Domain Overview
DNS: ✓ 1h ago
Checker: ✓ 1h ago
datec-gmbh.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-09-04 18:55:01 UTC · ↺ Refresh
MX Hostnames
- datecgmbh-de01c.mail.protection.outlook.com
MX Priorities
- datecgmbh-de01c.mail.protection.outlook.com: 10
A / AAAA Records
- 194.117.254.61 ↩ ud21.udmedia.de
- 2a05:d580:0:1337::3d ↩ ud21.udmedia.de
Mail Server IPs
- 52.101.73.126 ↩ mail-am8pr83cu00106.inbound.protection.outlook.com
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 52.101.181.156 ↩ mail-wa4pr05cu00104.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:c967::a ↩ mail-cpjpr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c967::8 ↩ mail-cpjpr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca3c::8 ↩ mail-zrxpr05cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns3.powerdns.de technik.udmedia.de 2026082402 10800 3600 1209600 3600
Primary NS (mname)
ns3.powerdns.de
Admin Email (rname)
technik@udmedia.de
Serial
2026082402
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns4.powerdns.de
ns3.powerdns.de
SPF Record
✓ Strict (-all)
v=spf1 mx include:mail.datec.gmbh include:spf.protection.outlook.de include:post.datec-gmbh.de -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rf=afrf; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 mx include:mail.datec.gmbh include:spf.protection.outlook.de include:post.datec-gmbh.de -all
- atlassian-domain-verification=RRO71aw02PVkBAaO6J6LMxHUI0T7GkaDSwak4JCY9ZGmAIYd5aj6Ie5Orz7qaqvr
- MS=datecuhd
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