sin.ch - dns.ninja
sin.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 2026-08-08 #35 | ||||||
Subdomains
mail.sin.ch |
Same first word
Similar names
DNS History
12 records (6 active, 6 former)
●NSdns11.firestorm.ch2026-05-18 → 2026-08-08 · 3 obs
● 2026-05-18 20:16:06
● 2026-08-08 16:39:46
●NSdns12.firestorm-isp.com2026-05-18 → 2026-08-08 · 3 obs
● 2026-05-18 20:16:06
● 2026-08-08 16:39:46
●NSdns13.firestorm-isp.com2026-05-18 → 2026-08-08 · 3 obs
● 2026-05-18 20:16:06
● 2026-08-08 16:39:46
●NSdns14.firestorm.ch2026-05-18 → 2026-08-08 · 3 obs
● 2026-05-18 20:16:06
● 2026-08-08 16:39:46
○NSns1.webland.ch2015-08-26 → 2026-05-13 · 4 obs
● 2026-05-13 12:02:10
○ 2026-05-18 20:16:06
○ 2026-08-08 16:39:46
○NSns2.webland.ch2015-08-26 → 2026-05-13 · 4 obs
● 2026-05-13 12:02:10
○ 2026-05-18 20:16:06
○ 2026-08-08 16:39:46
○NSns3.webland.ch2020-10-09 → 2026-05-13 · 5 obs
● 2020-10-09 03:07:58
● 2026-05-13 12:02:10
○ 2026-05-18 20:16:06
○ 2026-08-08 16:39:46
○NSns4.webland.ch2020-10-09 → 2026-05-13 · 5 obs
● 2020-10-09 03:07:58
● 2026-05-13 12:02:10
○ 2026-05-18 20:16:06
○ 2026-08-08 16:39:46
○MXmail.sin.ch2015-08-26 → 2016-12-30 · 4 obs
● 2016-12-30 05:01:50
○ 2020-10-09 03:07:58
○ 2026-08-08 16:39:46
●MXsin-ch.mail.protection.outlook.com2020-10-09 → 2026-08-08 · 3 obs
● 2020-10-09 03:07:58
● 2026-08-08 16:39:46
●A185.85.110.722026-05-18 → 2026-08-08 · 3 obs
● 2026-05-18 20:16:06
● 2026-08-08 16:39:46
○A92.43.216.1062015-08-26 → 2026-05-13 · 4 obs
● 2026-05-13 12:02:10
○ 2026-05-18 20:16:06
○ 2026-08-08 16:39:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch... | - |
| sin.ch | dns11.firestorm.ch, dns12.firestorm-isp.com, dns13.firestorm-isp.com, dns14.firestorm.ch | 6 records |
✅ Authoritative Response
Server:46.140.230.170
NS records: dns11.firestorm.ch, dns12.firestorm-isp.com, dns13.firestorm-isp.com, dns14.firestorm.ch
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1265ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.85.110.72 |
| NS | 4 | dns14.firestorm.ch, dns13.firestorm-isp.com... |
| MX | 1 | sin-ch.mail.protection.outlook.com (pri: |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | dns11.firestorm.ch support.firestorm.ch |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (dns11.firestorm.ch, dns14.firestorm.ch, dns14.firestorm.ch...)
Analysis
Hierarchy
mail.sin.ch is delegated beneath sin.ch.
IP Addresses
sin.ch has exactly one IP address — 185.85.110.72.
webmail.appartements-sammer.at, mail.heussi.ch, taktak.ch plus two other host names have IP numbers in common with sin.ch.
Name Servers
Four name servers handle the delegation for sin.ch: dns11.firestorm.ch, dns14.firestorm.ch, dns12.firestorm-isp.com and dns13.firestorm-isp.com.
There is at least partial name server overlap between sin.ch and other domains — ballomail.ch, actionset.com, mailserver.ch and two more among them.
These name servers frequently co-occur with the name servers ns1.bit-edv.ch and ns2.bit-edv.ch.
Host names with four IP addresses:
dns14.firestorm.ch resolves to four IP addresses — 46.140.230.170, 185.206.180.93, 2a0b:1640:1:1:1:1:12cd:a04a and 2a14:6640:100:ff::32.
Host names pointing to two IP addresses:
dns11.firestorm.ch has two IP addresses: 185.85.110.50 and 2a14:6640:200::32.
dns12.firestorm-isp.com has two IP addresses: 185.85.109.50 and 2a14:6640:100::32.
dns13.firestorm-isp.com has two IP addresses: 185.85.111.180 and 2a14:6640:300::b4.
Mail Servers
sin.ch uses one mail server — sin-ch.mail.protection.outlook.com.
sin-ch.mail.protection.outlook.com has 8 IP addresses: 52.101.185.12, 52.101.185.13, 52.101.185.14 plus 5 more.