Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
werkarztzentrum.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 07:24:04 UTC · ↺ Refresh
MX Hostnames
- werkarztzentrum-de.mail.protection.outlook.com
MX Priorities
- werkarztzentrum-de.mail.protection.outlook.com: 1
A / AAAA Records
- 217.160.0.168 ↩ 217-160-0-168.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::2db ↩ 2001-08d8-100f-f000-0000-0000-0000-02db.elastic-ssl.ui-r.com
Mail Server IPs
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.73.153 ↩ mail-as8pr05cu00401.inbound.protection.outlook.com
- 52.101.68.10 ↩ mail-dbbpr03cu00102.inbound.protection.outlook.com
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1076.ui-dns.org hostmaster.1und1.com 2017060135 28800 7200 604800 600
Primary NS (mname)
ns1076.ui-dns.org
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060135
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1076.ui-dns.org
ns1067.ui-dns.com
ns1091.ui-dns.de
ns1047.ui-dns.biz
SPF Record
✓ Strict (-all)
v=spf1 include:spf.paar-it.de include:spf.protection.outlook.com +ip4:46.229.45.197 include:spf-de.emailsignatures365.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; adkim=s; aspf=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
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
4 records- apple-domain-verification=BKid6pM5c1cO8DgE
- logmein-verification-code=18b0bfdc-474b-4725-b8c1-7c6af3f9be1f
- v=verifydomain MS=7885103
- SPFv=spf1 include:spf.paar-it.de include:spf.protection.outlook.com +ip4:46.229.45.197 include:spf-de.emailsignatures365.com -all
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