Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mmwr.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 00:28:38 UTC · ↺ Refresh
MX Hostnames
- d218708a.ess.barracudanetworks.com
- d218708b.ess.barracudanetworks.com
MX Priorities
- d218708a.ess.barracudanetworks.com: 10
- d218708b.ess.barracudanetworks.com: 11
A / AAAA Records
- 141.193.213.10 (no PTR)
- 141.193.213.11 (no PTR)
Mail Server IPs
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns0.dnsmadeeasy.com dns.dnsmadeeasy.com 2008010344 43200 3600 1209600 180
Primary NS (mname)
ns0.dnsmadeeasy.com
Admin Email (rname)
dns@dnsmadeeasy.com
Serial
2008010344
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s
Nameservers (NS)
ns4.dnsmadeeasy.com
ns3.dnsmadeeasy.com
ns2.dnsmadeeasy.com
ns0.dnsmadeeasy.com
ns1.dnsmadeeasy.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.ess.barracudanetworks.com Include:_spf.sendergen.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; 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
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
7 records- MS=ms38452221
- ejq4s66dikqpmco992nm2o67k2
- SPFv=spf1 include:spf.ess.barracudanetworks.com Include:_spf.sendergen.com ~all
- BPL=3448788
- 9grer178i2rlqcam5j0gslvn17
- z7qjPcx/81kesv+j5Z2Danc4nKgXbkArUXFCaUvDg5kwOIkDoE6zUO8xmyoIVsRqAz7exo+Egp6RHgyo2eE/cg==
- iff0h4fgft7vovpb4q5vlon6t
Full email verification for mmwr.com
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