Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fulfillment-kc.com
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-25 17:37:40 UTC · ↺ Refresh
MX Hostnames
- d102743a.ess.barracudanetworks.com
- d102743b.ess.barracudanetworks.com
MX Priorities
- d102743b.ess.barracudanetworks.com: 20
- d102743a.ess.barracudanetworks.com: 10
A / AAAA Records
- 45.40.152.202 ↩ 202.152.40.45.host.secureserver.net
Mail Server IPs
- 209.222.82.253 ↩ mail.ess.barracuda.com
- 209.222.82.252 ↩ mail.ess.barracuda.com
- 209.222.82.255 ↩ mail.ess.barracuda.com
SOA Record
Raw SOA
ns49.worldnic.com namehost.worldnic.com 125112016 10800 3600 604800 3600
Primary NS (mname)
ns49.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
125112016
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns49.worldnic.com
ns50.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:sendgrid.net ip4:75.98.114.4 ip4:216.58.248.60 ip4:128.136.51.0/27 include:printra.net include:_spf.firespring.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=reject;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;aspf=r;adkim=r;fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
5 records- google-site-verification=pbKQ9rGRrmsEixpyzzw8ld4lmnaRAzo0OkEMMJEWD90
- MS=ms47464710
- SPFv=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com include:sendgrid.net ip4:75.98.114.4 ip4:216.58.248.60 ip4:128.136.51.0/27 include:printra.net include:_spf.firespring.com -all
- _globalsign-domain-verification=M46NumAh9edeVIet48F3H_Y76f0Rx5uXFRyUfhDpfu
- qn46mp1sn2f4a3lai1cpmc14pn
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 fulfillment-kc.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits