Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
prontomarketing.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 20:21:12 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
- alt2.aspmx.l.google.com
- alt1.aspmx.l.google.com
- aspmx3.googlemail.com
- aspmx2.googlemail.com
MX Priorities
- aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 20
- alt2.aspmx.l.google.com: 30
- aspmx2.googlemail.com: 40
- aspmx3.googlemail.com: 50
A / AAAA Records
- 172.67.74.237 (no PTR)
- 104.26.13.109 (no PTR)
- 104.26.12.109 (no PTR)
- 2606:4700:20::681a:c6d
- 2606:4700:20::ac43:4aed
- 2606:4700:20::681a:d6d
Mail Server IPs
- 172.253.63.27 ↩ bi-in-f27.1e100.net
- 2607:f8b0:4004:c1d::1b ↩ ww-in-f27.1e100.net
- 108.177.123.26 ↩ lcscld-in-f26.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.26 ↩ dj-in-f26.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 2800:3f0:4003:c0f::1a (no PTR)
SOA Record
Raw SOA
roxy.ns.cloudflare.com dns.cloudflare.com 2399508437 10000 2400 604800 1800
Primary NS (mname)
roxy.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399508437
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
roxy.ns.cloudflare.com
sid.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 mx ip4:52.213.46.31 ip4:52.213.63.160 include:460336.spf03.hubspotemail.net include:_spf.google.com include:servers.mcsv.net include:amazonses.com include:stspg-customer.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; pct=25; ri=604800;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 25% of failing messages only
DKIM Selectors
✓ 4 found
google._domainkey
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 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
4 records- status-page-domain-verification=yf69mxd5ch12
- SPFv=spf1 mx ip4:52.213.46.31 ip4:52.213.63.160 include:460336.spf03.hubspotemail.net include:_spf.google.com include:servers.mcsv.net include:amazonses.com include:stspg-customer.com ~all
- ca3-3b225fcf4b67459f815d1bf432533e4a
- google-site-verification=2j3KQxrjUEs5JUwT6aA_WNnqNyQqJLd_ti35uPvTDZc
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 prontomarketing.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits