ref-zug.ch - robtex.com
ref-zug.ch
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 46.231.200.95🇨🇭 ASN-METANET46.231.200.0/21 METANET AG, Switzerland | ||||||
| PTR | mc19s0301.dnh.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.ref-zug.ch ⭐ | ||||||
| A | 146.4.86.42🇨🇭 SWISSCOM146.4.0.0/17 Swisscom (Schweiz) AG - SME/Cybernet Provider Local Registry | ||||||
| PTR | mail.ref-zug.ch | ||||||
| TXT | MS=ms47091181 | ||||||
| TXT | knowbe4-site-verification=0b50ed3557d0136a62f534c4fa9dc3e3 | ||||||
| TXT | MS=7BAF505386454DB6E5F7DF205FB4226C1848E3DE | ||||||
| TXT | v=spf1 include:2j24x2v0ct.powerspf.com -all | ||||||
| TXT | google-site-verification=vhd5sNiUZnfddgccTRjlPTtwm8n8oGDlsU1wBVNTBZg | ||||||
| SOA | ch.pro.iohostmaster@metanet.ch 2026-04-10 #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 2026-04-13 #19 | ||||||
Subdomains
mail.ref-zug.ch |
Same first word
ref-zug.ch |
DNS History
15 records (5 active, 10 former)
●NSch.pro.io2026-02-21 → 2026-04-13 · 3 obs
○ 2017-06-11 18:02:44
● 2026-02-21 22:08:52
● 2026-04-13 08:21:40
● 2026-02-21 22:08:52
● 2026-04-13 08:21:40
●NSnl.pro.io2026-02-21 → 2026-04-13 · 3 obs
○ 2017-06-11 18:02:44
● 2026-02-21 22:08:52
● 2026-04-13 08:21:40
● 2026-02-21 22:08:52
● 2026-04-13 08:21:40
○NSns.ch-inter.net2016-03-07 → 2017-06-11 · 5 obs
○ 2015-12-01 03:24:32
● 2016-03-07 02:07:42
● 2017-06-11 18:02:44
○ 2026-02-21 22:08:52
○ 2026-04-13 08:21:40
● 2016-03-07 02:07:42
● 2017-06-11 18:02:44
○ 2026-02-21 22:08:52
○ 2026-04-13 08:21:40
○NSns.ch-meta.net2015-09-01 → 2017-06-11 · 6 obs
● 2015-09-01 04:03:30
● 2015-12-01 03:24:32
○ 2016-03-07 02:07:42
● 2017-06-11 18:02:44
○ 2026-02-21 22:08:52
○ 2026-04-13 08:21:40
● 2015-12-01 03:24:32
○ 2016-03-07 02:07:42
● 2017-06-11 18:02:44
○ 2026-02-21 22:08:52
○ 2026-04-13 08:21:40
○NSns2.ch-inter.net2016-03-07 → 2017-06-11 · 5 obs
○ 2015-12-01 03:24:32
● 2016-03-07 02:07:42
● 2017-06-11 18:02:44
○ 2026-02-21 22:08:52
○ 2026-04-13 08:21:40
● 2016-03-07 02:07:42
● 2017-06-11 18:02:44
○ 2026-02-21 22:08:52
○ 2026-04-13 08:21:40
○NSns2.ch-meta.net2015-09-01 → 2015-12-01 · 4 obs
● 2015-09-01 04:03:30
● 2015-12-01 03:24:32
○ 2016-03-07 02:07:42
○ 2026-04-13 08:21:40
● 2015-12-01 03:24:32
○ 2016-03-07 02:07:42
○ 2026-04-13 08:21:40
○NSns3.ch-meta.net2015-09-01 → 2015-12-01 · 4 obs
● 2015-09-01 04:03:30
● 2015-12-01 03:24:32
○ 2016-03-07 02:07:42
○ 2026-04-13 08:21:40
● 2015-12-01 03:24:32
○ 2016-03-07 02:07:42
○ 2026-04-13 08:21:40
●NSp.dnh.net2026-02-21 → 2026-04-13 · 3 obs
○ 2017-06-11 18:02:44
● 2026-02-21 22:08:52
● 2026-04-13 08:21:40
● 2026-02-21 22:08:52
● 2026-04-13 08:21:40
●MXmail.ref-zug.ch2026-02-21 → 2026-04-13 · 3 obs
○ 2017-06-11 18:02:44
● 2026-02-21 22:08:52
● 2026-04-13 08:21:40
● 2026-02-21 22:08:52
● 2026-04-13 08:21:40
○MXmxf10.officenet.ch2015-09-01 → 2017-06-11 · 4 obs
● 2015-09-01 04:03:30
● 2017-06-11 18:02:44
○ 2026-02-21 22:08:52
○ 2026-04-13 08:21:40
● 2017-06-11 18:02:44
○ 2026-02-21 22:08:52
○ 2026-04-13 08:21:40
○MXmxf50.officenet.ch2015-09-01 → 2017-06-11 · 4 obs
● 2015-09-01 04:03:30
● 2017-06-11 18:02:44
○ 2026-02-21 22:08:52
○ 2026-04-13 08:21:40
● 2017-06-11 18:02:44
○ 2026-02-21 22:08:52
○ 2026-04-13 08:21:40
○A176.52.246.1272015-12-01 → 2016-10-15 · 5 obs
○ 2015-09-01 04:03:30
● 2015-12-01 03:24:32
● 2016-10-15 12:13:36
○ 2017-06-11 18:02:44
○ 2026-04-13 08:21:40
● 2015-12-01 03:24:32
● 2016-10-15 12:13:36
○ 2017-06-11 18:02:44
○ 2026-04-13 08:21:40
○A194.150.248.1562015-09-01 → 2015-09-01 · 3 obs
● 2015-09-01 04:03:30
○ 2015-12-01 03:24:32
○ 2026-04-13 08:21:40
○ 2015-12-01 03:24:32
○ 2026-04-13 08:21:40
●A46.231.200.952026-02-21 → 2026-04-13 · 3 obs
○ 2017-06-11 18:02:44
● 2026-02-21 22:08:52
● 2026-04-13 08:21:40
● 2026-02-21 22:08:52
● 2026-04-13 08:21:40
○A46.30.61.2262017-06-11 → 2017-06-11 · 4 obs
○ 2016-10-15 12:13:36
● 2017-06-11 18:02:44
○ 2026-02-21 22:08:52
○ 2026-04-13 08:21:40
● 2017-06-11 18:02:44
○ 2026-02-21 22:08:52
○ 2026-04-13 08:21:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch... | - |
| ref-zug.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: 1200ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 46.231.200.95 |
| NS | 3 | nl.pro.io, ch.pro.io... |
| MX | 1 | mail.ref-zug.ch (pri: 10) |
| TXT | 5 | MS=ms47091181, knowbe4-site-verification=0b50ed3557d013... |
| SOA | 1 | ch.pro.io hostmaster.metanet.ch |
Analysis
Hierarchy
mail.ref-zug.ch has ref-zug.ch as its parent.
IP Addresses
ref-zug.ch maps to IP address 46.231.200.95.
Name Servers
ref-zug.ch is delegated to name servers ch.pro.io, nl.pro.io and p.dnh.net.
ref-zug.ch at least partially shares name servers with other domains such as iipb.ch, solana.ch, widionline.ch, vdk.ch and studioberhofer.com.
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
ref-zug.ch is handled by a single mail server, mail.ref-zug.ch.
mail.ref-zug.ch points to one IP number: 146.4.86.42.