Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
caltrain.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 04:31:51 UTC · ↺ Refresh
MX Hostnames
- caltrain-com.mail.protection.outlook.com
- mail.samtrans.com
MX Priorities
- caltrain-com.mail.protection.outlook.com: 0
- mail.samtrans.com: 20
A / AAAA Records
- 23.185.0.4 (no PTR)
- 2620:12a:8001::4
- 2620:12a:8000::4
Mail Server IPs
- 52.101.11.12 ↩ mail-sa9pr09cu00104.inbound.protection.outlook.com
- 52.101.8.50 ↩ mail-dm6pr09cu00202.inbound.protection.outlook.com
- 52.101.9.19 ↩ mail-blapr09cu00103.inbound.protection.outlook.com
- 52.101.8.52 ↩ mail-ds0pr09cu00104.inbound.protection.outlook.com
- 2a01:111:f403:f90e::1 ↩ mail-sa9pr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f904:: ↩ mail-dm6pr09cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f904::1 ↩ mail-ds0pr09cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f900::1 ↩ mail-blapr09cu00101.inbound.protection.outlook.com
- 209.78.42.15 ↩ mail.samtrans.com
SOA Record
Raw SOA
ns57.domaincontrol.com dns.jomax.net 2026022702 28800 7200 604800 600
Primary NS (mname)
ns57.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026022702
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns57.domaincontrol.com
ns58.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- knowbe4-site-verification=f0cddbb0724760957765f25c793be77d
- MS=ms70893919
- SPFv=spf1 include:spf.protection.outlook.com -all
Full email verification for caltrain.com
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