cstack.de - dns.ninja
cstack.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.64.112.76🇩🇪 Optitrust185.64.112.0/22 optitrust | ||||||
| NS | ns2.internet1.de ⭐ | ||||||
| A | 2a01:138:a03e::200🇩🇪 IPX-AS155982a01:138::/32 IP Exchange GmbH | ||||||
| PTR | ns2.internet1.de | ||||||
| A | 62.146.37.200🇩🇪 IPX-AS1559862.146.36.0/22 NorthC Deutschland GmbH | ||||||
| PTR | ns2.internet1.de | ||||||
| NS | ns.internet1.de | ||||||
| A | 2a00:6140:103::200🇩🇪 Optitrust2a00:6140::/32 optitrust | ||||||
| PTR | ns.internet1.de | ||||||
| A | 188.64.59.200🇩🇪 Optitrust188.64.56.0/21 optitrust | ||||||
| PTR | ns.internet1.de | ||||||
| NS | ns3.internet1.de | ||||||
| A | 2a00:6140:117::200🇩🇪 Optitrust2a00:6140::/32 optitrust | ||||||
| PTR | ns3.internet1.de | ||||||
| A | 158.181.50.250🇩🇪 Optitrust158.181.48.0/21 optitrust | ||||||
| PTR | ns3.internet1.de | ||||||
| MX | mail.cstack.de ⭐ | ||||||
| A | 188.64.57.17🇩🇪 Optitrust188.64.56.0/21 optitrust | ||||||
| PTR | proto.internet1.de | ||||||
| SOA | ns.internet1.dehostmaster@centron.de 2016-02-26 #0 | ||||||
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=1790650217 | ||||||
Same first word
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DNS History
5 records (5 active, 0 former)
●NSns.internet1.de2026-09-27 → 2026-09-29 · 2 obs
● 2026-09-29 03:05:40
●NSns2.internet1.de2026-09-27 → 2026-09-29 · 2 obs
● 2026-09-29 03:05:40
●NSns3.internet1.de2026-09-27 → 2026-09-29 · 2 obs
● 2026-09-29 03:05:40
●MXmail.cstack.de2026-09-27 → 2026-09-29 · 2 obs
● 2026-09-29 03:05:40
●A185.64.112.762026-09-27 → 2026-09-29 · 2 obs
● 2026-09-29 03:05:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| cstack.de | ns2.internet1.de, ns.internet1.de, ns3.internet1.de | 6 records |
✅ Authoritative Response
Server:62.146.37.200
NS records: ns2.internet1.de, ns.internet1.de, ns3.internet1.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cstack.de (unsigned zone)
⏱️ Timing
Total: 753ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.64.112.76 |
| NS | 3 | ns2.internet1.de, ns.internet1.de... |
| MX | 1 | mail.cstack.de (pri: 10) |
| SOA | 1 | ns.internet1.de hostmaster.centron.de |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns3.internet1.de, ns2.internet1.de, ns.internet1.de...)
Analysis
IP Addresses
cstack.de resolves to one IP address: 185.64.112.76.
ccloud.de, goldcloud.de, optitrust.org and two other host names share IP numbers with cstack.de.
Name Servers
cstack.de is served by three name servers: ns2.internet1.de, ns3.internet1.de and ns.internet1.de.
At least some of cstack.de's name servers are shared with other domains, for example unternehmensgruppe-lenger.de, erdoel.eu, brieger-software.de and two more.
The hostnames ns2.internet1.de, ns3.internet1.de and ns.internet1.de each direct to two IP addresses — ns2.internet1.de to 62.146.37.200 and 2a01:138:a03e::200, ns3.internet1.de to 158.181.50.250 and 2a00:6140:117::200, and ns.internet1.de to 188.64.59.200 and 2a00:6140:103::200.
Mail Servers
Mail for cstack.de is handled by a single mail server, mail.cstack.de.
mail.cstack.de resolves to 188.64.57.17 and no other IP number.