drtech.ch - dns.ninja
drtech.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:ab20:0:4::112🇨🇭 CYON2a01:ab20::/32 | ||||||
| PTR | s103.cyon.net | ||||||
| A | 149.126.4.112🇨🇭 CYON149.126.0.0/21 cyon GmbH | ||||||
| NS | ns1.cyon.ch ⭐ | ||||||
| A | 2a01:ab20:0:185::2🇨🇭 CYON2a01:ab20::/32 | ||||||
| A | 185.174.216.2🇨🇭 CYON185.174.216.0/22 | ||||||
| PTR | ns1.cyon.ch | ||||||
| NS | ns2.cyon.ch | ||||||
| A | 2001:67c:234::2🇨🇭 CYON2001:67c:234::/48 cyon GmbH | ||||||
| A | 91.206.24.2🇨🇭 CYON91.206.24.0/23 Cyon GmbH | ||||||
| PTR | ns2.cyon.ch | ||||||
| MX | mail.drtech.ch ⭐ | ||||||
| A | 2a01:ab20:0:4::112🇨🇭 CYON2a01:ab20::/32 | ||||||
| PTR | s103.cyon.net | ||||||
| A | 149.126.4.112🇨🇭 CYON149.126.0.0/21 cyon GmbH | ||||||
| PTR | s103.cyon.net | ||||||
| TXT | v=spf1 include:spf.protection.cyon.net -all | ||||||
| SOA | ns1.cyon.chserver@cyon.ch 2022-09-28 #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 2026-08-01 #44 | ||||||
Subdomains
mail.drtech.ch |
Same first word
Similar names
DNS History
11 records (5 active, 6 former)
●NSns1.cyon.ch2026-02-15 → 2026-08-01 · 3 obs
● 2026-02-15 17:25:28
● 2026-08-01 20:15:00
○NSns1.virtualtec.ch2015-06-15 → 2017-04-24 · 4 obs
● 2017-04-24 06:10:32
○ 2026-02-15 17:25:28
○ 2026-08-01 20:15:00
●NSns2.cyon.ch2026-02-15 → 2026-08-01 · 3 obs
● 2026-02-15 17:25:28
● 2026-08-01 20:15:00
○NSns2.virtualtec.ch2015-06-15 → 2017-04-24 · 4 obs
● 2017-04-24 06:10:32
○ 2026-02-15 17:25:28
○ 2026-08-01 20:15:00
●MXmail.drtech.ch2026-02-15 → 2026-08-01 · 6 obs
● 2026-02-15 17:25:28
● 2026-04-05 22:11:40
○ 2026-04-13 14:17:42
● 2026-06-14 15:07:16
● 2026-08-01 20:15:00
○MXmx.virtualtec.ch2015-06-15 → 2017-04-24 · 4 obs
● 2017-04-24 06:10:32
○ 2026-02-15 17:25:28
○ 2026-08-01 20:15:00
○MXmx100.virtualtec.ch2015-06-15 → 2017-04-24 · 4 obs
● 2017-04-24 06:10:32
○ 2026-02-15 17:25:28
○ 2026-08-01 20:15:00
○MXmx200.virtualtec.ch2015-06-15 → 2017-04-24 · 4 obs
● 2017-04-24 06:10:32
○ 2026-02-15 17:25:28
○ 2026-08-01 20:15:00
●A149.126.4.1122026-02-15 → 2026-08-01 · 6 obs
● 2026-02-15 17:25:28
● 2026-04-05 22:11:40
○ 2026-04-13 14:17:42
● 2026-06-14 15:07:16
● 2026-08-01 20:15:00
●A2a01:ab20:0:4::1122026-02-15 → 2026-08-01 · 6 obs
● 2026-02-15 17:25:28
● 2026-04-05 22:11:40
○ 2026-04-13 14:17:42
● 2026-06-14 15:07:16
● 2026-08-01 20:15:00
○A93.189.66.1902015-06-15 → 2017-04-24 · 4 obs
● 2017-04-24 06:10:32
○ 2026-02-15 17:25:28
○ 2026-08-01 20:15:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | e.nic.ch, b.nic.ch, f.nic.ch, a.nic.ch... | - |
| drtech.ch | ns1.cyon.ch, ns2.cyon.ch | 4 records |
✅ Authoritative Response
Server:185.174.216.2
NS records: ns1.cyon.ch, ns2.cyon.ch
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 488ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 149.126.4.112 |
| AAAA | 1 | 2a01:ab20:0:4::112 |
| NS | 2 | ns1.cyon.ch, ns2.cyon.ch |
| MX | 1 | mail.drtech.ch (pri: 0) |
| TXT | 1 | v=spf1 include:spf.protection.cyon.net - |
| SOA | 1 | ns1.cyon.ch server.cyon.ch |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.cyon.ch, ns2.cyon.ch, ns1.cyon.ch...)
Analysis
Hierarchy
The domain mail.drtech.ch falls under the parent drtech.ch.
IP Addresses
drtech.ch points to the IP addresses 149.126.4.112 and 2a01:ab20:0:4::112
Additional host names — mail.baar-zug.ch, mail.arthost.ch, www.sbw-herisau.ch and two others — share IP numbers with drtech.ch.
Name Servers
drtech.ch is served by two delegated name servers, ns1.cyon.ch and ns2.cyon.ch.
drtech.ch shares its name server setup with other domains, including therasana.ch, witzany.ch, siot.center and two others.
Each of the two host names carries two IP addresses: ns1.cyon.ch points to 185.174.216.2 and 2a01:ab20:0:185::2, and ns2.cyon.ch points to 91.206.24.2 and 2001:67c:234::2.
Mail Servers
drtech.ch has one mail server: mail.drtech.ch.
mail.drtech.ch directs to two IP numbers, 149.126.4.112 and 2a01:ab20:0:4::112.