macronix.com

Valid Email Server
Domain Lookup › macronix.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
macronix.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-07-01 15:46:32 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • mailgw.macronix.com

MX Priorities

  • mailgw.macronix.com: 10

A / AAAA Records

  • 211.75.127.164 ↩ dns211.macronix.com

Mail Server IPs

  • 12.44.191.181 (no PTR)

SOA Record

Raw SOA dns211.macronix.com postmaster.dns211.macronix.com 2026062501 60 3600 604800 3600
Primary NS (mname)
dns211.macronix.com
Admin Email (rname)
postmaster@dns211.macronix.com
Serial
2026062501
Refresh
60s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

dns12.macronix.com
dns220.macronix.com
dns211.macronix.com

SPF Record

✓ Strict (-all)
v=spf1 ip4:211.75.127.128/26 ip4:122.147.135.192/26 ip4:220.228.149.224/28 ip4:58.211.114.32/27 ip4:12.44.191.160/27 -all
📊 DNS lookups: 0/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No 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

3 records
  • cWSiQXpx-Y1XRjdQe0HdU8mvdf9B1gga8F53HL3W8N4
  • cisco-ci-domain-verification=1014263f952f9633f4ff37a0f50389d497315cfe08987d73936e059e12ef8128
  • SPFv=spf1 ip4:211.75.127.128/26 ip4:122.147.135.192/26 ip4:220.228.149.224/28 ip4:58.211.114.32/27 ip4:12.44.191.160/27 -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 macronix.com

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits