Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
expresslube.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 07:14:59 UTC · ↺ Refresh
MX Hostnames
- expresslube-com.mail.protection.outlook.com
MX Priorities
- expresslube-com.mail.protection.outlook.com: 10
A / AAAA Records
- 52.41.199.172 ↩ ec2-52-41-199-172.us-west-2.compute.amazonaws.com
Mail Server IPs
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
ns07.gcd-dns.com dns.jomax.net 2025032003 28800 7200 604800 600
Primary NS (mname)
ns07.gcd-dns.com
Admin Email (rname)
dns@jomax.net
Serial
2025032003
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns07.gcd-dns.com
ns08.gcd-dns.com
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +ip4:199.223.114.142 +include:spf.protection.outlook.com include:jangomail.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1:d:s
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 +a +mx +ip4:199.223.114.142 +include:spf.protection.outlook.com include:jangomail.com -all
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