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 2026-07-08 #1 | ||||||
Subdomains
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
●NSdns1.ewdns.ch2026-02-16 → 2026-07-07 · 3 obs
● 2026-02-16 04:26:34
● 2026-07-07 23:25:16
○NSdns1.scalera.ch2015-09-03 → 2017-10-23 · 4 obs
● 2017-10-23 02:01:12
○ 2026-02-16 04:26:34
○ 2026-07-07 23:25:16
●NSdns2.ewdns.ch2026-02-16 → 2026-07-07 · 3 obs
● 2026-02-16 04:26:34
● 2026-07-07 23:25:16
○NSdns2.scalera.ch2015-09-03 → 2017-10-23 · 4 obs
● 2017-10-23 02:01:12
○ 2026-02-16 04:26:34
○ 2026-07-07 23:25:16
●NSdns3.ewdns.ch2026-02-16 → 2026-07-07 · 3 obs
● 2026-02-16 04:26:34
● 2026-07-07 23:25:16
●MXmail.scalera.ch2015-09-03 → 2026-07-07 · 2 obs
● 2026-07-07 23:25:16
●A212.71.111.392026-02-16 → 2026-07-07 · 3 obs
● 2026-02-16 04:26:34
● 2026-07-07 23:25:16
○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
○ 2026-07-07 23:25:16
○A217.71.82.112015-09-03 → 2016-08-25 · 4 obs
● 2016-08-25 06:59:48
○ 2016-10-02 21:39:16
○ 2026-07-07 23:25:16
○A217.71.82.122015-09-03 → 2016-08-25 · 4 obs
● 2016-08-25 06:59:48
○ 2016-10-02 21:39:16
○ 2026-07-07 23:25:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | b.nic.ch, e.nic.ch, a.nic.ch, d.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: 565ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 212.71.111.39 |
| NS | 3 | dns2.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
www.tech.ch, ns3.tech.ch, ns.tech.ch and ns1.tech.ch each fall under the parent domain tech.ch.
IP Addresses
tech.ch resolves to one IP address: 212.71.111.39.
ibt.ch, nikweb.ch, caad.ch and two other host names share IP numbers with tech.ch.
Name Servers
tech.ch carries NS records delegating to dns1.ewdns.ch, dns2.ewdns.ch and dns3.ewdns.ch.
tech.ch partially shares its NS delegation with several other domains, including meta-software.ch, apollomobile.ch, unholy.ch and two others.
dns1.ewdns.ch, dns2.ewdns.ch and dns3.ewdns.ch are three hostnames that each resolve to a pair of IP addresses: dns1.ewdns.ch to 217.71.87.114 and 2a00:fb01:100:48:217:71:87:114, dns2.ewdns.ch to 212.71.102.42 and 2a00:fb01:101:3:212:71:102:42, and dns3.ewdns.ch to 144.76.154.48 and 2a01:4f8:200:2233::2.
Mail Servers
Mail for tech.ch is handled by a single mail server, mail.scalera.ch.
tech.ch uses an identical mail server configuration to several other domains — among them leiser.me, mape.ch, gerber-treuhand.ch and two more.
mail.scalera.ch carries a single IP number, which is 212.71.120.151.