Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
codetrading.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 03:00:23 UTC · ↺ Refresh
MX Hostnames
- mx1.improvmx.com
- mx2.improvmx.com
MX Priorities
- mx2.improvmx.com: 20
- mx1.improvmx.com: 10
A / AAAA Records
- 3.219.211.103
Mail Server IPs
- 15.236.61.92 ↩ ec2-15-236-61-92.eu-west-3.compute.amazonaws.com
- 13.36.107.63 ↩ ec2-13-36-107-63.eu-west-3.compute.amazonaws.com
- 13.36.222.39 ↩ ec2-13-36-222-39.eu-west-3.compute.amazonaws.com
- 2a05:d012:412:e202:e81e:cc44:3b53:8a3d (no PTR)
- 2a05:d012:412:e201:1f6e:f6e4:8fd7:4678 (no PTR)
- 2a05:d012:412:e203:7e33:3d9c:28d7:ee20 (no PTR)
- 35.181.18.45 ↩ ec2-35-181-18-45.eu-west-3.compute.amazonaws.com
- 15.236.236.160 ↩ ec2-15-236-236-160.eu-west-3.compute.amazonaws.com
- 13.37.195.136 ↩ ec2-13-37-195-136.eu-west-3.compute.amazonaws.com
- 2a05:d012:412:e201:88aa:e7b9:7a43:12d7 (no PTR)
- 2a05:d012:412:e203:373a:f51a:4a85:1d25
- 2a05:d012:412:e202:f36:2c1f:1a49:d38a
SOA Record
Raw SOA
ns-502.awsdns-62.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-502.awsdns-62.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1765.awsdns-28.co.uk
ns-502.awsdns-62.com
ns-765.awsdns-31.net
ns-1053.awsdns-03.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.improvmx.com ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected], mailto:[email protected]; pct=100; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected], mailto:[email protected]
DKIM Selectors
✓ 4 found
google._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:spf.improvmx.com ~all
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