cot.ch - dns.ninja
cot.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 2026-07-10 #15 | ||||||
Subdomains
Same first word
Similar names
DNS History
15 records (5 active, 10 former)
●NSdns1.swizzonic.ch2026-03-07 → 2026-07-10 · 3 obs
● 2026-03-07 03:01:44
● 2026-07-10 06:08:50
●NSdns2.swizzonic.ch2026-03-07 → 2026-07-10 · 3 obs
● 2026-03-07 03:01:44
● 2026-07-10 06:08:50
○NSns-cloud-d1.googledomains.com2020-10-13 → 2020-10-13 · 4 obs
● 2020-10-13 07:54:14
○ 2026-03-07 03:01:44
○ 2026-07-10 06:08:50
○NSns-cloud-d2.googledomains.com2020-10-13 → 2020-10-13 · 4 obs
● 2020-10-13 07:54:14
○ 2026-03-07 03:01:44
○ 2026-07-10 06:08:50
○NSns-cloud-d3.googledomains.com2020-10-13 → 2020-10-13 · 4 obs
● 2020-10-13 07:54:14
○ 2026-03-07 03:01:44
○ 2026-07-10 06:08:50
○NSns-cloud-d4.googledomains.com2020-10-13 → 2020-10-13 · 4 obs
● 2020-10-13 07:54:14
○ 2026-03-07 03:01:44
○ 2026-07-10 06:08:50
○NSns1.netrics.ch2015-08-16 → 2018-02-06 · 4 obs
● 2018-02-06 09:26:36
○ 2020-10-13 07:54:14
○ 2026-07-10 06:08:50
○NSns2.netrics.ch2015-08-16 → 2018-02-06 · 4 obs
● 2018-02-06 09:26:36
○ 2020-10-13 07:54:14
○ 2026-07-10 06:08:50
●MXcot-ch.mail.protection.outlook.com2026-03-07 → 2026-07-10 · 3 obs
● 2026-03-07 03:01:44
● 2026-07-10 06:08:50
○MXmail.cot.ch2016-04-19 → 2020-10-13 · 5 obs
● 2016-04-19 13:20:02
● 2020-10-13 07:54:14
○ 2026-03-07 03:01:44
○ 2026-07-10 06:08:50
○MXmx.mail.fcom.ch2015-08-16 → 2016-04-07 · 4 obs
● 2016-04-07 19:21:42
○ 2016-04-19 13:20:02
○ 2026-07-10 06:08:50
●A217.26.60.1922026-03-07 → 2026-07-10 · 3 obs
● 2026-03-07 03:01:44
● 2026-07-10 06:08:50
○A217.71.92.322020-10-13 → 2020-10-13 · 4 obs
● 2020-10-13 07:54:14
○ 2026-03-07 03:01:44
○ 2026-07-10 06:08:50
●A2a00:d70:0:b:2002:0:d91a:3cc02026-03-07 → 2026-07-10 · 3 obs
● 2026-03-07 03:01:44
● 2026-07-10 06:08:50
○A62.204.127.52015-08-16 → 2018-02-06 · 4 obs
● 2018-02-06 09:26:36
○ 2020-10-13 07:54:14
○ 2026-07-10 06:08:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | e.nic.ch, b.nic.ch, a.nic.ch, d.nic.ch... | - |
| cot.ch | dns2.swizzonic.ch, dns1.swizzonic.ch | - |
✅ Authoritative Response
Server:81.88.61.5
NS records: dns2.swizzonic.ch, dns1.swizzonic.ch
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 914ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.26.60.192 |
| AAAA | 1 | 2a00:d70:0:b:2002:0:d91a:3cc0 |
| NS | 2 | dns2.swizzonic.ch, dns1.swizzonic.ch |
| MX | 1 | cot-ch.mail.protection.outlook.com (pri: |
| TXT | 2 | 4336cd74-2c9e-4509-9f11-ca97cdca58fb, v=spf1 mx a ip4:213.221.250.0/24 ip4:62. |
| SOA | 1 | dns1.swizzonic.ch hostmaster.swizzonic.c |
Analysis
Hierarchy
The parent domain of rss.cot.ch and mail.cot.ch is cot.ch.
IP Addresses
cot.ch has two IP addresses: 217.26.60.192 and 2a00:d70:0:b:2002:0:d91a:3cc0
Among the host names that share IP numbers with cot.ch are machemol.ch, xn--gurbr-ova.ch, brextor.com and two others.
Name Servers
cot.ch has two authoritative name servers — dns1.swizzonic.ch and dns2.swizzonic.ch.
cot.ch has the same name server delegation as a number of other domains, such as cyclestorezurich.ch, deeply.ch, wangen-bruettisellen.ch and two more.
Both dns1.swizzonic.ch and dns2.swizzonic.ch have two IP addresses each. dns1.swizzonic.ch resolves to 81.88.61.5 and 2a01:8100:2911::2:184:5; dns2.swizzonic.ch resolves to 81.88.58.219 and 2a01:8100:2901::1:183:202.
Mail Servers
cot.ch routes its mail through a single mail server, cot-ch.mail.protection.outlook.com.
cot-ch.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.185.12, 52.101.185.13 and 52.101.185.14, along with 5 other.