excellencecert.de - robtex.com
excellencecert.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 144.76.43.171🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1 | ||||||
| PTR | cst-systemhaus.de | ||||||
| NS | ns.cst-systemhaus.de ⭐ | ||||||
| A | 144.76.43.171🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1 | ||||||
| PTR | cst-systemhaus.de | ||||||
| NS | ns.ddt-consult.de | ||||||
| A | 88.99.248.139🇩🇪 Hetzner88.99.0.0/16 HETZNER-DC | ||||||
| PTR | mail.ddt-consult.de | ||||||
| NS | robotns2.second-ns.de | ||||||
| A | 2a01:4f8:0:1::5ddc:2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | robotns2.second-ns.de | ||||||
| A | 213.133.100.103🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | robotns2.second-ns.de | ||||||
| MX | cst-systemhaus.de ⭐ | ||||||
| A | 144.76.43.171🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1 | ||||||
| PTR | cst-systemhaus.de | ||||||
| TXT | v=spf1 mx include:cst-systemhaus.de ?all | ||||||
| SOA | ns.cst-systemhaus.deinfo@cst-it.de 2023-11-24 #2 | ||||||
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=1773553752 | ||||||
Same first word
excellencecert.de |
DNS History
5 records (5 active, 0 former)
●NSns.cst-systemhaus.de2015-06-11 → 2026-03-23 · 2 obs
● 2026-03-23 23:20:16
●NSns.ddt-consult.de2015-06-11 → 2026-03-23 · 2 obs
● 2026-03-23 23:20:16
●NSrobotns2.second-ns.de2015-06-11 → 2026-03-23 · 2 obs
● 2026-03-23 23:20:16
●MXcst-systemhaus.de2015-06-11 → 2026-03-23 · 2 obs
● 2026-03-23 23:20:16
●A144.76.43.1712015-06-11 → 2026-03-23 · 2 obs
● 2026-03-23 23:20:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| excellencecert.de | robotns2.second-ns.de, ns.ddt-consult.de, ns.cst-systemhaus.de | 2 records |
✅ Authoritative Response
Server:213.133.100.103
NS records: robotns2.second-ns.de, ns.ddt-consult.de, ns.cst-systemhaus.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for excellencecert.de (unsigned zone)
⏱️ Timing
Total: 1117ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 144.76.43.171 |
| NS | 3 | robotns2.second-ns.de, ns.ddt-consult.de... |
| MX | 1 | cst-systemhaus.de (pri: 10) |
| TXT | 1 | v=spf1 mx include:cst-systemhaus.de ?all |
| SOA | 1 | ns.cst-systemhaus.de info.cst-it.de |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.ddt-consult.de, ns.cst-systemhaus.de)
Analysis
IP Addresses
excellencecert.de points to IP number 144.76.43.171.
For instance, other host names management-par-excellence.de, xn--lippelt-bckereimaschinen-ybc.de, ns.cst-systemhaus.de, xn--bttelgmbh-q9a.de and strike-online.de share IP numbers with excellencecert.de.
Name Servers
The delegation for excellencecert.de is handled by three name servers: ns.cst-systemhaus.de, ns.ddt-consult.de and robotns2.second-ns.de.
excellencecert.de shares name servers with other domains at least partially, for example smarttanks.de, mypanel.de, finanz-park.de, showpack.net and zudohf.de.
These name servers are commonly used with the name servers ns1.first-ns.de and robotns3.second-ns.com.
Host names with two IP numbers:
robotns2.second-ns.de points to: 2a01:4f8:0:1::5ddc:2 and 213.133.100.103.
Host names with one IP number:
ns.cst-systemhaus.de points to: 144.76.43.171.
ns.ddt-consult.de points to: 88.99.248.139.
Mail Servers
excellencecert.de is handled by a single mail server, cst-systemhaus.de.
excellencecert.de shares the same mail server setup as other domains, for instance cstroot.de, ruppert-trockenbau.de, semp-gmbh.de, 3a-ev.de and management-par-excellence.de.
cst-systemhaus.de points to a single IP: 144.76.43.171.