caliber.com.sg

Valid Email Server
Domain Lookup › caliber.com.sg

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
caliber.com.sg
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-24 04:19:08 UTC · ↺ Refresh

MX Hostnames

  • mail.caliber.com.sg

MX Priorities

  • mail.caliber.com.sg: 0

A / AAAA Records

  • 13.228.87.189 ↩ ec2-13-228-87-189.ap-southeast-1.compute.amazonaws.com

Mail Server IPs

  • 207.180.248.191 ↩ mail2.ebmail.ws

SOA Record

Raw SOA mns01.domaincontrol.com dns.jomax.net 2026020900 28800 7200 604800 600
Primary NS (mname)
mns01.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026020900
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

mns02.domaincontrol.com
mns01.domaincontrol.com

SPF Record

✓ Soft Fail (~all)
v=spf1 +a +mx +ip4:207.180.248.191 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=100; ruf=mailto:[email protected]; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 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

2 records
  • SPFv=spf1 +a +mx +ip4:207.180.248.191 ~all
  • google-site-verification=ZbIoKbCuURbWmiFt0qtvB19ItcDOuFQxIOEEsQM0YkA
Full email verification for caliber.com.sg

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits