robert-ch.net - robtex.com
robert-ch.net
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns3.dfinet.ch ⭐ | ||||||
| A | 195.70.9.18🇨🇭 DFINET195.70.0.0/19 dfinet | ||||||
| PTR | ns3.dfinet.ch | ||||||
| NS | ns4.dfinet.ch | ||||||
| A | 195.70.2.162🇨🇭 DFINET195.70.0.0/19 dfinet | ||||||
| PTR | ns4.dfinet.ch | ||||||
| MX | mx4.safemail.ch ⭐ | ||||||
| A | 195.70.10.99🇨🇭 DFINET195.70.0.0/19 dfinet | ||||||
| PTR | mx4.safemail.ch | ||||||
| MX | mx5.safemail.ch ⭐ | ||||||
| A | 195.70.10.96🇨🇭 DFINET195.70.0.0/19 dfinet | ||||||
| PTR | mx5.safemail.ch | ||||||
| TXT | v=spf1 include:smtp.dfinet.ch +ip4:195.70.12.112/28 ~all | ||||||
| SOA | ns3.dfinet.chsystem@dfi.ch 2026-04-15 #0 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1776847722 | ||||||
Same first word
robert-ch.net |
DNS History
7 records (4 active, 3 former)
○NSns.dfi.innet.ch2015-07-02 → 2017-06-29 · 4 obs
● 2017-06-29 16:19:58
○ 2026-04-06 02:41:28
○ 2026-04-22 09:01:40
○NSns.innet.ch2015-07-02 → 2017-06-29 · 4 obs
● 2017-06-29 16:19:58
○ 2026-04-06 02:41:28
○ 2026-04-22 09:01:40
●NSns3.dfinet.ch2026-04-06 → 2026-04-22 · 3 obs
● 2026-04-06 02:41:28
● 2026-04-22 09:01:40
●NSns4.dfinet.ch2026-04-06 → 2026-04-22 · 3 obs
● 2026-04-06 02:41:28
● 2026-04-22 09:01:40
●MXmx4.safemail.ch2015-07-02 → 2026-04-22 · 2 obs
● 2026-04-22 09:01:40
●MXmx5.safemail.ch2015-07-02 → 2026-04-22 · 2 obs
● 2026-04-22 09:01:40
○A195.70.10.1622015-07-02 → 2017-06-29 · 4 obs
● 2017-06-29 16:19:58
○ 2026-04-06 02:41:28
○ 2026-04-22 09:01:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| robert-ch.net | ns3.dfinet.ch, ns4.dfinet.ch | - |
✅ Authoritative Response
Server:195.70.9.18
NS records: ns3.dfinet.ch, ns4.dfinet.ch
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for robert-ch.net (unsigned zone)
⏱️ Timing
Total: 655ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns3.dfinet.ch, ns4.dfinet.ch |
| MX | 2 | mx5.safemail.ch (pri: 0), mx4.safemail.ch (pri: 0) |
| TXT | 1 | v=spf1 include:smtp.dfinet.ch +ip4:195.7 |
| SOA | 1 | ns3.dfinet.ch system.dfi.ch |
Analysis
Name Servers
robert-ch.net is delegated to two name servers ns3.dfinet.ch and ns4.dfinet.ch.
robert-ch.net shares the same name server setup as other domains, for instance ldbholding.com, surcoflex.com, qmt-group.com, lvdam.com and labo-amiante.com.
Host names with one IP number:
ns3.dfinet.ch points to 195.70.9.18
ns4.dfinet.ch points to 195.70.2.162
Mail Servers
Two mail servers handle robert-ch.net: mx4.safemail.ch and mx5.safemail.ch.
robert-ch.net shares the same mail server setup as other domains, for instance contexa.ch, knopfel.ch, jiyan.ch, dfi.ch and pompiers.ch.
robert-ch.net shares some mail servers with other domains, at least partially, for instance globaljetconcept.ru, cdcsvm.ch, schilliger.com, mptech.ch and globaljetconcept.cn.
These mail servers are commonly used alongside mx01.mailsecurity.swisscom.com and mx02.mailsecurity.swisscom.com.
Host names with one IP number:
mx4.safemail.ch points to 195.70.10.99
mx5.safemail.ch points to 195.70.10.96