must.edu.tw

Valid Email Server
Domain Lookup › must.edu.tw
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
must.edu.tw
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-10-30 05:02:42 UTC · ↺ Refresh

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MX Hostnames

  • spam.must.edu.tw

MX Priorities

  • spam.must.edu.tw: 0

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 120.105.0.33 ↩ spam.must.edu.tw

SOA Record

Raw SOA must.edu.tw.must.edu.tw hop.must.edu.tw.must.edu.tw 2026102601 36000 7200 2419200 86400
Primary NS (mname)
must.edu.tw.must.edu.tw
Admin Email (rname)
hop@must.edu.tw.must.edu.tw
Serial
2026102601
Refresh
36000s
Retry
7200s
Expire
2419200s
Minimum TTL
86400s

Nameservers (NS)

dns.must.edu.tw
pioneer.must.edu.tw

SPF Record

✓ Strict (-all)
v=spf1 ip4:120.105.0.30 ip4:120.105.0.32 ip4:120.105.0.33 include:_spf.google.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 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

7 records
  • 906bae0662da0ae173959d82d6fc51e61249a75466441bca2fdeb2c98de2f2cc
  • KmmkEGZIvhEZKS2kNISxCxKZ4kmRJpXXrtFmt9zSJaY
  • SPFv=spf1 ip4:120.105.0.30 ip4:120.105.0.32 ip4:120.105.0.33 include:_spf.google.com -all
  • fYyJSGL_F4tCzL_AOqxZFgF5ljTtrB0qS8jOL32XoI4
  • p-GktIVF_FhwczZJgEpbMSXZ8bZcLty5X4jVV7TRu94
  • 25jI3TXCIcG2yiPR_HVmwLFwar51NSbrmIEp8_o9aoo
  • google-site-verification=RWpB7K7gSzGG8bdRm5qvd8f__sl0_0wmc5g5L3qpf8c
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