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:87.138.157.37 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No 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 ip4:87.138.157.37 -all
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