Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
grenzland.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-31 15:25:25 UTC · ↺ Refresh
MX Hostnames
- grenzland-de.mail.protection.outlook.com
MX Priorities
- grenzland-de.mail.protection.outlook.com: 10
A / AAAA Records
- 178.20.102.59 ↩ srv27.schwarzkuenstler.info
Mail Server IPs
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ 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
SOA Record
Raw SOA
ns1.skdnsreg.net hostmaster.skdnsreg.net 2026021701 86400 28800 604800 3600
Primary NS (mname)
ns1.skdnsreg.net
Admin Email (rname)
hostmaster@skdnsreg.net
Serial
2026021701
Refresh
86400s
Retry
28800s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.skdnsreg.net
ns3.skdnsreg.net
ns1.skdnsreg.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
2 records- MS=ms76013772
- SPFv=spf1 include:spf.protection.outlook.com -all
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