Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
drdonna4kidsteeth.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 03:13:37 UTC · ↺ Refresh
MX Hostnames
- d245382a.ess.barracudanetworks.com
- d245382b.ess.barracudanetworks.com
MX Priorities
- d245382b.ess.barracudanetworks.com: 50
- d245382a.ess.barracudanetworks.com: 45
A / AAAA Records
- 159.203.243.241 ↩ host-4.tntsupport.net
Mail Server IPs
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns.drdonna4kidsteeth.com migrate.host-4.tntsupport.net 1711312104 10800 3600 604800 10800
Primary NS (mname)
ns.drdonna4kidsteeth.com
Admin Email (rname)
migrate@host-4.tntsupport.net
Serial
1711312104
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns.drdonna4kidsteeth.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.ess.barracudanetworks.com mx a:mail-01.tntsupport.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; adkim=r; aspf=s
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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 include:spf.ess.barracudanetworks.com mx a:mail-01.tntsupport.net -all
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