Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
plainblack.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
⚠ Yes
Checked via [email protected]
· 2026-03-14 02:27:02 UTC · ↺ Refresh
MX Hostnames
- in2-smtp.messagingengine.com
- in1-smtp.messagingengine.com
MX Priorities
- in1-smtp.messagingengine.com: 10
- in2-smtp.messagingengine.com: 20
A / AAAA Records
- 16.15.207.249
- 16.15.191.197
- 16.15.183.133
- 52.217.40.91
- 52.217.44.131
- 52.217.66.163
- 52.217.169.149
- 52.216.217.61
Mail Server IPs
- 103.168.172.223 ↩ phl-mx-08.messagingengine.com
- 103.168.172.216 ↩ phl-mx-01.messagingengine.com
- 103.168.172.217 ↩ phl-mx-02.messagingengine.com
- 103.168.172.218 ↩ phl-mx-03.messagingengine.com
- 103.168.172.219 ↩ phl-mx-04.messagingengine.com
- 103.168.172.220 ↩ phl-mx-05.messagingengine.com
- 103.168.172.221 ↩ phl-mx-06.messagingengine.com
- 103.168.172.222 ↩ phl-mx-07.messagingengine.com
- 202.12.124.218 ↩ stl-mx-03.messagingengine.com
- 202.12.124.216 ↩ stl-mx-01.messagingengine.com
- 202.12.124.219
- 202.12.124.217
SOA Record
Raw SOA
ns-1340.awsdns-39.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1340.awsdns-39.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-52.awsdns-06.com
ns-690.awsdns-22.net
ns-1340.awsdns-39.org
ns-2037.awsdns-62.co.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.messagingengine.com ?all
📊 DNS lookups: 1/10
? Neutral (?all) — no enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
1 record- SPFv=spf1 include:spf.messagingengine.com ?all
Full email verification for plainblack.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits