Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ceiconstructors.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 15:42:18 UTC · ↺ Refresh
MX Hostnames
- mx-01-us-east-2.prod.hydra.sophos.com
- mx-02-us-east-2.prod.hydra.sophos.com
MX Priorities
- mx-02-us-east-2.prod.hydra.sophos.com: 20
- mx-01-us-east-2.prod.hydra.sophos.com: 10
A / AAAA Records
- 192.252.146.21 ↩ s459.sureserver.com
Mail Server IPs
- 3.135.48.136 ↩ ec2-3-135-48-136.us-east-2.compute.amazonaws.com
- 18.189.107.171 ↩ ec2-18-189-107-171.us-east-2.compute.amazonaws.com
- 18.218.105.173 ↩ ec2-18-218-105-173.us-east-2.compute.amazonaws.com
SOA Record
Raw SOA
ns-1626.awsdns-11.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1626.awsdns-11.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1494.awsdns-58.org
ns-1626.awsdns-11.co.uk
ns-189.awsdns-23.com
ns-773.awsdns-32.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:50.169.135.42 include:authsmtp.com include:spf.protection.outlook.com include:_spf_useast2.prod.hydra.sophos.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- _b1ovl7prvhe797qhurp237jiq6ebetp
- apple-domain-verification=2ICdvKtUvzOdD8GW
- autodesk-domain-verification=j8x8lLGhnf7RtOqTlTjl
- bluebeam-verification=4zworko1hlq4ut9v9ivkekqge4g4ev
- sophos-domain-verification=3b016d96cf821fd868d2d92539a27c8fa13c9fe424bce9139fd8e77643ed61a3
- sophos-domain-verification=68e52e14dc465128645ddbc5d2de0504d6e00547
- SPFv=spf1 ip4:50.169.135.42 include:authsmtp.com include:spf.protection.outlook.com include:_spf_useast2.prod.hydra.sophos.com -all
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