Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
supermath.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 19:02:20 UTC · ↺ Refresh
MX Hostnames
- mx1c38.carrierzone.com
- mx3c38.carrierzone.com
- mx4c38.carrierzone.com
- mx2c38.carrierzone.com
MX Priorities
- mx3c38.carrierzone.com: 110
- mx4c38.carrierzone.com: 120
- mx1c38.carrierzone.com: 10
- mx2c38.carrierzone.com: 100
A / AAAA Records
- 34.149.86.124 ↩ 124.86.149.34.bc.googleusercontent.com
Mail Server IPs
- 66.175.58.43 ↩ mx3c38.carrierzone.com
- 66.175.58.44 ↩ mx4c38.carrierzone.com
- 66.175.58.41 ↩ mx1c38.carrierzone.com
- 66.175.58.42 ↩ mx2c38.carrierzone.com
SOA Record
Raw SOA
ns1.carrierzone.com postmaster.carrierzone.com 2025112414 86400 86400 3600000 86400
Primary NS (mname)
ns1.carrierzone.com
Admin Email (rname)
postmaster@carrierzone.com
Serial
2025112414
Refresh
86400s
Retry
86400s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns2.carrierzone.com
ns1.carrierzone.com
ns4.carrierzone.com
ns3.carrierzone.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spfc38.carrierzone.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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:spfc38.carrierzone.com ~all
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