Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
alto-bremen.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 07:56:31 UTC · ↺ Refresh
MX Hostnames
- atlanticrestaurants-de02b.mail.protection.outlook.com
MX Priorities
- atlanticrestaurants-de02b.mail.protection.outlook.com: 0
A / AAAA Records
- 31.24.146.137 ↩ p02.zechbau.hosting.plutex.de
Mail Server IPs
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.plutex.de domains.zech-group.com 2025050603 10800 3600 1209600 10800
Primary NS (mname)
ns1.plutex.de
Admin Email (rname)
domains@zech-group.com
Serial
2025050603
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
10800s
Nameservers (NS)
ns2.plutex.de
ns3.plutex.de
ns1.plutex.de
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.myzechit.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- SPFv=spf1 include:spf.protection.outlook.com include:spf.myzechit.com -all
- google-site-verification=6DNJiOdK4gQo28JajpeRWXPUlmKRTrlCDNxhbtzUxKg
- google-site-verification=8-PnrgomB5KFRMTz7L9AlRK355aWTiZXtIgEgp-b-bQ
- google-site-verification=NOCQO2Vo_ajLIBih9gbuGzaGRqS4Vkr4ZANhX438X0E
- MS=ms30358232
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