ko-cos.de - robtex.com
ko-cos.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=1777464004 | ||||||
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
○NSns1.hans.hosteurope.de2015-06-06 → 2018-11-25 · 4 obs
● 2018-11-25 14:22:58
○ 2026-02-21 23:16:06
○ 2026-04-29 12:30:14
○NSns2.hans.hosteurope.de2015-06-06 → 2018-11-25 · 4 obs
● 2018-11-25 14:22:58
○ 2026-02-21 23:16:06
○ 2026-04-29 12:30:14
●NSns51.domaincontrol.com2026-02-21 → 2026-04-29 · 3 obs
● 2026-02-21 23:16:06
● 2026-04-29 12:30:14
●NSns52.domaincontrol.com2026-02-21 → 2026-04-29 · 3 obs
● 2026-02-21 23:16:06
● 2026-04-29 12:30:14
●MXkocos-de0e.mail.protection.outlook.com2026-02-21 → 2026-04-29 · 3 obs
● 2026-02-21 23:16:06
● 2026-04-29 12:30:14
○MXmx0.ko-cos.de2015-06-06 → 2018-11-25 · 4 obs
● 2018-11-25 14:22:58
○ 2026-02-21 23:16:06
○ 2026-04-29 12:30:14
○A2a01:488:42:1000:50ed:8468:55:8712015-06-06 → 2018-11-25 · 4 obs
● 2018-11-25 14:22:58
○ 2026-02-21 23:16:06
○ 2026-04-29 12:30:14
○A80.237.132.1042015-06-06 → 2018-11-25 · 4 obs
● 2018-11-25 14:22:58
○ 2026-02-21 23:16:06
○ 2026-04-29 12:30:14
●A92.205.148.2232026-02-21 → 2026-04-29 · 3 obs
● 2026-02-21 23:16:06
● 2026-04-29 12:30:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | f.nic.de, a.nic.de, z.nic.de | - |
| ko-cos.de | ns51.domaincontrol.com, ns52.domaincontrol.com | - |
✅ Authoritative Response
Server:97.74.105.26
NS records: ns51.domaincontrol.com, ns52.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ko-cos.de (unsigned zone)
⏱️ Timing
Total: 671ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 92.205.148.223 |
| NS | 2 | ns51.domaincontrol.com, ns52.domaincontrol.com |
| MX | 1 | kocos-de0e.mail.protection.outlook.com ( |
| TXT | 2 | NETORGFT19845975.onmicrosoft.com, v=spf1 include:secureserver.net -all |
| SOA | 1 | ns51.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
ko-cos.de resolves to one IP number: 92.205.148.223.
other host names including saintstephens.co.uk, moorlandvet.co.uk, www.leominstercanal.co.uk, webgreen.co.uk and mail2.saintjohnschurch.org.uk share IP numbers with ko-cos.de.
Name Servers
ko-cos.de is delegated to two name servers ns51.domaincontrol.com and ns52.domaincontrol.com.
ko-cos.de shares the same name server setup as other domains, for instance virtualtrophy.com, fds-cloud.com, maintegra.com, ezwhelp.com and birdiestfestival.com.
Host names with two IP numbers:
The host name ns51.domaincontrol.com points to 2603:5:2192::1a and 97.74.105.26; the host name ns52.domaincontrol.com points to 2603:5:2292::1a and 173.201.73.26.
Mail Servers
ko-cos.de is handled by a single mail server, kocos-de0e.mail.protection.outlook.com.
Host kocos-de0e.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca27::, 2a01:111:f403:ca2d::, 2a01:111:f403:ca2d::1, 2a01:111:f403:ca2d::2, 52.101.168.0, 52.101.170.0, 52.101.170.1 and 52.101.170.2.