tsec.edu

Valid Email Server
Domain Lookup › tsec.edu

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
tsec.edu
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-26 01:35:59 UTC · ↺ Refresh

MX Hostnames

  • tsec.edu

MX Priorities

  • tsec.edu: 0

A / AAAA Records

  • 103.211.218.165 ↩ vps.tec-sense.com

Mail Server IPs

  • 103.211.218.165 ↩ vps.tec-sense.com

SOA Record

Raw SOA ns1.tsec.edu root.103-211-218-165.cprapid.com 2026031601 3600 1800 1209600 86400
Primary NS (mname)
ns1.tsec.edu
Admin Email (rname)
root@103-211-218-165.cprapid.com
Serial
2026031601
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns2.tsec.edu
ns1.tsec.edu

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:103.211.218.165 ip4:50.6.173.12 ip4:10.0.2.15 ip4:162.241.70.62 ip4:162.241.149.178 +a +mx +ip4:69.49.228.142 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 1 found
default._domainkey
✓ Public key: 392 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

2 records
  • SPFv=spf1 ip4:103.211.218.165 ip4:50.6.173.12 ip4:10.0.2.15 ip4:162.241.70.62 ip4:162.241.149.178 +a +mx +ip4:69.49.228.142 ~all
  • google-site-verification=ZzZbK0mBTXCDX74KzmufjtDE5o5ThKc48wcEHIqMXig
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