u11a.ch - robtex.com
u11a.ch
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 2026-03-25 #11 | ||||||
Subdomains
mail.u11a.ch |
Same first word
Similar names
DNS History
9 records (6 active, 3 former)
○NSns1.s-dns.de2015-07-03 → 2017-03-15 · 4 obs
● 2017-03-15 19:24:42
○ 2026-02-23 00:21:32
○ 2026-03-25 05:07:56
○NSns2.s-dns.de2015-07-03 → 2017-03-15 · 4 obs
● 2017-03-15 19:24:42
○ 2026-02-23 00:21:32
○ 2026-03-25 05:07:56
●NSpns01.dcsix.net2026-02-23 → 2026-03-25 · 3 obs
● 2026-02-23 00:21:32
● 2026-03-25 05:07:56
●NSpns02.dcsix.net2026-02-23 → 2026-03-25 · 3 obs
● 2026-02-23 00:21:32
● 2026-03-25 05:07:56
●NSpns03.dcsix.net2026-02-23 → 2026-03-25 · 3 obs
● 2026-02-23 00:21:32
● 2026-03-25 05:07:56
●NSpns04.dcsix.net2026-02-23 → 2026-03-25 · 3 obs
● 2026-02-23 00:21:32
● 2026-03-25 05:07:56
●MXmail.u11a.ch2015-07-03 → 2026-03-25 · 2 obs
● 2026-03-25 05:07:56
●A217.172.165.1202016-07-12 → 2026-03-25 · 3 obs
● 2016-07-12 21:18:38
● 2026-03-25 05:07:56
○A217.172.165.892015-07-03 → 2016-02-22 · 4 obs
● 2016-02-22 10:25:22
○ 2016-07-12 21:18:38
○ 2026-03-25 05:07:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | e.nic.ch, b.nic.ch, a.nic.ch, d.nic.ch... | - |
| u11a.ch | pns01.dcsix.net, pns03.dcsix.net, pns02.dcsix.net, pns04.dcsix.net | - |
✅ Authoritative Response
Server:176.97.158.13
NS records: pns01.dcsix.net, pns03.dcsix.net, pns02.dcsix.net, pns04.dcsix.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for u11a.ch (unsigned zone)
⏱️ Timing
Total: 1026ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.172.165.120 |
| NS | 2 | pns02.dcsix.net, pns01.dcsix.net |
| MX | 1 | mail.u11a.ch (pri: 10) |
| SOA | 1 | pns01.dcsix.net hostmaster.dcsix.net |
Analysis
Hierarchy
The parent of mail.u11a.ch is u11a.ch.
IP Addresses
u11a.ch points to a single IP number: 217.172.165.120.
Other host names, for instance mail.vat-berlin.de, bobo.dtk-dortmund.de, mail.reste4u.de, mx.gugmal.de and 07092015.de share IP numbers with u11a.ch.
Name Servers
u11a.ch is delegated to four name servers: pns01.dcsix.net, pns02.dcsix.net, pns03.dcsix.net and pns04.dcsix.net.
u11a.ch shares name servers with other domains at least partially, for instance advenue.de, walfish.de, biofeld-generator.at, 28.3.81.in-addr.arpa and loftikus.net.
These name servers are commonly used with a.ns14.net, b.ns14.net, c.ns14.net and d.ns14.net.
Host names with two IP numbers:
pns01.dcsix.net and pns03.dcsix.net point to 2001:67c:1bc::13 and 192.174.68.13.
pns02.dcsix.net and pns04.dcsix.net point to 2001:67c:10b8::13 and 176.97.158.13.
Hosts pointing to 2001:67c:1bc::13: pns01.dcsix.net and pns03.dcsix.net.
Hosts pointing to 192.174.68.13: pns01.dcsix.net and pns03.dcsix.net.
Hosts pointing to 2001:67c:10b8::13: pns02.dcsix.net and pns04.dcsix.net.
Hosts pointing to 176.97.158.13: pns02.dcsix.net and pns04.dcsix.net.
Mail Servers
The mail server for u11a.ch is mail.u11a.ch.
Host name mail.u11a.ch resolves to IP 217.172.165.120.