Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
buero-albers.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 15:05:33 UTC · ↺ Refresh
MX Hostnames
- bueroalbers-de01c.mail.protection.outlook.com
MX Priorities
- bueroalbers-de01c.mail.protection.outlook.com: 10
A / AAAA Records
- 185.233.54.236 ↩ shared-clump0275-web.agenturserver.it
- 2a03:2a00:1800:2::ac12:2c81 ↩ shared-clump0275-web.agenturserver.it
Mail Server IPs
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca04::1 ↩ mail-db7pr03cu00401.inbound.protection.outlook.com
SOA Record
Raw SOA
ns01.agenturserver.de support.mittwald.de 1774260332 28800 7200 604800 1800
Primary NS (mname)
ns01.agenturserver.de
Admin Email (rname)
support@mittwald.de
Serial
1774260332
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
ns01.agenturserver.it
ns01.agenturserver.co
ns01.agenturserver.de
SPF Record
✓ Strict (-all)
v=spf1 a include:spf.protection.outlook.com include:spf.emailsignatures365.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
⚠ Public key (p=) missing in DKIM record for selector selector1.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- google-site-verification=iGPNO1HMgKtflyMtnQkVnv6BoAH5J5JSxDJqj1a3TyM
- SPFv=spf1 a include:spf.protection.outlook.com include:spf.emailsignatures365.com -all
- facebook-domain-verification=blebtwxgm3xwuryelqn9endnqgprj7
- apple-domain-verification=rs79d_WHrQNPgskE9LuYv57EdLMADFDHqx0Pnbb6cxU
- openai-domain-verification=dv-bJBy6GxS71SyEi0hD2TBeqyq
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