Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
contienterprises.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 15:52:20 UTC · ↺ Refresh
MX Hostnames
- contienterprises-com.mail.protection.outlook.com
MX Priorities
- contienterprises-com.mail.protection.outlook.com: 0
A / AAAA Records
- 16.182.105.221 ↩ s3-website-us-east-1.amazonaws.com
- 52.217.195.125 ↩ s3-website-us-east-1.amazonaws.com
- 16.15.252.69
- 16.15.181.110
- 52.217.206.101
- 52.217.124.197
- 52.217.132.29
- 54.231.233.181
Mail Server IPs
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1325.awsdns-37.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1325.awsdns-37.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-37.awsdns-04.com
ns-859.awsdns-43.net
ns-1325.awsdns-37.org
ns-1634.awsdns-12.co.uk
SPF Record
✓ Strict (-all)
v=spf1 +include:spf.contienterprises.com +include:spf.protection.outlook.com +include:spf.smtp2go.com +include:spf.birddoghr.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; pct=100
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 +include:spf.contienterprises.com +include:spf.protection.outlook.com +include:spf.smtp2go.com +include:spf.birddoghr.com -all
Full email verification for contienterprises.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits