Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
blacklinecorp.us
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 18:53:12 UTC · ↺ Refresh
MX Hostnames
- blacklinecorp-us.p40.mxthunder.net
- blacklinecorp-us.p30.mxthunder.net
- blacklinecorp-us.p10.mxthunder.com
- blacklinecorp-us.p20.mxthunder.net
MX Priorities
- blacklinecorp-us.p30.mxthunder.net: 30
- blacklinecorp-us.p40.mxthunder.net: 40
- blacklinecorp-us.p10.mxthunder.com: 10
- blacklinecorp-us.p20.mxthunder.net: 20
A / AAAA Records
- 173.236.213.24 ↩ vps26810.dreamhostps.com
Mail Server IPs
- 209.41.68.144 ↩ bolt112b.mxthunder.net
- 216.172.106.28 ↩ bolt112a.mxthunder.net
SOA Record
Raw SOA
ns37.domaincontrol.com dns.jomax.net 2024022702 28800 7200 604800 3600
Primary NS (mname)
ns37.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2024022702
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns37.domaincontrol.com
ns38.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
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
2 records- MS=ms99683675
- SPFv=spf1 include:spf.protection.outlook.com -all
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