4server.ch - robtex.com
4server.ch
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 81.17.25.250🇨🇭 PrivateLayerSwitzerland81.17.16.0/20 Ripe Allocation | ||||||
| PTR | server6.hostingedominio.ch | ||||||
| NS | ns1.hostingedominio.com ⭐ | ||||||
| A | 81.17.25.232🇨🇭 PrivateLayerSwitzerland81.17.16.0/20 Ripe Allocation | ||||||
| PTR | ns1.hostingedominio.com | ||||||
| NS | ns2.hostingedominio.com | ||||||
| A | 136.243.54.91🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3 | ||||||
| PTR | ns2.hostingedominio.com | ||||||
| MX | 4server.ch ⭐ 🔒 | ||||||
| A | 81.17.25.250🇨🇭 PrivateLayerSwitzerland81.17.16.0/20 Ripe Allocation | ||||||
| PTR | server6.hostingedominio.ch | ||||||
| TXT | google-site-verification=qSP0yWRAy81r8ShPWXqupPOKOtO5Fm7VzhminRengB8 | ||||||
| TXT | v=spf1 ip4:81.17.25.250 +mx +a +a:lb.yoursrs.com -all | ||||||
| SOA | ns1.hostingedominio.cominfo@4host.ch 2026-04-27 #0 | ||||||
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 #35 | ||||||
MX for
4server.ch |
Previously MX for
www.4server.ch |
Subdomains
mainserver.4server.ch |
ns3.4server.ch |
www.4server.ch |
Same first word
Similar names
server4.com |
server4.se |
server4.eu.com |
server4.work |
server4.pro |
server4.de |
server4.ru |
server4.com.au |
server4.org |
sr4ever.com |
server4.bplaced.net |
server4.biz |
server4.co.uk |
server4.tv |
server4.net |
server4.ir |
DNS History
8 records (4 active, 4 former)
○NSns1.hostingedominio.ch2015-08-14 → 2016-03-16 · 4 obs
● 2016-03-16 05:04:04
○ 2016-06-24 06:00:12
○ 2026-05-09 16:08:00
●NSns1.hostingedominio.com2015-08-14 → 2026-05-09 · 2 obs
● 2026-05-09 16:08:00
●NSns2.hostingedominio.com2015-08-14 → 2026-05-09 · 2 obs
● 2026-05-09 16:08:00
○NSns3.4server.ch2016-06-24 → 2017-01-02 · 5 obs
● 2016-06-24 06:00:12
● 2017-01-02 16:50:22
○ 2026-02-27 22:09:04
○ 2026-05-09 16:08:00
●MX4server.ch2015-08-14 → 2026-05-09 · 2 obs
● 2026-05-09 16:08:00
○A179.43.143.732016-06-24 → 2017-01-02 · 5 obs
● 2016-06-24 06:00:12
● 2017-01-02 16:50:22
○ 2026-02-27 22:09:04
○ 2026-05-09 16:08:00
○A81.17.25.2362015-08-14 → 2016-03-16 · 4 obs
● 2016-03-16 05:04:04
○ 2016-06-24 06:00:12
○ 2026-05-09 16:08:00
●A81.17.25.2502026-02-27 → 2026-05-09 · 3 obs
● 2026-02-27 22:09:04
● 2026-05-09 16:08:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | b.nic.ch, e.nic.ch, d.nic.ch, a.nic.ch... | - |
| 4server.ch | ns2.hostingedominio.com, ns1.hostingedominio.com | - |
✅ Authoritative Response
Server:136.243.54.91
NS records: ns2.hostingedominio.com, ns1.hostingedominio.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1243ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.17.25.250 |
| NS | 2 | ns1.hostingedominio.com, ns2.hostingedominio.com |
| MX | 1 | 4server.ch (pri: 0) |
| TXT | 2 | google-site-verification=qSP0yWRAy81r8Sh, v=spf1 ip4:81.17.25.250 +mx +a +a:lb.you |
| SOA | 1 | ns1.hostingedominio.com info.4host.ch |
Analysis
Hierarchy
4server.ch is a parent of mainserver.4server.ch, ns3.4server.ch and www.4server.ch.
Mail Server Role
The mail server for 4server.ch is 4server.ch.
IP Addresses
4server.ch maps to IP address 81.17.25.250.
Other host names, for instance hosting-domain-swiss.com, hostingedominio.net, aid-web.ch, hostingedominio.com and swiss-web-hosting.com share IP numbers with 4server.ch.
Name Servers
Two name servers ns1.hostingedominio.com and ns2.hostingedominio.com are delegated to 4server.ch.
4server.ch uses the same name server configuration as other domains, such as mio-ip.ch, ticino-hosting.ch, 4host.ch, rssolution.ch and shadowdrummer.com.
4server.ch shares some name servers with other domains, for example ns2.hostingedominio.com.
Host names with a single IP address:
ns1.hostingedominio.com points to 81.17.25.232
ns2.hostingedominio.com points to 136.243.54.91
Mail Servers
One mail server serves 4server.ch.
4server.ch points to one IP number: 81.17.25.250.