Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
apdprinting.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 00:04:31 UTC · ↺ Refresh
MX Hostnames
- mx1.emailsrvr.com
MX Priorities
- mx1.emailsrvr.com: 10
A / AAAA Records
- 172.105.20.183 ↩ 172-105-20-183.ip.linodeusercontent.com
Mail Server IPs
- 184.106.54.1 ↩ mx1.emailsrvr.com
- 108.166.43.1 ↩ mx1.emailsrvr.com
- 146.20.161.1 ↩ mx1.emailsrvr.com
- 173.203.187.1 ↩ mx1.emailsrvr.com
SOA Record
Raw SOA
ns1.linode.com support.apdprinting.com 2021000135 14400 14400 1209600 86400
Primary NS (mname)
ns1.linode.com
Admin Email (rname)
support@apdprinting.com
Serial
2021000135
Refresh
14400s
Retry
14400s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.linode.com
ns5.linode.com
ns3.linode.com
ns4.linode.com
ns1.linode.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:172.105.20.183 a:mx1.emailsrvr.com include:_spf.google.com include:spf.mandrillapp.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r; rua=mailto:[email protected]; fo=1
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 1 found
mail._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- google-site-verification=yzuKKvCkadBozsVDOtArqDMIhQj__ZDRUpZdMY7LQqI
- google-site-verification=N6q3p4wploapeifhhl9R3w8N5WoT_GskMIBpTnKQBCw
- SPFv=spf1 ip4:172.105.20.183 a:mx1.emailsrvr.com include:_spf.google.com include:spf.mandrillapp.com ~all
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 apdprinting.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits