Domain Overview
DNS: ✓ 16d ago
Checker: ✓ 16d ago
heuveluden.nl
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-25 07:25:48 UTC · ↺ Refresh
MX Hostnames
- heuveluden-nl.mail.protection.outlook.com
MX Priorities
- heuveluden-nl.mail.protection.outlook.com: 10
A / AAAA Records
- 195.20.8.212 ↩ forward.eatserver.nl
Mail Server IPs
- 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
- 52.101.68.10 ↩ mail-dbbpr03cu00102.inbound.protection.outlook.com
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.eatserver.nl root.eatserver.nl 2026052101 86400 7200 86400 3600
Primary NS (mname)
ns.eatserver.nl
Admin Email (rname)
root@eatserver.nl
Serial
2026052101
Refresh
86400s
Retry
7200s
Expire
86400s
Minimum TTL
3600s
Nameservers (NS)
ns.eatserver.nl
ns2.eatserver.nl
SPF Record
✓ Strict (-all)
v=spf1 ip4:92.63.163.136 ip4:149.210.199.52 ip4:84.53.83.90 ip4:90.145.224.215 ip4:82.201.66.236 ip4:81.173.64.216 include:spf.protection.outlook.com include:spf.afas.online include:spf.antispamcloud.com include:spf.eu.exclaimer.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._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
2 records- MS=ms19540338
- SPFv=spf1 ip4:92.63.163.136 ip4:149.210.199.52 ip4:84.53.83.90 ip4:90.145.224.215 ip4:82.201.66.236 ip4:81.173.64.216 include:spf.protection.outlook.com include:spf.afas.online include:spf.antispamcloud.com include:spf.eu.exclaimer.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 heuveluden.nl
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits