libs-lernen.ch - robtex.com
libs-lernen.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 144.76.212.226🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1 | ||||||
| PTR | static.226.212.76.144.clients.your-server.de | ||||||
| NS | ns1.first-ns.de ⭐ | ||||||
| A | 2a01:4f8:0:a101::a:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.first-ns.de | ||||||
| A | 213.239.242.238🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | ns1.first-ns.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 | ||||||
| NS | robotns3.second-ns.com | ||||||
| A | 2001:67c:192c::add:a3🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | robotns3.second-ns.com | ||||||
| A | 193.47.99.3🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | robotns3.second-ns.com | ||||||
| MX | mail.libs-lernen.ch ⭐ | ||||||
| A | 78.46.10.95🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5 | ||||||
| PTR | dedi1895.your-server.de | ||||||
| SOA | ns1.first-ns.dedns@hetzner.com 2026-02-27 #0 | ||||||
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 2026-05-11 #4 | ||||||
Subdomains
mail.libs-lernen.ch |
Same first word
libs-lernen.ch |
DNS History
6 records (5 active, 1 former)
●NSns1.first-ns.de2018-08-21 → 2026-05-11 · 2 obs
● 2026-05-11 00:44:58
●NSrobotns2.second-ns.de2018-08-21 → 2026-05-11 · 2 obs
● 2026-05-11 00:44:58
●NSrobotns3.second-ns.com2018-08-21 → 2026-05-11 · 2 obs
● 2026-05-11 00:44:58
●MXmail.libs-lernen.ch2018-08-21 → 2026-05-11 · 2 obs
● 2026-05-11 00:44:58
●A144.76.212.2262026-05-02 → 2026-05-11 · 3 obs
● 2026-05-02 04:54:48
● 2026-05-11 00:44:58
○A88.198.251.1402018-08-21 → 2018-08-21 · 3 obs
○ 2026-05-02 04:54:48
○ 2026-05-11 00:44:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | d.nic.ch, a.nic.ch, e.nic.ch, f.nic.ch... | - |
| libs-lernen.ch | robotns3.second-ns.com, ns1.first-ns.de, robotns2.second-ns.de | - |
✅ Authoritative Response
Server:213.133.100.103
NS records: robotns3.second-ns.com, ns1.first-ns.de, robotns2.second-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for libs-lernen.ch (unsigned zone)
⏱️ Timing
Total: 956ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 144.76.212.226 |
| NS | 3 | ns1.first-ns.de, robotns2.second-ns.de... |
| MX | 1 | mail.libs-lernen.ch (pri: 10) |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
Analysis
Hierarchy
The parent of mail.libs-lernen.ch is libs-lernen.ch.
IP Addresses
libs-lernen.ch points to an IP address: 144.76.212.226.
Name Servers
libs-lernen.ch is delegated to three name servers robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
libs-lernen.ch at least partially shares name servers with other domains, for instance serveahead.de, gress-friseure.com, artsys-online.de, datenwust.net and rosenberger.de.
These name servers are commonly used with the following: hydrogen.ns.hetzner.com, ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.
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.
Mail Servers
libs-lernen.ch is handled by a single mail server, mail.libs-lernen.ch.
The host name mail.libs-lernen.ch points to IP 78.46.10.95.