Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ctstl.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 03:56:08 UTC · ↺ Refresh
MX Hostnames
- us4-smtp-mx1.titanhq.com
- us4-smtp-mx2.titanhq.com
MX Priorities
- us4-smtp-mx2.titanhq.com: 10
- us4-smtp-mx1.titanhq.com: 10
A / AAAA Records
- 208.91.197.27 (no PTR)
Mail Server IPs
- 3.131.225.49 ↩ us4-smtp1.titanhq.com
- 3.147.24.97 ↩ us4-smtp1.titanhq.com
- 3.20.154.217 ↩ us4-smtp2.titanhq.com
- 3.23.0.105 ↩ us4-smtp2.titanhq.com
SOA Record
Raw SOA
ns47.worldnic.com namehost.worldnic.com 126021317 10800 3600 604800 3600
Primary NS (mname)
ns47.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126021317
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns48.worldnic.com
ns47.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:bmesend.com ~all
📊 DNS lookups: 1/10
~ 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
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 include:bmesend.com ~all
- mautic-domain-verification=391086c343d35eb292740a74c11695bb
- SPFv=spf1 mx a include:spf.protection.outlook.com ~all
Full email verification for ctstl.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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