swg-schwerin.de

Valid Email Server
Domain Lookup › swg-schwerin.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
swg-schwerin.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-26 03:44:55 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

  • swgschwerin-de0i.mail.protection.outlook.com: 10

A / AAAA Records

  • 195.192.128.197 (no PTR)

Mail Server IPs

  • 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
  • 52.101.68.25 ↩ mail-db8pr02cu00101.inbound.protection.outlook.com
  • 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
  • 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::c ↩ mail-as8pr05cu00304.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.routing.net hostmaster.swg-schwerin.de 2025070801 86400 7200 3600000 900
Primary NS (mname)
ns1.routing.net
Admin Email (rname)
hostmaster@swg-schwerin.de
Serial
2025070801
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
900s

Nameservers (NS)

ns1.routing.net
ns3.routing.net
ns2.routing.net

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com a:custmail-out.boreus.de -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

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

1 record
  • SPFv=spf1 include:spf.protection.outlook.com a:custmail-out.boreus.de -all
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