klassert.de - dns.ninja
klassert.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=1783240965 | ||||||
Subdomains
Same first word
klassert.de |
Similar names
DNS History
10 records (7 active, 3 former)
●NSns1.first-ns.de2015-07-14 → 2026-07-05 · 2 obs
● 2026-07-05 08:47:20
●NSrobotns2.second-ns.de2015-07-14 → 2026-07-05 · 2 obs
● 2026-07-05 08:47:20
●NSrobotns3.second-ns.com2015-07-14 → 2026-07-05 · 2 obs
● 2026-07-05 08:47:20
●MXmx-de.klassert.de2026-02-15 → 2026-07-05 · 3 obs
● 2026-02-15 02:09:44
● 2026-07-05 08:47:20
●MXmx-fi.klassert.de2026-02-15 → 2026-07-05 · 3 obs
● 2026-02-15 02:09:44
● 2026-07-05 08:47:20
●MXmx-us.klassert.de2026-02-15 → 2026-07-05 · 3 obs
● 2026-02-15 02:09:44
● 2026-07-05 08:47:20
○MXmx.klassert.de2015-07-14 → 2020-01-23 · 4 obs
● 2020-01-23 10:20:12
○ 2026-02-15 02:09:44
○ 2026-07-05 08:47:20
○MXmxfb.klassert.de2015-07-14 → 2020-01-23 · 4 obs
● 2020-01-23 10:20:12
○ 2026-02-15 02:09:44
○ 2026-07-05 08:47:20
●A116.202.84.1182026-02-15 → 2026-07-05 · 3 obs
● 2026-02-15 02:09:44
● 2026-07-05 08:47:20
○A144.76.43.2392015-07-14 → 2020-01-23 · 4 obs
● 2020-01-23 10:20:12
○ 2026-02-15 02:09:44
○ 2026-07-05 08:47:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | z.nic.de, a.nic.de, f.nic.de | - |
| klassert.de | ns1.first-ns.de, robotns3.second-ns.com, robotns2.second-ns.de | - |
✅ Authoritative Response
Server:213.239.242.238
NS records: ns1.first-ns.de, robotns3.second-ns.com, robotns2.second-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for klassert.de (unsigned zone)
⏱️ Timing
Total: 2122ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 116.202.84.118 |
| NS | 3 | ns1.first-ns.de, robotns2.second-ns.de... |
| MX | 3 | mx-fi.klassert.de (pri: 5), mx-de.klassert.de (pri: 0)... |
| TXT | 1 | v=spf1 mx ip4:144.76.43.239 ip6:2a01:4f8 |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
Analysis
Hierarchy
klassert.de sits above mx-fi.klassert.de, mx-de.klassert.de and mx-us.klassert.de in the domain hierarchy.
IP Addresses
klassert.de points to a single IP number: 116.202.84.118.
Additional host names — mx-de.systemlinux.org, mx-de.slnx.de, slnx.de and two others — share IP numbers with klassert.de.
Name Servers
klassert.de is served by three name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
There is at least partial name server overlap between klassert.de and other domains — modix.org, e-nov8.ch, bambus-deco.de and two more among them.
The hostnames robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de each direct to two IP addresses — robotns3.second-ns.com to 193.47.99.3 and 2001:67c:192c::add:a3, ns1.first-ns.de to 213.239.242.238 and 2a01:4f8:0:a101::a:1, and robotns2.second-ns.de to 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.
Mail Servers
Incoming mail for klassert.de is delivered via three mail servers: mx-de.klassert.de, mx-fi.klassert.de and mx-us.klassert.de.
The hostnames mx-de.klassert.de, mx-fi.klassert.de and mx-us.klassert.de each direct to two IP addresses — mx-de.klassert.de to 116.202.84.118 and 2a01:4f8:231:3d43::2, mx-fi.klassert.de to 65.108.147.127 and 2a01:4f9:c010:c676::1, and mx-us.klassert.de to 5.78.74.155 and 2a01:4ff:1f0:d140::1.