Domain Overview
DNS: โ 2mo ago
Checker: โ 2mo ago
designbiz.com
Yes
โ Yes
Unknown
No
No
โ Yes
No
No
Checked via [email protected]
ยท 2026-03-19 19:56:42 UTC ยท โบ Refresh
MX Hostnames
- mail.designbiz.com
MX Priorities
- mail.designbiz.com: 10
A / AAAA Records
- 13.226.94.63 โฉ server-13-226-94-63.jfk52.r.cloudfront.net
- 13.226.94.9 โฉ server-13-226-94-9.jfk52.r.cloudfront.net
- 13.226.94.17 โฉ server-13-226-94-17.jfk52.r.cloudfront.net
- 13.226.94.125 โฉ server-13-226-94-125.jfk52.r.cloudfront.net
Mail Server IPs
- 52.60.67.23 โฉ mail.buildbiz.com
SOA Record
Raw SOA
ns-174.awsdns-21.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-174.awsdns-21.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1559.awsdns-02.co.uk
ns-174.awsdns-21.com
ns-1016.awsdns-63.net
ns-1432.awsdns-51.org
SPF Record
โ Strict (-all)
v=spf1 ip4:52.60.67.23 -all
๐ DNS lookups: 0/10
โ Hard fail (-all) โ strict enforcement
DMARC Record
โ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
โ p=none โ monitoring only, no enforcement
๐ SPF alignment: Relaxed
ยท DKIM alignment: Relaxed
๐ง Reports โ mailto:[email protected]
DKIM Selectors
โ 1 found
default._domainkey
โ Public key: 216 chars (valid)
โ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- SPFv=spf1 ip4:52.60.67.23 -all
- w8b8j7qjry9gzgsd2vjhq8cykn295qps
- 5ryjcm19gbqwlvyp7j8s7rbz1blpny9s
- google-site-verification=Ren_MfC0auxdUMHZvcwXBrcCWucazTsLn_0OTv7vOf0
- google-site-verification=eDgfsb38sR6yxPJqf6k4wGd3MBVhGO9FjmIX7DmcKAA
- google-site-verification=vjT7he7MIPRrCChomX0DqXR0uHlPexrgYyX84BuBhpQ
Free ยท No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts โ unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code ยท Works on any site
See demo & docs
Deep verification
Full email verification for designbiz.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits