Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
en2x.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 15:41:50 UTC · ↺ Refresh
MX Hostnames
- en2x-de.mail.protection.outlook.com
MX Priorities
- en2x-de.mail.protection.outlook.com: 10
A / AAAA Records
- 85.13.151.12 ↩ dd33730.kasserver.com
Mail Server IPs
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1072.ui-dns.de hostmaster.1und1.com 2017060273 28800 7200 604800 600
Primary NS (mname)
ns1072.ui-dns.de
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060273
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1094.ui-dns.com
ns1084.ui-dns.org
ns1072.ui-dns.de
ns1075.ui-dns.biz
SPF Record
✓ Strict (-all)
v=spf1 mx a ip4:91.228.144.55 ip4:91.228.144.70 ip4:80.252.101.128/27 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:spf.protection.outlook.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
9 records- QuoVadis=d793d6ab-247d-4f7d-8b78-f23662d14057
- swisssign-check=Rz3iwFvALijZhJ4v4ST2cK6izdg
- brevo-code:a17d9714938482b941adfd33c88e2491
- MS=ms91018212
- google-site-verification=TI_O-Owo37KLT3NsOhgV3ZJurV3maVuj7l8B-rQ-Iww
- SPFv=spf1 mx a ip4:91.228.144.55 ip4:91.228.144.70 ip4:80.252.101.128/27 include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:spf.protection.outlook.com -all
- swisssign-check=oVTCFkYrWEYea3uHiSKaXJNgUgo
- sophos-domain-verification=0149621be6497d75ae4fd1bfd8cd6fd0a1fc9ffbad1a9d7556f2f138c6e630b3
- google-site-verification=JN2TIoCRHrGBBaLHcx63CoDeTIjx5IUIfJE0vgWNG-4
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 en2x.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits