andreascollege.nl

Valid Email Server
Domain Lookup › andreascollege.nl

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
andreascollege.nl
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-17 19:15:35 UTC · ↺ Refresh

MX Hostnames

  • andreascollege-nl.mail.protection.outlook.com

MX Priorities

  • andreascollege-nl.mail.protection.outlook.com: 10

A / AAAA Records

No A/AAAA records found.

Mail Server IPs

  • 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
  • 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
  • 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
  • 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com

SOA Record

Raw SOA ns0.leaseweb.nl postmaster.leaseweb.nl 2016101401 14400 7200 604800 3600
Primary NS (mname)
ns0.leaseweb.nl
Admin Email (rname)
postmaster@leaseweb.nl
Serial
2016101401
Refresh
14400s
Retry
7200s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns4.leaseweb.net
ns1.leaseweb.nl
ns5.leaseweb.nl

SPF Record

✓ Strict (-all)
v=spf1 ip4:145.140.20.130 ip4:145.140.20.146 include:spf.protection.outlook.com include:spf.customer.wis.nl include:_spf.wiscollect.nl include:_spf.zivver.com include:spf.topdesk.net -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none; fo=1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

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

4 records
  • MS=ms14988221
  • SPFv=spf1 ip4:145.140.20.130 ip4:145.140.20.146 include:spf.protection.outlook.com include:spf.customer.wis.nl include:_spf.wiscollect.nl include:_spf.zivver.com include:spf.topdesk.net -all
  • google-site-verification=PrnxhrMn7yAs5ZM9CIiaHN8rQ6nsA3JTxS_XMkvaCXk
  • 4vVM6KmLBct9R5bblXEYnL6CwFfmIWo5Wb6fwYJVLV8=
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 andreascollege.nl

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

No credit card required
Get 1,000 Free Credits