vdw-online.de

Valid Email Server
Domain Lookup › vdw-online.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
vdw-online.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-21 03:37:36 UTC · ↺ Refresh

MX Hostnames

  • vdwonline-de0i.mail.protection.outlook.com

MX Priorities

  • vdwonline-de0i.mail.protection.outlook.com: 0

A / AAAA Records

  • 217.160.0.88 ↩ 217-160-0-88.elastic-ssl.ui-r.com
  • 2001:8d8:100f:f000::20d ↩ 2001-08d8-100f-f000-0000-0000-0000-020d.elastic-ssl.ui-r.com

Mail Server IPs

  • 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
  • 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
  • 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
  • 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.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 ns1066.ui-dns.biz hostmaster.1und1.de 2017050451 28800 7200 604800 300
Primary NS (mname)
ns1066.ui-dns.biz
Admin Email (rname)
hostmaster@1und1.de
Serial
2017050451
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1066.ui-dns.de
ns1066.ui-dns.com
ns1066.ui-dns.org
ns1066.ui-dns.biz

SPF Record

✓ Soft Fail (~all)
v=spf1 a:mailout-td00.telekom-dienste.de a:securesmtp.t-online.de a:smtp-hosting.t-online.de ip4:194.25.134.16/29 ip4:194.25.134.80/29 ip4:194.25.134.81/29 a:smtp.1und1.de ip4:212.227.15.183/29 ip4:212.227.15.167 include:spf.protection.outlook.com include:_spf-eu.ionos.com include:spf-de.emailsignatures365.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

6 records
  • d0ae94d017683b6226ffef14c1eba566
  • v=verifydomain MS=6237143
  • google-site-verification=l8oOUUgLpUiG3r4sws6ysDr6a7iXkBNMGwDT7d08m1Q
  • dve0okf5e66aqchoce92mtb150
  • atlassian-domain-verification=x0jVSb8sQvzAEFNhEWWWJBhBsvc//LrFckoRskuR4RrMmg/8CvYrZqoa2rPgo4NE
  • SPFv=spf1 a:mailout-td00.telekom-dienste.de a:securesmtp.t-online.de a:smtp-hosting.t-online.de ip4:194.25.134.16/29 ip4:194.25.134.80/29 ip4:194.25.134.81/29 a:smtp.1und1.de ip4:212.227.15.183/29 ip4:212.227.15.167 include:spf.protection.outlook.com include:_spf-eu.ionos.com include:spf-de.emailsignatures365.com ~all
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