ch - robtex.com
ch
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.ch ⭐ | ||||||
| A | 2001:620:0:ff::56🇨🇭 Switch2001:620::/32 SWITCH, The Swiss Education & Research Network | ||||||
| PTR | a.nic.ch | ||||||
| A | 130.59.31.41🇨🇭 Switch130.59.0.0/16 SWITCH-LAN | ||||||
| PTR | a.nic.ch | ||||||
| NS | b.nic.ch | ||||||
| A | 2001:620:0:ff::58🇨🇭 Switch2001:620::/32 SWITCH, The Swiss Education & Research Network | ||||||
| PTR | b.nic.ch | ||||||
| A | 130.59.31.43🇨🇭 Switch130.59.0.0/16 SWITCH-LAN | ||||||
| PTR | b.nic.ch | ||||||
| NS | d.nic.ch | ||||||
| A | 2001:678:20::39🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:678:20::/48 NICat-anycast-net | ||||||
| PTR | d.nic.ch | ||||||
| A | 194.0.25.39🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD194.0.25.0/24 NICat-anycast-net | ||||||
| PTR | d.nic.ch | ||||||
| NS | e.nic.ch | ||||||
| A | 2001:678:3::1🇨🇭 UNSPECIFIED2001:678:3::/48 CH-SWITCH-CCTLD-ANYCAST-IPV6 | ||||||
| PTR | e.nic.ch | ||||||
| A | 194.0.17.1🇨🇭 UNSPECIFIED194.0.17.0/24 CH-SWITCH-CCTLD-ANYCAST-IPV4 | ||||||
| PTR | e.nic.ch | ||||||
| NS | f.nic.ch | ||||||
| A | 2001:67c:1010:2::53🇨🇭 NETNOD-IX2001:67c:1010::/48 DNSNODE Anycast RIPE from sites $Id: route6_2001:67c:1010::-48,v 1.1 2010-06-10 08:08:52 nico Exp $ | ||||||
| PTR | ch1.dnsnode.net | ||||||
| A | 194.146.106.10🇸🇪 NETNOD-IX194.146.106.0/24 NETNOD-DB-LAN-GBG $Id: route:194.146.106.0-24,v 1.3 2010-05-20 10:35:04 nico Exp $ | ||||||
| PTR | ch1.dnsnode.net | ||||||
| SOA | a.nic.chdns-operation@switch.ch 2026-04-24 #12 | ||||||
(root)
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.root-servers.net ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | c.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | d.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | e.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | f.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | g.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | h.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | i.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | j.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | k.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | l.root-servers.net ⚠️ Not in parent delegation | ||||||
| NS | m.root-servers.net ⚠️ Not in parent delegation | ||||||
| SOA | a.root-servers.netnstld@verisign-grs.com 2026-04-23 #1 | ||||||
Subdomains
Same first word
Similar names
DNS History
8 records (5 active, 3 former)
○NSc.nic.ch2015-09-04 → 2021-11-06 · 8 obs
● 2020-03-03 01:15:48
○ 2020-03-25 03:19:16
○ 2020-05-27 08:49:22
● 2020-05-30 23:30:30
● 2021-11-06 07:56:42
○ 2021-11-11 03:56:02
○ 2026-04-24 04:51:56
●NSd.nic.ch2015-09-04 → 2026-04-24 · 6 obs
● 2020-03-03 01:15:48
○ 2020-03-25 03:19:16
○ 2021-08-25 14:42:16
● 2021-09-03 01:34:12
● 2026-04-24 04:51:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch... | - |
✅ Authoritative Response
Server:194.146.106.10
NS records: a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch, f.nic.ch
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 667ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 5 | d.nic.ch, e.nic.ch... |
| SOA | 1 | a.nic.ch dns-operation.switch.ch |
Analysis
Hierarchy
ch is a parent of guyen.ch, maisballen.ch, sortimed.ch, hennlich.ch, abuag.ch and hundreds of thousands of other host names.
Name Servers
ch delegates to five name servers: a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch and f.nic.ch.
Two IPs per host name:
a.nic.ch points to: 2001:620:0:ff::56 and 130.59.31.41
b.nic.ch points to: 2001:620:0:ff::58 and 130.59.31.43
d.nic.ch points to: 2001:678:20::39 and 194.0.25.39
e.nic.ch points to: 2001:678:3::1 and 194.0.17.1
f.nic.ch points to: 2001:67c:1010:2::53 and 194.146.106.10
Pattern: left IDs ascend by 9 (12, 21, 30, 39, 48); each pair of targets ascend by 9 (15/18, 24/27, 33/36, 42/45, 51/54)