Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
shimz.biz
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 12:29:57 UTC · ↺ Refresh
MX Hostnames
- shimz-biz.mail.protection.outlook.com
MX Priorities
- shimz-biz.mail.protection.outlook.com: 0
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 52.101.157.40 ↩ mail-os9p286cu00100.inbound.protection.outlook.com
- 52.101.124.0 ↩ mail-tycp286cu02600.inbound.protection.outlook.com
- 52.101.124.6 ↩ mail-tyvp286cu00206.inbound.protection.outlook.com
- 52.101.157.10 ↩ mail-os0p286cu01302.inbound.protection.outlook.com
- 2a01:111:f403:cc1f::1 ↩ mail-os0p286cu01201.inbound.protection.outlook.com
- 2a01:111:f403:cc1a:: ↩ mail-tycp286cu02600.inbound.protection.outlook.com
- 2a01:111:f403:cc1a::3 ↩ mail-tyvp286cu00203.inbound.protection.outlook.com
- 2a01:111:f403:cc24:: ↩ mail-os0p286cu01300.inbound.protection.outlook.com
SOA Record
Raw SOA
ns000.d-53.net dns-managers.iij.ad.jp 303 3600 600 604800 900
Primary NS (mname)
ns000.d-53.net
Admin Email (rname)
dns-managers@iij.ad.jp
Serial
303
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
900s
Nameservers (NS)
ns020-3uu05vphfemj6s80.3.d-53.info
ns020-3uu05vphfemj6s80.3.d-53.jp
ns020-3uu05vphfemj6s80.3.d-53.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_a.shimz.biz include:_b.shimz.biz include:_c.shimz.biz include:_d.shimz.biz include:spf.protection.outlook.com include:spf.spcloud.jp include:_spf.zycus.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected],mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- autodesk-domain-verification=ZKDNtoVrT6_VAuJ3t5_e
- adobe-idp-site-verification=cc20895206beada6574f1f803201bf5367171f6009d440b40ba3134992f0e10e
- SPFv=spf1 include:_a.shimz.biz include:_b.shimz.biz include:_c.shimz.biz include:_d.shimz.biz include:spf.protection.outlook.com include:spf.spcloud.jp include:_spf.zycus.com ~all
- MS=ms30176713
- 357lwl2rcg0k0k631l5vf376w2zptkww
- apple-domain-verification=CTqQaqjrrsX2Dy8Z
- apple-domain-verification=JVMBHuzzEdGVCrDq
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 shimz.biz
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits