sof.ch - dns.ninja
sof.ch
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 80.74.128.205🇨🇭 ASN-METANET80.74.128.0/20 METANET AG, part of group.one | ||||||
| PTR | max128-205.ch-meta.net | ||||||
| NS | ch.pro.io ⭐ | ||||||
| A | 2a01:64c0:0:5000::19🇩🇪 CLOUDPIT2a01:64c0::/32 | ||||||
| PTR | ch.pro.io | ||||||
| A | 109.237.142.19🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | ch.pro.io | ||||||
| NS | nl.pro.io | ||||||
| A | 2a01:4f8:fff3:66::219🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | nl.pro.io | ||||||
| A | 176.9.166.219🇩🇪 Hetzner176.9.0.0/16 HETZNER-RZ-FKS-BLK4 | ||||||
| PTR | nl.pro.io | ||||||
| NS | p.dnh.net | ||||||
| A | 2a02:2b80:101:5000::19🇩🇪 CLOUDPIT2a02:2b80:101::/48 | ||||||
| PTR | p.dnh.net | ||||||
| A | 109.237.143.19🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | p.dnh.net | ||||||
| MX | mail.sof.ch ⭐ | ||||||
| A | 80.74.128.205🇨🇭 ASN-METANET80.74.128.0/20 METANET AG, part of group.one | ||||||
| PTR | max128-205.ch-meta.net | ||||||
| TXT | v=spf1 include:_spf.sui-inter.net +mx +a -all | ||||||
| SOA | ch.pro.iohostmaster@sof.ch 2023-08-07 #3 | ||||||
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 2026-07-29 #1 | ||||||
Subdomains
Same first word
Similar names
DNS History
8 records (5 active, 3 former)
●NSch.pro.io2026-02-25 → 2026-07-28 · 3 obs
● 2026-02-25 03:52:16
● 2026-07-28 23:09:16
●NSnl.pro.io2026-02-25 → 2026-07-28 · 3 obs
● 2026-02-25 03:52:16
● 2026-07-28 23:09:16
○NSns.ch-meta.net2015-08-21 → 2021-09-20 · 4 obs
● 2021-09-20 21:28:34
○ 2026-02-25 03:52:16
○ 2026-07-28 23:09:16
○NSns2.ch-meta.net2015-08-21 → 2021-09-20 · 4 obs
● 2021-09-20 21:28:34
○ 2026-02-25 03:52:16
○ 2026-07-28 23:09:16
○NSns3.ch-meta.net2015-08-21 → 2021-09-20 · 4 obs
● 2021-09-20 21:28:34
○ 2026-02-25 03:52:16
○ 2026-07-28 23:09:16
●NSp.dnh.net2026-02-25 → 2026-07-28 · 3 obs
● 2026-02-25 03:52:16
● 2026-07-28 23:09:16
●MXmail.sof.ch2015-08-21 → 2026-07-28 · 2 obs
● 2026-07-28 23:09:16
●A80.74.128.2052015-08-21 → 2026-07-28 · 2 obs
● 2026-07-28 23:09:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch... | - |
| sof.ch | nl.pro.io, p.dnh.net, ch.pro.io | - |
✅ Authoritative Response
Server:109.237.142.19
NS records: nl.pro.io, p.dnh.net, ch.pro.io
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 920ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.74.128.205 |
| NS | 3 | ch.pro.io, nl.pro.io... |
| MX | 1 | mail.sof.ch (pri: 0) |
| TXT | 1 | v=spf1 include:_spf.sui-inter.net +mx +a |
| SOA | 1 | ch.pro.io hostmaster.sof.ch |
Analysis
Hierarchy
www.sof.ch and mail.sof.ch each fall under sof.ch as their parent domain.
IP Addresses
sof.ch resolves to just one IP address, 80.74.128.205.
Other hosts including mail.sof.ch, www.sof.ch and max128-205.ch-meta.net share IP addresses with sof.ch.
Name Servers
DNS for sof.ch is handled by three authoritative name servers: ch.pro.io, nl.pro.io and p.dnh.net.
At least some of sof.ch's name servers are shared with other domains, for example 83er.ch, e-bahn.ch, tosci.ch and two more.
Three hostnames — ch.pro.io, nl.pro.io and p.dnh.net — each have two IP addresses: ch.pro.io has 109.237.142.19 and 2a01:64c0:0:5000::19, nl.pro.io has 176.9.166.219 and 2a01:4f8:fff3:66::219, and p.dnh.net has 109.237.143.19 and 2a02:2b80:101:5000::19.
Mail Servers
The sole mail server for sof.ch is mail.sof.ch.
mail.sof.ch has exactly one IP number: 80.74.128.205.