Domain Overview
DNS: ✓ 20d ago
Checker: ✓ 20d ago
koenexclusief.nl
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 17:46:32 UTC · ↺ Refresh
MX Hostnames
- koenexclusief-nl.mail.protection.outlook.com
MX Priorities
- koenexclusief-nl.mail.protection.outlook.com: 1
A / AAAA Records
- 185.40.97.154 ↩ website-b-serverd19.morgeninternet.nl
- 2a04:8400:1:1::343 ↩ website-b-serverd19.morgeninternet.nl
Mail Server IPs
- 52.101.68.10 ↩ mail-dbbpr03cu00102.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.68.3 ↩ mail-db7pr03cu00403.inbound.protection.outlook.com
- 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
- 2a01:111:f403:ca04::7 ↩ mail-db4pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.resellerdns.nl postmaster.resellerdns.nl 2026052102 21600 3600 604800 3600
Primary NS (mname)
ns1.resellerdns.nl
Admin Email (rname)
postmaster@resellerdns.nl
Serial
2026052102
Refresh
21600s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns1.resellerdns.nl
ns3.resellerdns.net
ns2.resellerdns.eu
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.mailplatform.eu include:_spf.exactonline.nl include:spf.flowmailer.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
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
1 record- SPFv=spf1 include:spf.protection.outlook.com include:spf.mailplatform.eu include:_spf.exactonline.nl include:spf.flowmailer.net -all
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 · Customize →
See demo & docs
Deep verification
Full email verification for koenexclusief.nl
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits