Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
semper-schulen.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 06:50:38 UTC · ↺ Refresh
MX Hostnames
- semperschulen-de01e.mail.protection.outlook.com
MX Priorities
- semperschulen-de01e.mail.protection.outlook.com: 0
A / AAAA Records
- 217.154.227.192 ↩ ip217.154.227-192.pbiaas.com
Mail Server IPs
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
SOA Record
Raw SOA
ns01.agenturserver.de support.mittwald.de 1756715781 28800 7200 604800 3600
Primary NS (mname)
ns01.agenturserver.de
Admin Email (rname)
support@mittwald.de
Serial
1756715781
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns01.agenturserver.it
ns01.agenturserver.de
ns01.agenturserver.co
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:81.201.147.128/28 ip4:91.10.43.152 ip4:78.47.210.4 ip4:62.146.106.18 ip4:85.13.161.81 ip4:85.13.137.121 a:mailout.germanpersonnel.de include:spf.atlassian.net include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1;p=none;pct=100;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;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
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- atlassian-sending-domain-verification=8ceb4cdd-5b28-46e6-85a1-019bebf8c627
- atlassian-domain-verification=wWjvc1WrZX1Qnas15frJGFwJuiafQ925yTCVbq4F65PinTkvsKhpKFHkkf4tingn
- SPFv=spf1 mx ip4:81.201.147.128/28 ip4:91.10.43.152 ip4:78.47.210.4 ip4:62.146.106.18 ip4:85.13.161.81 ip4:85.13.137.121 a:mailout.germanpersonnel.de include:spf.atlassian.net include:spf.protection.outlook.com -all
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