Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
linkex.us
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-17 18:09:14 UTC · ↺ Refresh
MX Hostnames
- mx1.hc2970-65.iphmx.com
MX Priorities
- mx1.hc2970-65.iphmx.com: 10
A / AAAA Records
- 172.64.147.18 (no PTR)
- 104.18.40.238 (no PTR)
- 2a06:98c1:3105::6812:28ee (no PTR)
- 2606:4700:4409::ac40:9312 (no PTR)
Mail Server IPs
- 216.71.138.38 ↩ esa1.hc2970-65.iphmx.com
- 216.71.141.201 ↩ esa2.hc2970-65.iphmx.com
SOA Record
Raw SOA
sid.ns.cloudflare.com dns.cloudflare.com 2397342793 10000 2400 604800 1800
Primary NS (mname)
sid.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397342793
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
sid.ns.cloudflare.com
tess.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:66.128.52.121 ip4:74.7.147.242 include:spf.protection.outlook.com include:mercurygate.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
4 records- smartsheet-site-validation=mJ1aJxpsgN8jNyRIC_5Dr_3azTgOobh_
- SPFv=spf1 a mx ip4:66.128.52.121 ip4:74.7.147.242 include:spf.protection.outlook.com include:mercurygate.net ~all
- docousj7mqj1moht5cgjfnhqpr
- google-site-verification=rh8K9E_ICC1OAK66Lg3YJBRwkDY0MZSt8-lzmyxnSeE
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
See demo & docs
Deep verification
Full email verification for linkex.us
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits