stack41.ch - dns.ninja
stack41.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4f8:272:29de::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | hera.t3c.ch | ||||||
| A | 142.132.133.236🇩🇪 Hetzner142.132.128.0/17 HETZNER-DC | ||||||
| NS | ns1.t3c.ch ⭐ | ||||||
| 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 | hera.t3c.ch ⭐ | ||||||
| A | 2a01:4f8:272:29de::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | hera.t3c.ch | ||||||
| A | 142.132.133.236🇩🇪 Hetzner142.132.128.0/17 HETZNER-DC | ||||||
| PTR | hera.t3c.ch | ||||||
| TXT | v=spf1 +a +mx +a:hera.t3c.ch ip4:142.132.133.236 -all | ||||||
| SOA | ns1.t3c.chnoreply@t3c.ch 2026-08-14 #2 | ||||||
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 2026-08-25 #37 | ||||||
Same first word
Similar names
Previous names
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DNS History
7 records (7 active, 0 former)
●NSns1.first-ns.de2026-08-19 → 2026-08-25 · 2 obs
● 2026-08-25 16:49:40
●NSrobotns2.second-ns.de2026-08-19 → 2026-08-25 · 2 obs
● 2026-08-25 16:49:40
●NSrobotns3.second-ns.com2026-08-19 → 2026-08-25 · 2 obs
● 2026-08-25 16:49:40
●A142.132.133.2362026-08-19 → 2026-08-25 · 2 obs
● 2026-08-25 16:49:40
●A2a01:4f8:272:29de::22026-08-19 → 2026-08-25 · 2 obs
● 2026-08-25 16:49:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch... | - |
| stack41.ch | ns1.t3c.ch, ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com | - |
✅ Authoritative Response
Server:193.47.99.3
NS records: ns1.t3c.ch, ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for stack41.ch (unsigned zone)
⏱️ Timing
Total: 881ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 142.132.133.236 |
| AAAA | 1 | 2a01:4f8:272:29de::2 |
| NS | 4 | robotns3.second-ns.com, ns1.t3c.ch... |
| MX | 1 | hera.t3c.ch (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +a:hera.t3c.ch ip4:142.132 |
| SOA | 1 | ns1.t3c.ch noreply.t3c.ch |
Analysis
IP Addresses
stack41.ch directs to two IP numbers, 142.132.133.236 and 2a01:4f8:272:29de::2
stack41.ch shares its IP numbers with other host names like page4you.ch, t3c.ch and hera.t3c.ch.
Name Servers
stack41.ch has four authoritative name servers: ns1.t3c.ch, robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
stack41.ch partially shares its NS delegation with several other domains, including mate-teeversand.de, stalkerhammer.com, melsport.de and two others.
These name servers regularly co-occur with the name servers hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de each resolve to two IP addresses: robotns3.second-ns.com resolves to 193.47.99.3 and 2001:67c:192c::add:a3; ns1.first-ns.de resolves to 213.239.242.238 and 2a01:4f8:0:a101::a:1; robotns2.second-ns.de resolves to 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.
Mail Servers
stack41.ch has one mail server: hera.t3c.ch.
The mail server configuration of stack41.ch is identical to that of other domains, for example page4you.ch and t3c.ch.
The host hera.t3c.ch resolves to 142.132.133.236 and 2a01:4f8:272:29de::2 — two IP addresses.