it-4u.ch - robtex.com
it-4u.ch
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| 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 | it4u-ch0e.mail.protection.outlook.com ⭐ | ||||||
| TXT | v=spf1 include:spf.protection.outlook.com -all | ||||||
| SOA | ch.pro.iohostmaster@it-4u.ch 2020-09-19 #1 | ||||||
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 2026-03-27 #45 | ||||||
Same first word
Similar names
DNS History
11 records (4 active, 7 former)
○NSns.hostpoint.ch2015-06-22 → 2016-09-30 · 3 obs
● 2015-06-22 17:43:40
● 2016-09-30 11:52:50
○ 2026-03-27 22:23:28
● 2016-09-30 11:52:50
○ 2026-03-27 22:23:28
○NSns2.hostpoint.ch2015-06-22 → 2016-09-30 · 3 obs
● 2015-06-22 17:43:40
● 2016-09-30 11:52:50
○ 2026-03-27 22:23:28
● 2016-09-30 11:52:50
○ 2026-03-27 22:23:28
○NSns3.hostpoint.ch2015-06-22 → 2016-09-30 · 3 obs
● 2015-06-22 17:43:40
● 2016-09-30 11:52:50
○ 2026-03-27 22:23:28
● 2016-09-30 11:52:50
○ 2026-03-27 22:23:28
●MXit4u-ch0e.mail.protection.outlook.com2026-03-27 → 2026-03-27 · 2 obs
○ 2016-09-30 11:52:50
● 2026-03-27 22:23:28
● 2026-03-27 22:23:28
○MXmx1.mail.hostpoint.ch2015-06-22 → 2016-09-30 · 3 obs
● 2015-06-22 17:43:40
● 2016-09-30 11:52:50
○ 2026-03-27 22:23:28
● 2016-09-30 11:52:50
○ 2026-03-27 22:23:28
○MXmx2.mail.hostpoint.ch2015-06-22 → 2016-09-30 · 3 obs
● 2015-06-22 17:43:40
● 2016-09-30 11:52:50
○ 2026-03-27 22:23:28
● 2016-09-30 11:52:50
○ 2026-03-27 22:23:28
○A217.26.54.172015-06-22 → 2016-02-22 · 4 obs
● 2015-06-22 17:43:40
● 2016-02-22 20:24:36
○ 2016-09-12 02:29:04
○ 2026-03-27 22:23:28
● 2016-02-22 20:24:36
○ 2016-09-12 02:29:04
○ 2026-03-27 22:23:28
○A217.26.55.2142016-09-12 → 2016-09-30 · 4 obs
○ 2016-02-22 20:24:36
● 2016-09-12 02:29:04
● 2016-09-30 11:52:50
○ 2026-03-27 22:23:28
● 2016-09-12 02:29:04
● 2016-09-30 11:52:50
○ 2026-03-27 22:23:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch... | - |
| it-4u.ch | p.dnh.net, nl.pro.io, ch.pro.io | - |
✅ Authoritative Response
Server:109.237.143.19
NS records: p.dnh.net, nl.pro.io, ch.pro.io
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1174ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | nl.pro.io, p.dnh.net... |
| MX | 1 | it4u-ch0e.mail.protection.outlook.com (p |
| TXT | 1 | v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ch.pro.io hostmaster.it-4u.ch |
Analysis
Name Servers
it-4u.ch is delegated to three name servers ch.pro.io, nl.pro.io and p.dnh.net.
it-4u.ch at least partially shares name servers with other domains, for instance appsolute.ch, tanaro.ch, testbase.ch, s2r.gmbh and bortolotti.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
it-4u.ch is handled by a single mail server, it4u-ch0e.mail.protection.outlook.com.