mastersystems.ch - robtex.com
mastersystems.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.139.158.28🇩🇪 UVENSYS185.139.158.0/24 | ||||||
| PTR | ws25.swissit.net | ||||||
| NS | ns5.swissit.net ⭐ | ||||||
| A | 2a02:2e0:3fc:52:0:62:52:48🇩🇪 PLUSLINE2a02:2e0::/29 Plus.line AG | ||||||
| PTR | ns5.swissit.net | ||||||
| A | 82.98.82.44🇩🇪 PLUSLINE82.98.64.0/18 Plus.line AG | ||||||
| PTR | ns5.swissit.net | ||||||
| NS | ns6.swissit.net | ||||||
| A | 2001:1a50:11:0:5f:8f:ac:55🇩🇪 RHTEC-AS2001:1a50::/32 rh-tec IP Network | ||||||
| PTR | ns6.swissit.net | ||||||
| A | 95.143.172.55🇩🇪 RHTEC-AS95.143.160.0/20 rh-tec IP Network | ||||||
| PTR | ns6.swissit.net | ||||||
| MX | mx.mastersystems.ch ⭐ | ||||||
| A | 185.139.158.28🇩🇪 UVENSYS185.139.158.0/24 | ||||||
| PTR | ws25.swissit.net | ||||||
| TXT | v=spf1 a mx -all | ||||||
| SOA | ns5.swissit.nethostmaster@mastersystems.ch serial=1749012429 | ||||||
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 2026-03-15 #15 | ||||||
Subdomains
mx.mastersystems.ch |
Same first word
mastersystems.fr |
mastersystems.ca |
mastersystems.ch |
mastersystems.com |
Similar names
DNS History
5 records (4 active, 1 former)
●NSns5.swissit.net2015-08-17 → 2026-03-24 · 2 obs
● 2026-03-24 10:33:54
●NSns6.swissit.net2015-08-17 → 2026-03-24 · 2 obs
● 2026-03-24 10:33:54
●MXmx.mastersystems.ch2015-08-17 → 2026-03-24 · 2 obs
● 2026-03-24 10:33:54
●A185.139.158.282026-02-22 → 2026-03-24 · 3 obs
● 2026-02-22 07:44:16
● 2026-03-24 10:33:54
○A82.98.87.2202015-08-17 → 2017-06-18 · 4 obs
● 2017-06-18 07:01:06
○ 2026-02-22 07:44:16
○ 2026-03-24 10:33:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | e.nic.ch, b.nic.ch, d.nic.ch, a.nic.ch... | 10 records |
| mastersystems.ch | ns5.swissit.net, ns6.swissit.net | - |
✅ Authoritative Response
Server:82.98.82.44
NS records: ns5.swissit.net, ns6.swissit.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mastersystems.ch (unsigned zone)
⏱️ Timing
Total: 1256ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.139.158.28 |
| NS | 2 | ns5.swissit.net, ns6.swissit.net |
| MX | 1 | mx.mastersystems.ch (pri: 0) |
| TXT | 1 | v=spf1 a mx -all |
| SOA | 1 | ns5.swissit.net hostmaster.mastersystems |
📌 Glue Records Collected
Total: 10
In-bailiwick: 10 (f.nic.ch, e.nic.ch, d.nic.ch...)
Analysis
Hierarchy
mastersystems.ch is a parent of mx.mastersystems.ch.
IP Addresses
mastersystems.ch points to a single IP number: 185.139.158.28.
Other host names, for instance mx.rsverlag.ch, sabana.ch, marcom.ch, dqm.ch and mx.riello-ups.ch share IP numbers with mastersystems.ch.
Name Servers
Delegation for mastersystems.ch rests with two name servers, ns5.swissit.net and ns6.swissit.net.
mastersystems.ch shares the same name server setup as other domains, including alfa-oldtimer.ch, europmint.ch, cmk.ch, onduleur.ch and playtown.ch.
mastersystems.ch at least partially shares name servers with other domains, for instance apbank.ch, mm-grp.com, senat.com, growpy.com and netcss.com.
Host names with two IP numbers: ns5.swissit.net points to 2a02:2e0:3fc:52:0:62:52:48 and 82.98.82.44; ns6.swissit.net points to 2001:1a50:11:0:5f:8f:ac:55 and 95.143.172.55.
Mail Servers
mastersystems.ch is handled by a single mail server, mx.mastersystems.ch.
mx.mastersystems.ch points to a single IP: 185.139.158.28.