professorwerner.ch - robtex.com
professorwerner.ch
ch
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.ch ⭐ | ||||||
| NS | b.nic.ch | ||||||
| NS | d.nic.ch | ||||||
| NS | e.nic.ch | ||||||
| NS | f.nic.ch | ||||||
| SOA | a.nic.chdns-operation@switch.ch 2026-03-29 #28 | ||||||
Same first word
professorwerner.ch |
professorwerner.org |
DNS History
7 records (7 active, 0 former)
●NShydrogen.ns.hetzner.com2026-02-15 → 2026-03-29 · 2 obs
● 2026-03-29 13:31:38
●NSns1.first-ns.de2026-02-15 → 2026-03-29 · 2 obs
● 2026-03-29 13:31:38
●NSrobotns2.second-ns.de2026-02-15 → 2026-03-29 · 2 obs
● 2026-03-29 13:31:38
●NSrobotns3.second-ns.com2026-02-15 → 2026-03-29 · 2 obs
● 2026-03-29 13:31:38
●A146.255.58.542026-02-15 → 2026-03-29 · 2 obs
● 2026-03-29 13:31:38
●A2a02:1b8:3:146::542026-02-15 → 2026-03-29 · 2 obs
● 2026-03-29 13:31:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch... | - |
| professorwerner.ch | ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com | - |
✅ Authoritative Response
Server:193.47.99.3
NS records: ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for professorwerner.ch (unsigned zone)
⏱️ Timing
Total: 918ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 146.255.58.54 |
| AAAA | 1 | 2a02:1b8:3:146::54 |
| NS | 3 | robotns2.second-ns.de, robotns3.second-ns.com... |
| MX | 1 | plesk02.cwd.at (pri: 10) |
| TXT | 2 | google-site-verification=arDGnS2Fb6hSrmb, v=spf1 mx include:cwd.at -all |
| SOA | 1 | hydrogen.ns.hetzner.com dns.hetzner.com |
Analysis
IP Addresses
professorwerner.ch points to two IP numbers: 2a02:1b8:3:146::54 and 146.255.58.54.
Other host names such as ktn.youngcaritas.at, bikersvoice.at, tschauner.at, plattform-naturvermittlung.at and unser-noe.at share IPs with professorwerner.ch.
Name Servers
professorwerner.ch is delegated to four name servers: robotns3.second-ns.com, ns1.first-ns.de, robotns2.second-ns.de and hydrogen.ns.hetzner.com.
professorwerner.ch at least partially shares name servers with other domains, for instance versandapothekehagen.de, atm23.net, dmke.org, b0.dk and tanzkurs-ulm.de.
these name servers are commonly used together with the name servers oxygen.ns.hetzner.com, helium.ns.hetzner.de, ns03.sonderformat.ch, ns01.sonderformat.net and ns02.sonderformat.org.
Host names with two IP numbers: robotns3.second-ns.com points to 2001:67c:192c::add:a3 and 193.47.99.3; ns1.first-ns.de points to 2a01:4f8:0:a101::a:1 and 213.239.242.238; robotns2.second-ns.de points to 2a01:4f8:0:1::5ddc:2 and 213.133.100.103; hydrogen.ns.hetzner.com points to 2a01:4f8:0:1::add:1098 and 213.133.100.98.
Mail Servers
professorwerner.ch is handled by a single mail server, plesk02.cwd.at.
The mail server setup for professorwerner.ch matches that of other domains, for instance plesk02.cwd.at, zitat.eu, 2540.at, susanne.at and mediajungle.at.
plesk02.cwd.at points to two IPs: 2a02:1b8:3:146::54 and 146.255.58.54.