czw.de - robtex.com
czw.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 188.40.28.17🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1 | ||||||
| PTR | www237.your-server.de | ||||||
| NS | ns1.your-server.de ⭐ | ||||||
| A | 2a01:4f8:0:1::5ddc:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.your-server.de | ||||||
| A | 213.133.100.102🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | ns1.your-server.de | ||||||
| NS | ns.second-ns.com | ||||||
| A | 2a01:4f8:0:a101::b:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns.second-ns.com | ||||||
| A | 213.239.204.242🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | ns.second-ns.com | ||||||
| NS | ns3.second-ns.de | ||||||
| A | 2001:67c:192c::add:b3🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | ns3.second-ns.de | ||||||
| A | 193.47.99.4🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | ns3.second-ns.de | ||||||
| MX | www237.your-server.de ⭐ | ||||||
| A | 2a01:4f8:d0a:1208::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | www237.your-server.de | ||||||
| A | 188.40.28.17🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1 | ||||||
| PTR | www237.your-server.de | ||||||
| TXT | v=spf1include:email.freshdesk.com~all | ||||||
| TXT | google-site-verification=Xm1OrScHKiunzm3nkNpBDjAleMZmGmNHcrSGZyms-rY | ||||||
| SOA | ns1.your-server.depostmaster@your-server.de 2026-01-09 #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=1786549446 | ||||||
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NSns.second-ns.com2015-08-24 → 2026-08-12 · 2 obs
● 2026-08-12 15:59:20
●NSns1.your-server.de2015-08-24 → 2026-08-12 · 2 obs
● 2026-08-12 15:59:20
●NSns3.second-ns.de2015-08-24 → 2026-08-12 · 2 obs
● 2026-08-12 15:59:20
○MXmail.czw.de2015-08-24 → 2021-01-23 · 4 obs
● 2021-01-23 21:43:36
○ 2026-07-15 16:16:18
○ 2026-08-12 15:59:20
●MXwww237.your-server.de2026-07-15 → 2026-08-12 · 3 obs
● 2026-07-15 16:16:18
● 2026-08-12 15:59:20
●A188.40.28.172015-08-24 → 2026-08-12 · 2 obs
● 2026-08-12 15:59:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| czw.de | ns1.your-server.de, ns3.second-ns.de, ns.second-ns.com | 4 records |
✅ Authoritative Response
Server:193.47.99.4
NS records: ns1.your-server.de, ns3.second-ns.de, ns.second-ns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for czw.de (unsigned zone)
⏱️ Timing
Total: 2164ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 188.40.28.17 |
| NS | 3 | ns.second-ns.com, ns1.your-server.de... |
| MX | 1 | www237.your-server.de (pri: 10) |
| TXT | 2 | v=spf1include:email.freshdesk.com~all, google-site-verification=Xm1OrScHKiunzm3 |
| SOA | 1 | ns1.your-server.de postmaster.your-serve |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns3.second-ns.de, ns1.your-server.de, ns3.second-ns.de...)
Analysis
IP Addresses
czw.de resolves to one IP address: 188.40.28.17.
mail.batata.at, blue-sky.tv, lakaemper.de and two other host names share IP numbers with czw.de.
Name Servers
DNS for czw.de is handled by three authoritative name servers: ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.
At least some of czw.de's name servers are shared with other domains, for example jtec.at, naturkaeserei-st-georg.de, damwild-bsb.de and two more.
Three hostnames — ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de — each have two IP addresses: ns.second-ns.com has 213.239.204.242 and 2a01:4f8:0:a101::b:1, ns3.second-ns.de has 193.47.99.4 and 2001:67c:192c::add:b3, and ns1.your-server.de has 213.133.100.102 and 2a01:4f8:0:1::5ddc:1.
Mail Servers
Mail for czw.de is handled by a single mail server, www237.your-server.de.
czw.de uses an identical mail server configuration to several other domains — among them hh-text.de, ayoda.net, schmuckerleben.at and two more.
czw.de overlaps on mail servers with certain other domains, vz-it.de among them.
www237.your-server.de directs to two IP numbers, 188.40.28.17 and 2a01:4f8:d0a:1208::2.