Domain Overview
DNS: ✓ 1mo ago
Checker: ✓ 3mo ago
zillion-tek.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-06-04 16:53:37 UTC · ↺ Refresh
MX Hostnames
- mail.zillion-tek.com
MX Priorities
- mail.zillion-tek.com: 10
A / AAAA Records
- 219.84.199.50 ↩ so199-50.asiawhere.com
Mail Server IPs
- 211.23.4.21 ↩ mail.zillion-tek.com
SOA Record
Raw SOA
ns1.ix1000.com hostmaster.zillion-tek.com 2017042802 600 3600 1209600 86400
Primary NS (mname)
ns1.ix1000.com
Admin Email (rname)
hostmaster@zillion-tek.com
Serial
2017042802
Refresh
600s
Retry
3600s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns4.ix1000.com
ns3.ix1000.com
ns1.ix1000.com
ns2.ix1000.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:211.23.4.21 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 250 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
3 records- SPFv=spf1 ip4:211.23.4.21 -all
- _xm7ham91kfgnungwx472vk2ae533m65
- _e0zg1tdk0xmnzoy5zovmamsy3x0xhqt
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 zillion-tek.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits