Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
upduo.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-20 22:58:51 UTC · ↺ Refresh
MX Hostnames
- znrdquikigvveihkzjpb47trkaulyqbvovpnc77uciusqfzteema.mx-verification.google.com
- alt3.aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt2.aspmx.l.google.com
- aspmx.l.google.com
MX Priorities
No priority data.
A / AAAA Records
- 75.2.70.75
- 99.83.190.102
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
mike.ns.cloudflare.com
maria.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:mailgun.org include:spf.mandrillapp.com include:44605937.spf06.hubspotemail.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected],mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 1 found
google._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- stripe-verification=4d2cf0968e13983d8ce5652da04c3bbb4f154d413dd550ff5a28dd6b1ee3258e
- SPFv=spf1 include:_spf.google.com include:mailgun.org include:spf.mandrillapp.com include:44605937.spf06.hubspotemail.net ~all
- google-site-verification=AHzykhZfM6nBvwmwXDnDa5iYPlguLCshgcPl0wyUVYk
- google-site-verification=y2I4UQpBq1Ig6speHn5xUCi8QDV1XtF_9BIpKBczIRg
- mandrill_verify.buoViSboJHQIQBn9Y3m3aQ
- mandrill_verify.jypQJPfEBA3bEYhb6FWTlQ
Full email verification for upduo.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits