tech.ch - robtex.com
tech.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 212.71.111.39🇨🇭 EVERYWARE-NET212.71.96.0/20 | ||||||
| PTR | ewserv-sh04.ewsrv.ch | ||||||
| NS | dns1.ewdns.ch ⭐ | ||||||
| A | 2a00:fb01:100:48:217:71:87:114🇨🇭 EVERYWARE-NET2a00:fb00::/29 | ||||||
| PTR | dns1.ewdns.ch | ||||||
| A | 217.71.87.114🇨🇭 EVERYWARE-NET217.71.80.0/20 IP-TECH | ||||||
| PTR | dns1.ewdns.ch | ||||||
| NS | dns2.ewdns.ch | ||||||
| A | 2a00:fb01:101:3:212:71:102:42🇨🇭 EVERYWARE-NET2a00:fb00::/29 | ||||||
| PTR | dns2.ewdns.ch | ||||||
| A | 212.71.102.42🇨🇭 EVERYWARE-NET212.71.96.0/20 | ||||||
| PTR | dns2.ewdns.ch | ||||||
| NS | dns3.ewdns.ch | ||||||
| A | 2a01:4f8:200:2233::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | dns3.ewdns.ch | ||||||
| A | 144.76.154.48🇩🇪 Hetzner144.76.0.0/16 HETZNER-RZ-BLK-ERX1 | ||||||
| PTR | dns3.ewdns.ch | ||||||
| MX | mail.scalera.ch ⭐ | ||||||
| A | 212.71.120.151🇨🇭 EVERYWARE-NET212.71.120.0/21 | ||||||
| PTR | mail.scalera.ch | ||||||
| TXT | v=spf1 mx include:_spf.ewmail.com -all | ||||||
| SOA | dns1.ewdns.chhostmaster@everyware.ch serial=1765376248 | ||||||
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 2026-05-09 #17 | ||||||
Subdomains
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
●NSdns1.ewdns.ch2026-02-16 → 2026-05-09 · 3 obs
● 2026-02-16 04:26:34
● 2026-05-09 07:23:02
○NSdns1.scalera.ch2015-09-03 → 2017-10-23 · 4 obs
● 2017-10-23 02:01:12
○ 2026-02-16 04:26:34
○ 2026-05-09 07:23:02
●NSdns2.ewdns.ch2026-02-16 → 2026-05-09 · 3 obs
● 2026-02-16 04:26:34
● 2026-05-09 07:23:02
○NSdns2.scalera.ch2015-09-03 → 2017-10-23 · 4 obs
● 2017-10-23 02:01:12
○ 2026-02-16 04:26:34
○ 2026-05-09 07:23:02
●NSdns3.ewdns.ch2026-02-16 → 2026-05-09 · 3 obs
● 2026-02-16 04:26:34
● 2026-05-09 07:23:02
●MXmail.scalera.ch2015-09-03 → 2026-05-09 · 2 obs
● 2026-05-09 07:23:02
●A212.71.111.392026-02-16 → 2026-05-09 · 3 obs
● 2026-02-16 04:26:34
● 2026-05-09 07:23:02
○A212.71.111.872016-10-02 → 2017-10-23 · 5 obs
● 2016-10-02 21:39:16
● 2017-10-23 02:01:12
○ 2026-02-16 04:26:34
○ 2026-05-09 07:23:02
○A217.71.82.112015-09-03 → 2016-08-25 · 4 obs
● 2016-08-25 06:59:48
○ 2016-10-02 21:39:16
○ 2026-05-09 07:23:02
○A217.71.82.122015-09-03 → 2016-08-25 · 4 obs
● 2016-08-25 06:59:48
○ 2016-10-02 21:39:16
○ 2026-05-09 07:23:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | d.nic.ch, b.nic.ch, f.nic.ch, e.nic.ch... | - |
| tech.ch | dns1.ewdns.ch, dns2.ewdns.ch, dns3.ewdns.ch | 6 records |
✅ Authoritative Response
Server:144.76.154.48
NS records: dns1.ewdns.ch, dns2.ewdns.ch, dns3.ewdns.ch
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tech.ch (unsigned zone)
⏱️ Timing
Total: 509ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 212.71.111.39 |
| NS | 3 | dns1.ewdns.ch, dns3.ewdns.ch... |
| MX | 1 | mail.scalera.ch (pri: 10) |
| TXT | 1 | v=spf1 mx include:_spf.ewmail.com -all |
| SOA | 1 | dns1.ewdns.ch hostmaster.everyware.ch |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (dns1.ewdns.ch, dns2.ewdns.ch, dns3.ewdns.ch...)
Analysis
Hierarchy
tech.ch is parent of www.tech.ch, ns3.tech.ch, ns.tech.ch and ns1.tech.ch.
IP Addresses
tech.ch points to IP number 212.71.111.39.
For instance, other host names ibt.ch, nikweb.ch, caad.ch, www.aerztenetz-nw.ch and www.comworld.ch share IP numbers with tech.ch.
Name Servers
The delegation for tech.ch is handled by three name servers: dns1.ewdns.ch, dns2.ewdns.ch and dns3.ewdns.ch.
tech.ch shares name servers with other domains at least partially, for example meta-software.ch, apollomobile.ch, unholy.ch, jessenvollenweider.ch and kilimandscharo.ch.
Host names with two IPs:
dns1.ewdns.ch points to 2a00:fb01:100:48:217:71:87:114 and 217.71.87.114
dns2.ewdns.ch points to 2a00:fb01:101:3:212:71:102:42 and 212.71.102.42
dns3.ewdns.ch points to 2a01:4f8:200:2233::2 and 144.76.154.48
Mail Servers
tech.ch is handled by a single mail server, mail.scalera.ch.
tech.ch shares the same mail server setup as other domains, for instance leiser.me, mape.ch, gerber-treuhand.ch, cyberwall.ch and gerardo.ch.
mail.scalera.ch points to a single IP: 212.71.120.151.