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 2026-04-24 #0 | ||||||
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
○ 2026-04-23 22:34:54
●NSns1.hosttech.ch2026-02-23 → 2026-04-23 · 3 obs
● 2026-02-23 01:11:00
● 2026-04-23 22:34:54
○NSns2.hostpoint.ch2015-08-13 → 2016-12-29 · 4 obs
● 2016-12-29 09:23:38
○ 2026-02-23 01:11:00
○ 2026-04-23 22:34:54
●NSns2.hosttech.ch2026-02-23 → 2026-04-23 · 3 obs
● 2026-02-23 01:11:00
● 2026-04-23 22:34:54
○NSns3.hostpoint.ch2015-08-13 → 2016-12-29 · 4 obs
● 2016-12-29 09:23:38
○ 2026-02-23 01:11:00
○ 2026-04-23 22:34:54
●NSns3.hosttech.ch2026-02-23 → 2026-04-23 · 3 obs
● 2026-02-23 01:11:00
● 2026-04-23 22:34:54
●MXcomsys-ch.mail.protection.outlook.com2026-02-23 → 2026-04-23 · 3 obs
● 2026-02-23 01:11:00
● 2026-04-23 22:34:54
○MXmx1.mail.hostpoint.ch2015-08-13 → 2016-12-29 · 4 obs
● 2016-12-29 09:23:38
○ 2026-02-23 01:11:00
○ 2026-04-23 22:34:54
○MXmx2.mail.hostpoint.ch2015-08-13 → 2016-12-29 · 4 obs
● 2016-12-29 09:23:38
○ 2026-02-23 01:11:00
○ 2026-04-23 22:34:54
●A185.101.158.1132026-02-23 → 2026-04-23 · 3 obs
● 2026-02-23 01:11:00
● 2026-04-23 22:34:54
●A2001:1680:101:8bd::12026-04-09 → 2026-04-23 · 3 obs
● 2026-04-09 11:57:50
● 2026-04-23 22:34:54
○A217.26.52.232015-08-13 → 2016-03-13 · 4 obs
● 2016-03-13 07:26:14
○ 2016-12-29 09:23:38
○ 2026-04-23 22:34:54
○A217.26.53.582016-12-29 → 2016-12-29 · 4 obs
● 2016-12-29 09:23:38
○ 2026-02-23 01:11:00
○ 2026-04-23 22:34:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| comsys.ch | ns3.hosttech.ch, ns2.hosttech.ch, ns1.hosttech.ch | - |
✅ Authoritative Response
Server:94.130.74.45
NS records: ns3.hosttech.ch, ns2.hosttech.ch, ns1.hosttech.ch
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for comsys.ch (unsigned zone)
⏱️ Timing
Total: 310ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.101.158.113 |
| AAAA | 1 | 2001:1680:101:8bd::1 |
| NS | 3 | ns2.hosttech.ch, ns1.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 |
Analysis
Hierarchy
The parent of mail.comsys.ch is comsys.ch.
IP Addresses
comsys.ch points to two IP numbers: 2001:1680:101:8bd::1 and 185.101.158.113.
Other host names such as flansch.eu, textlife.ch, mail.schmid-transport.ch, flughafentaxi-wien-wien.at and mastertalk.ch share IPs with comsys.ch.
Name Servers
comsys.ch is delegated to three name servers: ns1.hosttech.ch, ns2.hosttech.ch and ns3.hosttech.ch.
comsys.ch at least partially shares name servers with other domains, for example diener.ws, iusnet.ch, souljoy.ch, webhandwerk.ch and koeniz-lerbermatt.ch.
These name servers are commonly used with ns1.hostserv.eu and ns2.hostserv.eu and ns3.hostserv.eu.
Host names with two IP numbers:
ns1.hosttech.ch points to 2001:1680:101:1::2 and 82.220.34.231
ns2.hosttech.ch points to 2001:1af8:4700:a120:4::2 and 5.79.97.178
ns3.hosttech.ch points to 2a01:4f8:c0c:289d::2 and 94.130.74.45
Mail Servers
The comsys-ch.mail.protection.outlook.com mail server handles comsys.ch.
comsys-ch.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca3c::, 2a01:111:f403:ca3c::1, 2a01:111:f403:ca3c::2, 2a01:111:f403:ca3e::1, 52.101.185.12, 52.101.185.13, 52.101.185.14 and 52.101.187.1.