Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
medstech.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 03:37:05 UTC · ↺ Refresh
MX Hostnames
- mail.mdrhythm.com
MX Priorities
- mail.mdrhythm.com: 10
A / AAAA Records
- 50.226.239.65 ↩ 50-226-239-65-static.hfc.comcastbusiness.net
Mail Server IPs
- 50.226.239.86 ↩ Exchange2019.mdrhythm.com
SOA Record
Raw SOA
ns99.worldnic.com namehost.worldnic.com 125063020 10800 3600 604800 3600
Primary NS (mname)
ns99.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125063020
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns99.worldnic.com
ns100.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- MS=5960DD440FCBCC77BBE9F4BEEE9410CCE67827A7
- SPFv=spf1 a mx ~all
- cd3ej54gkujfv5cd755lkbi9g0
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