aps.ch - dns.ninja
aps.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 212.55.206.41🇨🇭 CYBERLINK212.55.192.0/19 Cyberlink Internet Services AG | ||||||
| NS | ns.symmetrix.ch ⭐ | ||||||
| A | 212.55.206.2🇨🇭 CYBERLINK212.55.192.0/19 Cyberlink Internet Services AG | ||||||
| NS | ns.aps.ch | ||||||
| A | 212.55.207.2🇨🇭 CYBERLINK212.55.192.0/19 Cyberlink Internet Services AG | ||||||
| MX | smtp1.symmetrix.ch ⭐ | ||||||
| A | 212.55.206.41🇨🇭 CYBERLINK212.55.192.0/19 Cyberlink Internet Services AG | ||||||
| TXT | v=spf1 mx ip4:212.55.206.0/23 ~all | ||||||
| SOA | ns.symmetrix.chhostmaster@symmetrix.ch 2025-08-22 #35 | ||||||
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 2026-07-18 #43 | ||||||
Subdomains
Same first word
Similar names
DNS History
7 records (4 active, 3 former)
●NSns.aps.ch2015-08-12 → 2026-07-18 · 5 obs
● 2018-04-08 01:25:30
○ 2020-11-11 15:53:54
● 2020-11-13 11:44:50
● 2026-07-18 20:25:10
●NSns.symmetrix.ch2016-01-18 → 2026-07-18 · 3 obs
● 2016-01-18 02:37:18
● 2026-07-18 20:25:10
○MXmail.aps.ch2015-08-12 → 2017-07-18 · 4 obs
● 2017-07-18 20:04:20
○ 2017-08-25 15:06:22
○ 2026-07-18 20:25:10
○MXsmtp.symmetrix.ch2015-08-12 → 2020-11-13 · 4 obs
● 2020-11-13 11:44:50
○ 2026-02-17 00:29:12
○ 2026-07-18 20:25:10
●MXsmtp1.symmetrix.ch2026-02-17 → 2026-07-18 · 3 obs
● 2026-02-17 00:29:12
● 2026-07-18 20:25:10
●A212.55.206.412020-11-11 → 2026-07-18 · 3 obs
● 2020-11-11 15:53:54
● 2026-07-18 20:25:10
○A212.55.206.672018-04-08 → 2018-04-08 · 3 obs
○ 2020-11-11 15:53:54
○ 2026-07-18 20:25:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch... | - |
| aps.ch | ns.aps.ch, ns.symmetrix.ch | 2 records |
✅ Authoritative Response
Server:212.55.206.2
NS records: ns.aps.ch, ns.symmetrix.ch
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for aps.ch (unsigned zone)
⏱️ Timing
Total: 988ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 212.55.206.41 |
| NS | 2 | ns.aps.ch, ns.symmetrix.ch |
| MX | 1 | smtp1.symmetrix.ch (pri: 5) |
| TXT | 1 | v=spf1 mx ip4:212.55.206.0/23 ~all |
| SOA | 1 | ns.symmetrix.ch hostmaster.symmetrix.ch |
📌 Glue Records Collected
Total: 2
In-bailiwick: 1 (ns.aps.ch)
Out-of-bailiwick: 1 (ns.symmetrix.ch)
Analysis
Hierarchy
mail.aps.ch, ns.aps.ch, gw.aps.ch, zyair-g2000.aps.ch, smtp.aps.ch and a few other host names are all children of aps.ch.
IP Addresses
aps.ch directs to one IP number, which is 212.55.206.41.
Among the host names that share IP numbers with aps.ch are mail.symmetrix.ch, smtp.symmetrix.ch, smtp1.symmetrix.ch and two others.
Name Servers
aps.ch uses two name servers for its delegation: ns.aps.ch and ns.symmetrix.ch.
aps.ch has the same name server delegation as a number of other domains, such as senaca.ch, comnet.ch, special.ch and two more.
The name servers for aps.ch overlap at least in part with those of other domains, including 207.55.212.in-addr.arpa and 206.55.212.in-addr.arpa.
These name servers are routinely co-deployed with the name servers ns1.cyberlink.ch, ns2.cyberlink.ch, ns3.cyberlink.ch and two others.
Both ns.aps.ch and ns.symmetrix.ch have a single IP address each — ns.aps.ch resolves to 212.55.207.2 while ns.symmetrix.ch resolves to 212.55.206.2.
Mail Servers
aps.ch routes its mail through a single mail server, smtp1.symmetrix.ch.
aps.ch has mail servers in common with comnet.ch, special.ch, symmetrix.ch and hvf.ch, among others.
smtp1.symmetrix.ch directs to just one IP number, 212.55.206.41.