kozen.de - robtex.com
kozen.de
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1771291602 | ||||||
Same first word
Similar names
DNS History
10 records (4 active, 6 former)
○NSdocks04.rzone.de2008-11-27 → 2017-05-12 · 4 obs
● 2017-05-12 15:58:02
○ 2026-02-15 06:31:36
○ 2026-03-13 06:09:52
●NSns21.domaincontrol.com2026-02-15 → 2026-03-13 · 3 obs
● 2026-02-15 06:31:36
● 2026-03-13 06:09:52
●NSns22.domaincontrol.com2026-02-15 → 2026-03-13 · 3 obs
● 2026-02-15 06:31:36
● 2026-03-13 06:09:52
○NSshades04.rzone.de2008-11-27 → 2017-05-12 · 4 obs
● 2017-05-12 15:58:02
○ 2026-02-15 06:31:36
○ 2026-03-13 06:09:52
●MXkozen-de.mail.protection.outlook.com2026-02-15 → 2026-03-13 · 3 obs
● 2026-02-15 06:31:36
● 2026-03-13 06:09:52
○MXmailin.rzone.de2008-11-27 → 2008-11-27 · 3 obs
○ 2015-08-02 17:42:18
○ 2026-03-13 06:09:52
○MXsmtp.rzone.de2015-08-02 → 2017-05-12 · 5 obs
● 2015-08-02 17:42:18
● 2017-05-12 15:58:02
○ 2026-02-15 06:31:36
○ 2026-03-13 06:09:52
●A52.22.1.142026-02-15 → 2026-03-13 · 3 obs
● 2026-02-15 06:31:36
● 2026-03-13 06:09:52
○A81.169.145.732008-11-27 → 2008-11-27 · 3 obs
○ 2015-08-02 17:42:18
○ 2026-03-13 06:09:52
○A83.169.17.1812015-08-02 → 2017-05-12 · 5 obs
● 2015-08-02 17:42:18
● 2017-05-12 15:58:02
○ 2026-02-15 06:31:36
○ 2026-03-13 06:09:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| kozen.de | ns22.domaincontrol.com, ns21.domaincontrol.com | - |
✅ Authoritative Response
Server: 97.74.100.11
NS records: ns22.domaincontrol.com, ns21.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kozen.de (unsigned zone)
⏱️ Timing
Total: 856ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.22.1.14 |
| NS | 2 | ns21.domaincontrol.com, ns22.domaincontrol.com |
| MX | 1 | kozen-de.mail.protection.outlook.com (pr |
| TXT | 2 | v=spf1 include:ispgateway.de include:sec, NETORGFT19395105.onmicrosoft.com |
| SOA | 1 | ns21.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
kozen.de points to a single IP number: 52.22.1.14.
Other host names like nezok.com and ec2-52-22-1-14.compute-1.amazonaws.com share IP numbers with kozen.de.
Name Servers
kozen.de is delegated to two name servers: ns21.domaincontrol.com and ns22.domaincontrol.com.
kozen.de shares the same name server setup as other domains, for example picplot.com, merylseidel.com, allstatebail.com, neck-laces.com and miamimobilewash.com.
Host names with two IP numbers:
ns21.domaincontrol.com points to 2603:5:2141::b and 97.74.100.11
ns22.domaincontrol.com points to 2603:5:2241::b and 173.201.68.11
Mail Servers
kozen.de is handled by a single mail server, kozen-de.mail.protection.outlook.com.
Host name kozen-de.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca0b::, 2a01:111:f403:ca0b::2, 2a01:111:f403:ca1a::, 2a01:111:f403:ca1a::1, 52.101.89.0, 52.101.89.2, 52.101.99.0 and 52.101.99.2.