Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kroenert.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 06:07:00 UTC · ↺ Refresh
MX Hostnames
- kroenert-de.mail.protection.outlook.com
MX Priorities
- kroenert-de.mail.protection.outlook.com: 0
A / AAAA Records
- 194.117.254.63 ↩ ud23.udmedia.de
- 2a05:d580::1337:0:0:0:3f ↩ ud23.udmedia.de
Mail Server IPs
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns3.powerdns.de technik.udmedia.de 2026021801 10800 3600 1209600 3600
Primary NS (mname)
ns3.powerdns.de
Admin Email (rname)
technik@udmedia.de
Serial
2026021801
Refresh
10800s
Retry
3600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns4.powerdns.de
ns3.powerdns.de
SPF Record
✓ Strict (-all)
v=spf1 ip4:84.46.92.50 include:spf.protection.outlook.com include:agenturserver.de include:spfhard.crsend.com include:_spf.mail.ud23.udmedia.de -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; ruf=mailto:[email protected]; rua=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
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- Jmf1IEb7Xl5qD2PrFXKyy4NZl5qowr0RVaEtqzeWcGM=
- globalsign-domain-verification=hEQaD7h5lQOeAQLLkqyO_anuxSwF-vSZFxTbETzy1F
- bLbPXyoJMdsEYqXtHmLNHXO96FkWeRxtZ1GWxSBY9ETVW/UtnCaRW2Vdi765a5nG7kfivFBrqJzYd4DjegRenA==
- globalsign-domain-verification=sVWVDd62k6ua2carmetdiAqvSORzc4Z8b_yi24Dvou
- SPFv=spf1 ip4:84.46.92.50 include:spf.protection.outlook.com include:agenturserver.de include:spfhard.crsend.com include:_spf.mail.ud23.udmedia.de -all
- MS=ms98776125
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