tres.nl

Valid Email Server
Domain Lookup › tres.nl

Domain Overview

DNS: ✓ 1d ago Checker: ✓ 1d ago
tres.nl
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-09-23 11:29:36 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

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

MX Priorities

  • tres-nl.mail.protection.outlook.com: 0

A / AAAA Records

  • 195.216.246.107 ↩ 195-216-246-107.cust.cj2.nl
  • 2001:67c:f14::107 (no PTR)

Mail Server IPs

  • 52.101.209.31 ↩ mail-cpjpr05cu00207.inbound.protection.outlook.com
  • 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
  • 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
  • 52.101.181.153 ↩ mail-wa4pr04cu00101.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::a ↩ mail-am7pr02cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::24 ↩ mail-am6pr02cu00204.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.premiumdns.zone hostmaster.tres.nl 2026085360 10800 3600 604800 300
Primary NS (mname)
ns1.premiumdns.zone
Admin Email (rname)
hostmaster@tres.nl
Serial
2026085360
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns2.premiumdns.zone
ns1.premiumdns.zone

SPF Record

✓ Strict (-all)
v=spf1 ip4:95.97.42.170 ip4:167.89.51.4 ip4:167.89.60.79 ip4:167.89.60.135 ip4:167.89.60.144 include:_spf.mailersend.net include:spf.protection.outlook.com include:mail.zendesk.com include:spf.by-tres.nl include:spf.init3.nl include:spf.mandrillapp.com include:spf.mydomainprovider.com include:_spf.hellodialog.com -all
📊 DNS lookups: 8/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

7 records
  • atlassian-domain-verification=YlgS3v2vK18lzSRU6Q9tNwGISugXrPfDgZnMQM1Mv813qXztJccQkunPx1zHfAXr
  • apple-domain-verification=CjaikEHdWmKsHJCQ
  • openai-domain-verification=dv-PXmjwGMJsd1Y3VLOwxuhCt7j
  • google-site-verification=mgAI7RxaXQuezNozmhm_AVvc-IbTD3qc8y1ucXGhc1s
  • MS=ms49838617
  • facebook-domain-verification=7vtvwd30crx19l04znk2ioa7ldxgha
  • SPFv=spf1 ip4:95.97.42.170 ip4:167.89.51.4 ip4:167.89.60.79 ip4:167.89.60.135 ip4:167.89.60.144 include:_spf.mailersend.net include:spf.protection.outlook.com include:mail.zendesk.com include:spf.by-tres.nl include:spf.init3.nl include:spf.mandrillapp.com include:spf.mydomainprovider.com include:_spf.hellodialog.com -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 tres.nl

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

No credit card required
Get 1,000 Free Credits