a-z-service.de

Valid Email Server
Domain Lookup › a-z-service.de

Domain Overview

DNS: ✓ 16d ago Checker: ✓ 16d ago
a-z-service.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-10-14 16:27:20 UTC · ↺ Refresh

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MX Hostnames

  • azservice-de0k.mail.protection.outlook.com

MX Priorities

  • azservice-de0k.mail.protection.outlook.com: 0

A / AAAA Records

  • 159.48.12.33 ↩ srv-a-de.c-2810.maxcluster.net

Mail Server IPs

  • 52.101.209.153 ↩ mail-cpjpr04cu00101.inbound.protection.outlook.com
  • 52.101.103.162 ↩ mail-miypr03cu00202.inbound.protection.outlook.com
  • 52.101.91.156 ↩ mail-maspr04cu00104.inbound.protection.outlook.com
  • 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
  • 2a01:111:f403:ca48::10 ↩ mail-miypr05cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca3c::6 ↩ mail-zrxpr04cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca38::8 ↩ mail-wa4pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::24 ↩ mail-am6pr02cu00204.inbound.protection.outlook.com

SOA Record

Raw SOA ns.udag.de hostmaster.united-domains.de 2025031160 10800 3600 604800 3600
Primary NS (mname)
ns.udag.de
Admin Email (rname)
hostmaster@united-domains.de
Serial
2025031160
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns.udag.net
ns.udag.de
ns.udag.org

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

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

2 records
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • MS=ms30614869
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