chsteel.com.tw

Valid Email Server
Domain Lookup › chsteel.com.tw

Domain Overview

DNS: ✓ 1d ago Checker: ✓ 1d ago
chsteel.com.tw
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-10-29 23:27:11 UTC · ↺ Refresh

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MX Hostnames

  • mail.chsteel.com.tw

MX Priorities

  • mail.chsteel.com.tw: 1

A / AAAA Records

  • 60.249.174.42 ↩ 60-249-174-42.hinet-ip.hinet.net

Mail Server IPs

  • 61.221.130.106 ↩ st2.csc.com.tw

SOA Record

Raw SOA chsteel.com.tw ch25931.chsteel.com.tw 2007010118 6000 6000 6000 6000
Primary NS (mname)
chsteel.com.tw
Admin Email (rname)
ch25931@chsteel.com.tw
Serial
2007010118
Refresh
6000s
Retry
6000s
Expire
6000s
Minimum TTL
6000s

Nameservers (NS)

dns01.chsteel.com.tw
dns02.chsteel.com.tw

SPF Record

✓ Strict (-all)
v=spf1 include:csc.com.tw -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

6 records
  • SPFv=spf1 include:csc.com.tw -all
  • 3d95Lx8xlmEJcPR63I-z6zg1pri3CPJgTlHsqSUcdlM
  • google-gws-recovery-domain-verification=68966672
  • cisco-ci-domain-verification=6dc68c9ff1a798e7ea124e33c15d7d6af26d7f4241b237f900c49b97cd3aacf0
  • WMKJUYM3OH6REX4BJDCW3GV772QOFGQOEMIRM2T5
  • q0QlsC4aQT07VJ33vmvNudWD38f3N28CfteTQ1XZ1lg
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