4tech.ch - dns.ninja
4tech.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.195.241.232🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| NS | sl1.sedo.com ⭐ | ||||||
| A | 91.195.240.173🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| NS | sl2.sedo.com | ||||||
| A | 91.195.241.173🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| MX | localhost ⭐ | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | sl1.sedo.comhostmaster@sedo.de 2018-05-16 #1 | ||||||
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 2026-08-11 #42 | ||||||
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
○NSns5.infomaniak.ch2015-05-22 → 2016-10-29 · 4 obs
● 2016-10-29 15:48:40
○ 2026-02-23 14:30:18
○ 2026-08-11 19:48:44
○NSns6.infomaniak.ch2015-05-22 → 2016-10-29 · 4 obs
● 2016-10-29 15:48:40
○ 2026-02-23 14:30:18
○ 2026-08-11 19:48:44
●NSsl1.sedo.com2026-02-23 → 2026-08-11 · 3 obs
● 2026-02-23 14:30:18
● 2026-08-11 19:48:44
●NSsl2.sedo.com2026-02-23 → 2026-08-11 · 3 obs
● 2026-02-23 14:30:18
● 2026-08-11 19:48:44
○MX4tech-ch.mail.protection.outlook.com2015-10-14 → 2016-10-29 · 5 obs
● 2015-10-14 19:40:10
● 2016-10-29 15:48:40
○ 2026-02-23 14:30:18
○ 2026-08-11 19:48:44
●MXlocalhost2026-02-23 → 2026-08-11 · 4 obs
● 2026-02-23 14:30:18
○ 2026-07-07 13:31:20
● 2026-08-11 19:48:44
○MXmx.actionpoint.ch2015-05-22 → 2015-05-22 · 3 obs
○ 2015-10-14 19:40:10
○ 2026-08-11 19:48:44
○A84.16.80.1322015-05-22 → 2016-10-29 · 4 obs
● 2016-10-29 15:48:40
○ 2026-02-23 14:30:18
○ 2026-08-11 19:48:44
●A91.195.241.2322026-02-23 → 2026-08-11 · 4 obs
● 2026-02-23 14:30:18
○ 2026-07-07 13:31:20
● 2026-08-11 19:48:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | b.nic.ch, e.nic.ch, a.nic.ch, d.nic.ch... | - |
| 4tech.ch | sl2.sedo.com, sl1.sedo.com | - |
✅ Authoritative Response
Server:91.195.240.173
NS records: sl2.sedo.com, sl1.sedo.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4tech.ch (unsigned zone)
⏱️ Timing
Total: 665ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.195.241.232 |
| NS | 2 | sl2.sedo.com, sl1.sedo.com |
| MX | 1 | localhost (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | sl1.sedo.com hostmaster.sedo.de |
Analysis
IP Addresses
4tech.ch points to a single IP number: 91.195.241.232.
Additional host names — lax.blitz-deals.de, www.v-office.eu, worldstar.in and two others — share IP numbers with 4tech.ch.
Name Servers
4tech.ch uses two name servers for its delegation: sl1.sedo.com and sl2.sedo.com.
4tech.ch shares its name server setup with other domains, including bikenara.com, directbrands.de, liebo.youyoua.com and two others.
At least some of 4tech.ch's name servers are also used by other domains, among them natalieoliver.com.
These name servers are routinely deployed together with the name servers verification-bdlwmpe2hwydsnvoztaqvj.ns101.verify.hn.
sl1.sedo.com → 91.195.240.173 and sl2.sedo.com → 91.195.241.173: one IP number per host name.
Mail Servers
4tech.ch has one mail server: localhost.
4tech.ch shares the same mail server setup as other domains, including www.bitrem.ru, 3102.de, internettrade.de and two others.