Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
messagesystems.com
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 22:54:46 UTC · ↺ Refresh
MX Hostnames
- aspmx.l.google.com
- alt3.aspmx.l.google.com
- alt1.aspmx.l.google.com
- alt4.aspmx.l.google.com
- alt2.aspmx.l.google.com
MX Priorities
- aspmx.l.google.com: 10
- alt1.aspmx.l.google.com: 30
- alt2.aspmx.l.google.com: 30
- alt3.aspmx.l.google.com: 50
- alt4.aspmx.l.google.com: 50
A / AAAA Records
- 108.59.160.10
- 108.59.160.11
Mail Server IPs
- 142.251.179.27 ↩ pd-in-f27.1e100.net
- 2607:f8b0:4004:c06::1b ↩ bg-in-f27.1e100.net
- 108.177.123.27 ↩ lcscld-in-f27.1e100.net
- 2800:3f0:4003:c0f::1b (no PTR)
- 172.253.116.27 ↩ dj-in-f27.1e100.net
- 2a00:1450:400b:c02::1b ↩ dj-in-f27.1e100.net
- 192.178.223.27 ↩ yulhrs-in-f27.1e100.net
- 2a00:1450:4009:c0f::1b ↩ yulhrs-in-f27.1e100.net
- 173.194.76.27 ↩ ws-in-f27.1e100.net
- 2a00:1450:400c:c00::1a ↩ ws-in-f26.1e100.net
SOA Record
Raw SOA
ns-1755.awsdns-27.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1755.awsdns-27.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-579.awsdns-08.net
ns-1026.awsdns-00.org
ns-1755.awsdns-27.co.uk
ns-197.awsdns-24.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:52.27.5.72 ip4:54.244.54.130 ip4:52.27.28.47 ip4:52.36.138.31 ip4:34.212.163.75 ip4:199.15.226.37 ip4:199.15.213.187 ip4:64.79.155.0/24 ip4:207.218.90.0/24
📊 DNS lookups: 0/10
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
google._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
5 records- google-site-verification=J3XlGK6mCLMCpvIL_WRcWJcCnw8ppk-wX4uNWF7AoCo
- google-site-verification=vmozH0-c7964r4lnGwRoiW25PO46B3xZEfNUzRlsrsw
- h8lzwkkr9r93hk229849hrpz3xr4fdbd
- ip4:52.41.64.145 ip4:52.33.191.91 ip4:192.254.118.63 ip4:52.38.191.253 exists:%{i}._spf.sparkpostmail.com include:_spf.salesforce.com include:_spf.google.com include:mktomail.com ~all
- SPFv=spf1 ip4:52.27.5.72 ip4:54.244.54.130 ip4:52.27.28.47 ip4:52.36.138.31 ip4:34.212.163.75 ip4:199.15.226.37 ip4:199.15.213.187 ip4:64.79.155.0/24 ip4:207.218.90.0/24
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 messagesystems.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits