g4express.com

Valid Email Server
Domain Lookup › g4express.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
g4express.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-06-03 10:32:48 UTC · ↺ Refresh

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MX Hostnames

  • ms71105315.msv1.invalid
  • mx2c45.carrierzone.com
  • mx4c45.carrierzone.com
  • mx1c45.carrierzone.com
  • mx3c45.carrierzone.com

MX Priorities

  • mx2c45.carrierzone.com: 100
  • mx4c45.carrierzone.com: 120
  • mx3c45.carrierzone.com: 110
  • ms71105315.msv1.invalid: 32767
  • mx1c45.carrierzone.com: 10

A / AAAA Records

  • 216.55.149.9 ↩ hostedc45.carrierzone.com
  • 199.60.103.104 (no PTR)
  • 199.60.103.4 (no PTR)

Mail Server IPs

  • 216.55.149.42 ↩ mx2c45.carrierzone.com
  • 216.55.149.44 ↩ mx4c45.carrierzone.com
  • 216.55.149.43 ↩ mx3c45.carrierzone.com
  • 216.55.149.41 ↩ mx1c45.carrierzone.com

SOA Record

Raw SOA ns1.digitalspaceportal.net postmaster.carrierzone.com 2025072918 86400 86400 3600000 86400
Primary NS (mname)
ns1.digitalspaceportal.net
Admin Email (rname)
postmaster@carrierzone.com
Serial
2025072918
Refresh
86400s
Retry
86400s
Expire
3600000s
Minimum TTL
86400s

Nameservers (NS)

ns2.digitalspaceportal.net
ns1.digitalspaceportal.net

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spfc45.carrierzone.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate 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

3 records
  • MS=ms71105315
  • SPFv=spf1 include:spfc45.carrierzone.com ~all
  • google-site-verification=1Ee2SFtFQjT5GBaa2emhap60vkKK1GXUIrGxbycyQfg
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