Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cvhhh.org
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 19:55:27 UTC · ↺ Refresh
MX Hostnames
- d175150a.ess.barracudanetworks.com
- d175150b.ess.barracudanetworks.com
MX Priorities
- d175150b.ess.barracudanetworks.com: 10
- d175150a.ess.barracudanetworks.com: 10
A / AAAA Records
- 141.193.213.10 (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
ns1.hover.com dnsmaster.hover.com 1773232623 1800 900 604800 300
Primary NS (mname)
ns1.hover.com
Admin Email (rname)
dnsmaster@hover.com
Serial
1773232623
Refresh
1800s
Retry
900s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1.hover.com
ns2.hover.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.ess.barracuda.com include:ibusinesstech.com
ip4:209.222.82.0/24 ip4:208.75.120.0/22 ip4:208.75.123.0/24
ip4:40.92.0.0/15 ip4:40.107.0.0/16 ip4:52.100.0.0/14
ip4:104.47.0.0/17 ip4:104.47.128.0/17 ip4:20.231.0.0/21
ip4:20.231.16.0/20 ip4:168.245.114.47 ip4:198.2.128.0/24
ip4:198.2.132.0/24 ip4:198.2.136.0/23 ip4:208.91.232.0/24
ip4:213.229.84.0/24 ip4:71.255.143.18 -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1:d:s; adkim=r; aspf=r
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → 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
8 records- apple-domain-verification=Ug3nqgjI0Uov902n
- Foxit-domain-verification=6532915005760f0d9ed2dcc3fba86bbe
- bw=6QXy1R0SElRqgTA8VDl9CihkyEy6bRj4RStwYMtUdoom
- google-site-verification=s_5w-F_m-B-qxOr6dzMnUzS5FBkPQ5R0pT_ppN4vPCw
- anthropic-domain-verification-vdz25h=UmFDFZAtZoueXQkGhxYzL4Vmc
- openai-domain-verification=dv-p1dtVrF2ubPeHSIYGLvX02FW
- SPFv=spf1 include:spf.ess.barracuda.com include:ibusinesstech.com ip4:209.222.82.0/24 ip4:208.75.120.0/22 ip4:208.75.123.0/24 ip4:40.92.0.0/15 ip4:40.107.0.0/16 ip4:52.100.0.0/14 ip4:104.47.0.0/17 ip4:104.47.128.0/17 ip4:20.231.0.0/21 ip4:20.231.16.0/20 ip4:168.245.114.47 ip4:198.2.128.0/24 ip4:198.2.132.0/24 ip4:198.2.136.0/23 ip4:208.91.232.0/24 ip4:213.229.84.0/24 ip4:71.255.143.18 -all
- 65e4ff0a-ef13-4392-95d6-0a22b84c98c8
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 cvhhh.org
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits