ons-stolwijk.nl

Valid Email Server
Domain Lookup › ons-stolwijk.nl

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
ons-stolwijk.nl
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-14 20:24:18 UTC · ↺ Refresh

MX Hostnames

  • onsstolwijk-nl0i.h-v1.mx.microsoft

MX Priorities

  • onsstolwijk-nl0i.h-v1.mx.microsoft: 0

A / AAAA Records

  • 91.230.51.51 ↩ da6.case-internet.nl

Mail Server IPs

  • 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
  • 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
  • 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
  • 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.case-internet.nl root.ons-stolwijk.nl 2025022402 1800 3600 1209600 86400
Primary NS (mname)
ns1.case-internet.nl
Admin Email (rname)
root@ons-stolwijk.nl
Serial
2025022402
Refresh
1800s
Retry
3600s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns2.case-internet.nl
ns1.case-internet.nl

SPF Record

✓ Soft Fail (~all)
v=spf1include:spf.protection.outlook.com-all.
📊 DNS lookups: 0/10

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

3 records
  • SPFv=spf1include:spf.protection.outlook.com-all.
  • MS=ms51288208
  • google-site-verification=EFjXhj3YtOzOSOAeBF_ElpbmsvEQ0PyIMVUMBJVWkx0
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 ons-stolwijk.nl

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits