Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
blitzmarketing.mx
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 05:31:29 UTC · ↺ Refresh
MX Hostnames
- mx2.mailchannels.net
- mx1.mailchannels.net
MX Priorities
- mx2.mailchannels.net: 0
- mx1.mailchannels.net: 0
A / AAAA Records
- 173.236.250.106 ↩ apache2-twiddle.iad1-shared-b8-16.dreamhost.com
Mail Server IPs
- 52.38.143.159 ↩ ec2-52-38-143-159.us-west-2.compute.amazonaws.com
SOA Record
Raw SOA
ns1.dreamhost.com hostmaster.dreamhost.com 2026032203 17220 600 1814400 60
Primary NS (mname)
ns1.dreamhost.com
Admin Email (rname)
hostmaster@dreamhost.com
Serial
2026032203
Refresh
17220s
Retry
600s
Expire
1814400s
Minimum TTL
60s
Nameservers (NS)
ns1.dreamhost.com
ns2.dreamhost.com
ns3.dreamhost.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.sendinblue.com mx ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 include:spf.sendinblue.com mx ~all
- Sendinblue-code:2e0407b2a06da0484e66ae5776828a71
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