Domain Overview
DNS: ✓ 13h ago
Checker: ✓ 13h ago
tct.co.th
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-07-02 10:36:14 UTC · ↺ Refresh
MX Hostnames
- ALT3.ASPMX.L.GOOGLE.COM
- ASPMX.L.GOOGLE.COM
- ALT2.ASPMX.L.GOOGLE.COM
- ALT1.ASPMX.L.GOOGLE.COM
- ALT4.ASPMX.L.GOOGLE.COM
MX Priorities
- alt1.aspmx.l.google.com: 5
- alt2.aspmx.l.google.com: 5
- alt3.aspmx.l.google.com: 10
- aspmx.l.google.com: 1
- alt4.aspmx.l.google.com: 10
A / AAAA Records
- 27.254.41.232
Mail Server IPs
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1a ↩ dj-in-f26.1e100.net
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1a ↩ yulhrs-in-f26.1e100.net
- 64.233.180.26 ↩ on-in-f26.1e100.net
- 2607:f8b0:4004:c1b::1a ↩ wv-in-f26.1e100.net
- 172.253.157.27 ↩ yubrupd-in-f27.1e100.net
- 2a00:1450:400c:c23::1b ↩ yubrupd-in-f27.1e100.net
SOA Record
Raw SOA
cs93.hostneverdie.com hostmaster.tct.co.th 2025041902 3600 3600 1209600 86400
Primary NS (mname)
cs93.hostneverdie.com
Admin Email (rname)
hostmaster@tct.co.th
Serial
2025041902
Refresh
3600s
Retry
3600s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
cs93.hostingberry.com
cs93.hostneverdie.com
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:27.254.41.232 ip4:27.254.82.179 ip4:203.170.192.197 include:_spf.google.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
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 a mx ip4:27.254.41.232 ip4:27.254.82.179 ip4:203.170.192.197 include:_spf.google.com -all
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site · Customize →
See demo & docs
Deep verification
Full email verification for tct.co.th
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits