Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tndui.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 00:05:52 UTC · ↺ Refresh
MX Hostnames
- mail.tndui.com
MX Priorities
- mail.tndui.com: 1
A / AAAA Records
- 74.50.65.45 (no PTR)
Mail Server IPs
- 104.188.226.1 ↩ mail.tndui.com
- 2600:1700:136c:d81f:1428:3f29:6489:e675 (no PTR)
SOA Record
Raw SOA
ns1.dnsowl.com hostmaster.dnsowl.com 1773878522 7200 1800 1209600 600
Primary NS (mname)
ns1.dnsowl.com
Admin Email (rname)
hostmaster@dnsowl.com
Serial
1773878522
Refresh
7200s
Retry
1800s
Expire
1209600s
Minimum TTL
600s
Nameservers (NS)
ns2.dnsowl.com
ns3.dnsowl.com
ns1.dnsowl.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx a:mail.tndui.com a:tndui.com a:ipage.com ip4:162.144.120.241 ip4:104.188.226.1 ip4:75.146.83.253 ip4:74.50.65.45 ip4:66.96.142.116 ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 a mx a:mail.tndui.com a:tndui.com a:ipage.com ip4:162.144.120.241 ip4:104.188.226.1 ip4:75.146.83.253 ip4:74.50.65.45 ip4:66.96.142.116 ~all
- TXT value: v=DKIM1;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAs/ZsgQt10UxcNhYdgdYcQbGdP4B+HS1LJ5cg6En6zDgfB7OtHlxzjwCrTDnZiNarMN8yEuXDQvDmjh2Caj1MEnrx2QUZagxBMj1d7pMmBdYGS2U37OOljgk+p5pkBmoapUKdYaSzrgGKh63YNw4bjO/tB/gPRSloYuTYWpAs5cfl5AIyHdmKW1UCilEuSTdYwd2FU/zlvUz20NoX+1s5fwblnsTalM/OLvwcVzwPfIznyu/fyEU81axvPW0TS7KjsQCq52OadEc2uqpiQxdmELiTLnVhEgy0t+CXgNQatx6NC3/WYGG/0iAW6/nYwscCJSFyrcNJW5KS3HdWdIrhHwIDAQAB
Full email verification for tndui.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits