Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lumenbrite.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 15:34:26 UTC · ↺ Refresh
MX Hostnames
- mx1.emailsrvr.com
- mx2.emailsrvr.com
MX Priorities
- mx1.emailsrvr.com: 10
- mx2.emailsrvr.com: 20
A / AAAA Records
- 69.164.203.170 ↩ li117-170.members.linode.com
Mail Server IPs
- 146.20.161.1 ↩ mx1.emailsrvr.com
- 184.106.54.1 ↩ mx1.emailsrvr.com
- 173.203.187.1 ↩ mx1.emailsrvr.com
- 108.166.43.1 ↩ mx1.emailsrvr.com
- 108.166.43.2 ↩ mx2.emailsrvr.com
SOA Record
Raw SOA
ns1.linode.com support.lumenbrite.com 2021000013 14400 14400 1209600 86400
Primary NS (mname)
ns1.linode.com
Admin Email (rname)
support@lumenbrite.com
Serial
2021000013
Refresh
14400s
Retry
14400s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns3.linode.com
ns5.linode.com
ns2.linode.com
ns1.linode.com
ns4.linode.com
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.mlsend.com mx include:emailsrvr.com include:_spf.createsend.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: k1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- r7obo9budvkl67gr1ucn5h2q2
- SPFv=spf1 include:_spf.mlsend.com mx include:emailsrvr.com include:_spf.createsend.com -all
Full email verification for lumenbrite.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits