Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
zentis.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 04:44:30 UTC · ↺ Refresh
MX Hostnames
- zentis-de.mail.protection.outlook.com
MX Priorities
- zentis-de.mail.protection.outlook.com: 10
A / AAAA Records
- 194.6.193.160 ↩ hypnos.puk.corpex-kunden.de
Mail Server IPs
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
SOA Record
Raw SOA
ns.udag.de hostmaster.united-domains.de 2024112139 10800 3600 604800 3600
Primary NS (mname)
ns.udag.de
Admin Email (rname)
hostmaster@united-domains.de
Serial
2024112139
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns.udag.org
ns.udag.de
ns.udag.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.4me.com include:_spf.xurrent.com include:_spf.4me.qa include:_spf.xurrent.qa ip4:80.87.162.0/24 ip4:83.169.43.137/32 ip4:80.87.169.250/32 ip4:80.87.171.0/24 ip4:194.31.78.222 ip4:157.90.150.17 ip4:185.18.100.0/24 ip4:193.242.121.220 ip4:193.242.121.221 ip4:193.242.121.222 include:spf.corpex.de include:_spf.profils.org -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
7 records- f5956359180b087f4fc86ab2bc4fb5aeac5e09735c7e56032e
- MS=ms43813239
- swisssign-check=6dr8tcmnP66xHYq_NiX07ihf4q4
- MS=ms76884378
- brevo-code:2db5378cfbe9d79cef3a5484f01b70be
- _5qxsjpclqihm01m3cbmc9fhb45f1buj
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.4me.com include:_spf.xurrent.com include:_spf.4me.qa include:_spf.xurrent.qa ip4:80.87.162.0/24 ip4:83.169.43.137/32 ip4:80.87.169.250/32 ip4:80.87.171.0/24 ip4:194.31.78.222 ip4:157.90.150.17 ip4:185.18.100.0/24 ip4:193.242.121.220 ip4:193.242.121.221 ip4:193.242.121.222 include:spf.corpex.de include:_spf.profils.org -all
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