Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
transconbuilders.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 22:59:45 UTC · ↺ Refresh
MX Hostnames
- transconbuilders-com.mail.protection.outlook.com
MX Priorities
- transconbuilders-com.mail.protection.outlook.com: 10
A / AAAA Records
- 65.49.39.26 ↩ cp101.mywebserver.co
Mail Server IPs
- 52.101.194.12 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.usethisnameserver.com admin.hostgo.com 2025022806 3600 1800 1209600 86400
Primary NS (mname)
dns1.usethisnameserver.com
Admin Email (rname)
admin@hostgo.com
Serial
2025022806
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
dns3.usethisnameserver.com
dns1.usethisnameserver.com
dns2.usethisnameserver.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:relay.mailchannels.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
4 records- apple-domain-verification=x5TCszglVA6fZWC9
- MS=ms57207622
- SPFv=spf1 include:spf.protection.outlook.com include:relay.mailchannels.net -all
- knowbe4-site-verification=1ce7fe5bfd2ff0d352966f99b55c5685
Full email verification for transconbuilders.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits