sof.ch - robtex.com
sof.ch
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 80.74.128.205🇨🇭 ASN-METANET80.74.128.0/20 METANET AG, Switzerland | ||||||
| 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, Switzerland | ||||||
| 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 2026-05-09 #37 | ||||||
Subdomains
Same first word
Similar names
DNS History
8 records (5 active, 3 former)
●NSch.pro.io2026-02-25 → 2026-05-09 · 3 obs
● 2026-02-25 03:52:16
● 2026-05-09 17:17:20
●NSnl.pro.io2026-02-25 → 2026-05-09 · 3 obs
● 2026-02-25 03:52:16
● 2026-05-09 17:17:20
○NSns.ch-meta.net2015-08-21 → 2021-09-20 · 4 obs
● 2021-09-20 21:28:34
○ 2026-02-25 03:52:16
○ 2026-05-09 17:17:20
○NSns2.ch-meta.net2015-08-21 → 2021-09-20 · 4 obs
● 2021-09-20 21:28:34
○ 2026-02-25 03:52:16
○ 2026-05-09 17:17:20
○NSns3.ch-meta.net2015-08-21 → 2021-09-20 · 4 obs
● 2021-09-20 21:28:34
○ 2026-02-25 03:52:16
○ 2026-05-09 17:17:20
●NSp.dnh.net2026-02-25 → 2026-05-09 · 3 obs
● 2026-02-25 03:52:16
● 2026-05-09 17:17:20
●MXmail.sof.ch2015-08-21 → 2026-05-09 · 2 obs
● 2026-05-09 17:17:20
●A80.74.128.2052015-08-21 → 2026-05-09 · 2 obs
● 2026-05-09 17:17:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch... | - |
| sof.ch | p.dnh.net, ch.pro.io, nl.pro.io | - |
✅ Authoritative Response
Server:109.237.143.19
NS records: p.dnh.net, ch.pro.io, nl.pro.io
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 975ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.74.128.205 |
| NS | 3 | nl.pro.io, p.dnh.net... |
| 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
sof.ch is a parent of www.sof.ch and mail.sof.ch.
IP Addresses
sof.ch resolves to one IP number: 80.74.128.205.
Other host names, for instance mail.sof.ch, www.sof.ch and max128-205.ch-meta.net share IP numbers with sof.ch.
Name Servers
sof.ch is delegated to three name servers ch.pro.io, nl.pro.io and p.dnh.net.
sof.ch at least partially shares name servers with other domains, for instance 83er.ch, e-bahn.ch, tosci.ch, viva-gruyere.ch and konsort.ch.
Host names with two IP numbers:
ch.pro.io points to: 2a01:64c0:0:5000::19 and 109.237.142.19.
nl.pro.io points to: 2a01:4f8:fff3:66::219 and 176.9.166.219.
p.dnh.net points to: 2a02:2b80:101:5000::19 and 109.237.143.19.
Mail Servers
sof.ch is handled by a single mail server, mail.sof.ch.
mail.sof.ch resolves to IP 80.74.128.205.