Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
wizcorp.jp
Yes
✓ Yes
Google
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 05:34:58 UTC · ↺ Refresh
MX Hostnames
- smtp.google.com
MX Priorities
- smtp.google.com: 1
A / AAAA Records
- 23.236.62.147 ↩ 147.62.236.23.bc.googleusercontent.com
Mail Server IPs
- 142.251.16.26 ↩ bl-in-f26.1e100.net
- 142.251.16.27 ↩ bl-in-f27.1e100.net
- 142.251.163.26 ↩ wv-in-f26.1e100.net
- 64.233.180.26 ↩ on-in-f26.1e100.net
- 64.233.180.27 ↩ on-in-f27.1e100.net
- 2607:f8b0:4004:c21::1a ↩ pe-in-f26.1e100.net
- 2607:f8b0:4004:c21::1b ↩ pe-in-f27.1e100.net
- 2607:f8b0:4004:c17::1a ↩ bl-in-f26.1e100.net
- 2607:f8b0:4004:c17::1b ↩ bl-in-f27.1e100.net
SOA Record
Raw SOA
ns-1122.awsdns-12.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1122.awsdns-12.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1789.awsdns-31.co.uk
ns-297.awsdns-37.com
ns-945.awsdns-54.net
ns-1122.awsdns-12.org
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.google.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
google._domainkey
selector1._domainkey
selector2._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
10 records- google-site-verification=MlnmgcKF6RpuupnxyG-3m2zSNsioCTEaySJ_H3awwJc
- google-site-verification=cDykVTSmPCUq8xd7bbph4Gx8jmNJa_LDp1RjOQV-tR0
- google-site-verification=dXqI-KNsU0AwQaShivxsJJGebZ-9cWzVuzWvGxvYxxI
- google-site-verification=nnHo_EGAAmQcLmgIvo93Lr_K8GlKnfTUfYtqWf7Ix0Q
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.google.com -all
- MS=ms49752343
- atlassian-domain-verification=JlCQmxlEk4tcsXn4u6za22BDTlfMCzBhI0xxSWInhndlmg4TKpIg2HJuVczh0sHP
- google-site-verification=2Dt5ur6InwO8WcDbk-H3FUThgNQz2n186B1kZPakWjs
- google-site-verification=3YuZlyw0qoEPW5cfxaJlL5rNHyae-rvV43aXwLlDkas
- google-site-verification=9hp-xPj_cJHYS00zdX3ebdNsSvO2vTWgOrVxVVuLxPw
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 wizcorp.jp
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits