Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tri-ibiotech.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-14 03:55:15 UTC · ↺ Refresh
MX Hostnames
- mx.263.net
- mxw.263.net
MX Priorities
- mx.263.net: 10
- mxw.263.net: 5
A / AAAA Records
- 115.231.86.24 (no PTR)
- 115.231.86.38 (no PTR)
- 115.231.86.7 (no PTR)
- 115.231.86.15 (no PTR)
CNAME → tri-ibiotech.com.pcwaf.com
Mail Server IPs
- 164.92.126.242 (no PTR)
- 38.83.106.84 ↩ us-mx1.263.net
- 143.110.227.31 (no PTR)
- 38.83.106.85 ↩ us-mx2.263.net
SOA Record
Raw SOA
ns1.nowcndns.com admin.nowcndns.com 1772443572 3600 300 1209600 1800
Primary NS (mname)
ns1.nowcndns.com
Admin Email (rname)
admin@nowcndns.com
Serial
1772443572
Refresh
3600s
Retry
300s
Expire
1209600s
Minimum TTL
1800s
Nameservers (NS)
ns2.nowcndns.com
ns1.nowcndns.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.263.net include:_spf.salesforce.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✗ None detectedNo 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
1 record- SPFv=spf1 include:spf.263.net include:_spf.salesforce.com -all
Full email verification for tri-ibiotech.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits