Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sonimtech.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 03:52:28 UTC · ↺ Refresh
MX Hostnames
- sonimtech-com.mail.protection.outlook.com
- mx2-us1.ppe-hosted.com
- mx1-us1.ppe-hosted.com
MX Priorities
- sonimtech-com.mail.protection.outlook.com: 30
- mx1-us1.ppe-hosted.com: 10
- mx2-us1.ppe-hosted.com: 20
A / AAAA Records
- 165.227.248.71
Mail Server IPs
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 67.231.154.162 ↩ mx1-us1.ppe-hosted.com
- 148.163.129.50 ↩ mx1-us1.ppe-hosted.com
- 148.163.129.51
- 67.231.154.163
SOA Record
Raw SOA
ns65.worldnic.com namehost.worldnic.com 126031009 10800 3600 604800 3600
Primary NS (mname)
ns65.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126031009
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns66.worldnic.com
ns65.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a:dispatch-us.ppe-hosted.com include:_spf.atlassian.net include:_spf.google.com include:_spf.salesforce.com include:spf.protection.outlook.com include:spf.exclaimer.net ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=0:1:d:s; pct=50
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 50% of failing messages only
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
9 records- _gitlab-pages-verification-code.sonimtech.com TXT gitlab-pages-verification-code=b2955b84aa493e2aab39504babba19e9
- MS=ms73358175
- SPFv=spf1 a:dispatch-us.ppe-hosted.com include:_spf.atlassian.net include:_spf.google.com include:_spf.salesforce.com include:spf.protection.outlook.com include:spf.exclaimer.net ~all
- anthropic-domain-verification-2m64ks=82IUfrgvE6FbTVQcWZ43OzFYL
- ppe-9c2d490fea43f2f8e66572a7d6d3a8549993fa12
- apple-domain-verification=XgcyKcNgHA6WYax2
- adobe-idp-site-verification=e79d05839e1419d78e7249902627988a368c9d66b60e8fad59d6b7972a157cf6
- google-site-verification=skpQ45iLxTQAL2Fmzm6OFCyup0Y3pO2kRk6bux8oBso
- Name/Host: _cf-custom-hostname.www Value: 61535ec8-d430-4bd5-9514-032b34752819
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 sonimtech.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits