comsys.ch - robtex.com
comsys.ch
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 2026-07-12 #9 | ||||||
Subdomains
mail.comsys.ch |
Same first word
Similar names
DNS History
13 records (6 active, 7 former)
○NSns.hostpoint.ch2015-08-13 → 2016-12-29 · 4 obs
● 2016-12-29 09:23:38
○ 2026-02-23 01:11:00
○ 2026-07-12 03:16:26
●NSns1.hosttech.ch2026-02-23 → 2026-07-12 · 3 obs
● 2026-02-23 01:11:00
● 2026-07-12 03:16:26
○NSns2.hostpoint.ch2015-08-13 → 2016-12-29 · 4 obs
● 2016-12-29 09:23:38
○ 2026-02-23 01:11:00
○ 2026-07-12 03:16:26
●NSns2.hosttech.ch2026-02-23 → 2026-07-12 · 3 obs
● 2026-02-23 01:11:00
● 2026-07-12 03:16:26
○NSns3.hostpoint.ch2015-08-13 → 2016-12-29 · 4 obs
● 2016-12-29 09:23:38
○ 2026-02-23 01:11:00
○ 2026-07-12 03:16:26
●NSns3.hosttech.ch2026-02-23 → 2026-07-12 · 3 obs
● 2026-02-23 01:11:00
● 2026-07-12 03:16:26
●MXcomsys-ch.mail.protection.outlook.com2026-02-23 → 2026-07-12 · 3 obs
● 2026-02-23 01:11:00
● 2026-07-12 03:16:26
○MXmx1.mail.hostpoint.ch2015-08-13 → 2016-12-29 · 4 obs
● 2016-12-29 09:23:38
○ 2026-02-23 01:11:00
○ 2026-07-12 03:16:26
○MXmx2.mail.hostpoint.ch2015-08-13 → 2016-12-29 · 4 obs
● 2016-12-29 09:23:38
○ 2026-02-23 01:11:00
○ 2026-07-12 03:16:26
●A185.101.158.1132026-02-23 → 2026-07-12 · 3 obs
● 2026-02-23 01:11:00
● 2026-07-12 03:16:26
●A2001:1680:101:8bd::12026-04-09 → 2026-07-12 · 3 obs
● 2026-04-09 11:57:50
● 2026-07-12 03:16:26
○A217.26.52.232015-08-13 → 2016-03-13 · 4 obs
● 2016-03-13 07:26:14
○ 2016-12-29 09:23:38
○ 2026-07-12 03:16:26
○A217.26.53.582016-12-29 → 2016-12-29 · 4 obs
● 2016-12-29 09:23:38
○ 2026-02-23 01:11:00
○ 2026-07-12 03:16:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch... | - |
| comsys.ch | ns3.hosttech.ch, ns1.hosttech.ch, ns2.hosttech.ch | 6 records |
✅ Authoritative Response
Server:82.220.34.231
NS records: ns3.hosttech.ch, ns1.hosttech.ch, ns2.hosttech.ch
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 718ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.101.158.113 |
| AAAA | 1 | 2001:1680:101:8bd::1 |
| NS | 3 | ns3.hosttech.ch, ns2.hosttech.ch... |
| MX | 1 | comsys-ch.mail.protection.outlook.com (p |
| TXT | 2 | v=spf1 +mx +a include:_spf.mail.hostserv, MS=ms43562878 |
| SOA | 1 | ns1.hosttech.ch dns.hosttech.eu |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns3.hosttech.ch, ns2.hosttech.ch, ns1.hosttech.ch...)
Analysis
Hierarchy
comsys.ch is the parent zone for mail.comsys.ch.
IP Addresses
comsys.ch resolves to the IP addresses 185.101.158.113 and 2001:1680:101:8bd::1
flansch.eu, textlife.ch, mail.schmid-transport.ch plus two other host names have IP numbers in common with comsys.ch.
Name Servers
comsys.ch has three name servers — ns1.hosttech.ch, ns2.hosttech.ch and ns3.hosttech.ch.
comsys.ch partially shares its NS delegation with several other domains, including diener.ws, iusnet.ch, souljoy.ch and two others.
These name servers regularly co-occur with the name servers ns1.hostserv.eu, ns2.hostserv.eu and ns3.hostserv.eu.
Each of ns1.hosttech.ch, ns2.hosttech.ch and ns3.hosttech.ch points to two IP numbers. ns1.hosttech.ch points to 82.220.34.231 and 2001:1680:101:1::2. ns2.hosttech.ch points to 5.79.97.178 and 2001:1af8:4700:a120:4::2. ns3.hosttech.ch points to 94.130.74.45 and 2a01:4f8:c0c:289d::2.
Mail Servers
comsys.ch uses one mail server — comsys-ch.mail.protection.outlook.com.
comsys-ch.mail.protection.outlook.com has 8 IP addresses: 52.101.185.12, 52.101.185.13, 52.101.185.14 plus 5 more.