Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zippyshell.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 14:15:12 UTC · ↺ Refresh
MX Hostnames
- d207299a.ess.barracudanetworks.com
MX Priorities
- d207299a.ess.barracudanetworks.com: 5
A / AAAA Records
- 45.60.240.44 (no PTR)
- 45.60.250.44 (no PTR)
Mail Server IPs
- 209.222.82.255 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.253 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns-448.awsdns-56.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-448.awsdns-56.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1067.awsdns-05.org
ns-1789.awsdns-31.co.uk
ns-448.awsdns-56.com
ns-861.awsdns-43.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com ip4:66.129.108.251 include:_netblocks.eloqua.com include:infusionmail.com include:sendgrid.net ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 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
14 records- adobe-idp-site-verification=3f52526c05f8661a86a1fa42598fe6bbe7e639dc990ce0ee617d777732e2d3de
- atlassian-domain-verification=zPA5IRiqAB/+2k2yZ51K9o19K0mRAMozr1SfHyncnkGQP5Cj/21hiBeu6cQXBGGQ
- globalsign-domain-verification=142B87B7E573C9257BBFA34303E4D04B
- globalsign-domain-verification=3ACD2E3243FC0716CE6A23C7B1418333
- google-site-verification=4g05Zl1D2XkfKrAMjKn62rcuWfZk3szb0n12I7Hwm40
- google-site-verification=ao9Bkuq8o_fxLcjMtMvfs8nKUkF0sR40_iq4O6YoKgc
- google-site-verification=hhEVHVgn1BSKs1cwDn2KxPHko_QSuPcMedT_FVhq9HY
- google-site-verification=wbiLHysPIxf7f0mDKZA79yVaP8fl_x2uY6CDgMD7ExI
- osp6ij2i1m5l5252e7gh0k154b
- SPFv=spf1 include:spf.ess.barracudanetworks.com include:spf.protection.outlook.com ip4:66.129.108.251 include:_netblocks.eloqua.com include:infusionmail.com include:sendgrid.net ~all
- zoho-verification=zb08814215.zmverify.zoho.com
- 1e1fp0vcq0lodiifl0cmulsuss
- BPL=5732179
- MS=ms17270704
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for zippyshell.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits