Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ackermanngmbh.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 02:00:04 UTC · ↺ Refresh
MX Hostnames
- remote.ackermanngmbh.de
- ackermanngmbh-de.mail.protection.outlook.com
- mail1.ackermanngmbh.de
- mail.ackermanngmbh.de
MX Priorities
- mail1.ackermanngmbh.de: 30
- mail.ackermanngmbh.de: 10
- remote.ackermanngmbh.de: 20
- ackermanngmbh-de.mail.protection.outlook.com: 0
A / AAAA Records
- 217.160.0.237 ↩ 217-160-0-237.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::200
Mail Server IPs
- 87.139.123.180 ↩ p578b7bb4.dip0.t-ipconnect.de
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.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:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1025.ui-dns.com hostmaster.1und1.com 2017060171 28800 7200 604800 600
Primary NS (mname)
ns1025.ui-dns.com
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060171
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1037.ui-dns.org
ns1090.ui-dns.biz
ns1025.ui-dns.com
ns1036.ui-dns.de
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:87.139.123.180 ip4:217.91.24.43 ip4:217.86.236.55 include:_spf-eu.ionos.com include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ 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
6 records- rXKMV8sbuUvvXahdYpSJMC74iEdn4bHBaef7ge17lorDiP0tDasjsXkY9Tw+agYsa18PzEzIjplgwjhysbW/ZA==
- google-site-verification=sjfxnOai3UdN8CgUo9moyzLK8strQ_riYvpX8Fkstj0
- SPFv=spf1 mx ip4:87.139.123.180 ip4:217.91.24.43 ip4:217.86.236.55 include:_spf-eu.ionos.com include:spf.protection.outlook.com -all
- google-site-verification=JM7Jxs_N4YH9XS8gC5YHLnnJy6MCd2-ng4JsNs4GYDw
- google-site-verification=tbhdgAJ8y1kPo68vuVQqUVZggmYEGYU3ZZ4kU7AMpfo
- MS=ms95540066
Full email verification for ackermanngmbh.de
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