a4interactive.ch - dns.ninja
a4interactive.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 80.74.150.156🇨🇭 ASN-METANET80.74.144.0/20 METANET AG, Switzerland | ||||||
| PTR | m19d0208.sui-inter.net | ||||||
| NS | ns1.nameserver.center ⭐ | ||||||
| A | 2a01:4f8:141:1490::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.nameserver.center | ||||||
| A | 46.4.116.137🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3 | ||||||
| PTR | ns1.nameserver.center | ||||||
| NS | ns1.a4interactive.ch | ||||||
| A | 46.4.116.137🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3 | ||||||
| PTR | ns1.nameserver.center | ||||||
| NS | ns2.a4interactive.ch | ||||||
| A | 185.48.229.4🇨🇭 netcup-AS185.48.228.0/22 NETCUP-GMBH | ||||||
| PTR | ns2.nameserver.center | ||||||
| MX | mail.a4interactive.ch ⭐ | ||||||
| A | 142.132.146.102🇩🇪 Hetzner142.132.128.0/17 HETZNER-DC | ||||||
| PTR | rlx17.loginserver.ch | ||||||
| SOA | ns1.nameserver.centerhostmaster@a4interactive.ch 2026-07-23 #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 2026-07-27 #4 | ||||||
Subdomains
Same first word
a4interactive.com |
a4interactive.ch |
DNS History
6 records (5 active, 1 former)
●NSns1.a4interactive.ch2015-06-10 → 2026-07-27 · 2 obs
● 2026-07-27 01:03:20
●NSns1.nameserver.center2026-02-21 → 2026-07-27 · 3 obs
● 2026-02-21 10:19:26
● 2026-07-27 01:03:20
●NSns2.a4interactive.ch2015-06-10 → 2026-07-27 · 2 obs
● 2026-07-27 01:03:20
●MXmail.a4interactive.ch2015-06-10 → 2026-07-27 · 2 obs
● 2026-07-27 01:03:20
●A80.74.150.1562026-02-21 → 2026-07-27 · 3 obs
● 2026-02-21 10:19:26
● 2026-07-27 01:03:20
○A85.10.200.1422015-06-10 → 2017-01-03 · 4 obs
● 2017-01-03 15:58:24
○ 2026-02-21 10:19:26
○ 2026-07-27 01:03:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | a.nic.ch, b.nic.ch, d.nic.ch, e.nic.ch... | - |
| a4interactive.ch | ns1.a4interactive.ch, ns2.a4interactive.ch | 2 records |
✅ Authoritative Response
Server:185.48.229.4
NS records: ns1.a4interactive.ch, ns2.a4interactive.ch
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 3836ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.74.150.156 |
| NS | 2 | ns2.a4interactive.ch, ns1.a4interactive.ch |
| MX | 1 | mail.a4interactive.ch (pri: 10) |
| SOA | 1 | ns1.nameserver.center hostmaster.a4inter |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns1.a4interactive.ch, ns2.a4interactive.ch)
Analysis
Hierarchy
www.a4interactive.ch, ns1.a4interactive.ch, mail.a4interactive.ch and ns2.a4interactive.ch each fall under the parent domain a4interactive.ch.
IP Addresses
a4interactive.ch resolves to just one IP address, 80.74.150.156.
Two other host names, along with bruendler.ch, en15085.ch and waterjet.ch, also share IP numbers with a4interactive.ch.
Name Servers
DNS for a4interactive.ch is handled by three authoritative name servers: ns1.nameserver.center, ns1.a4interactive.ch and ns2.a4interactive.ch.
a4interactive.ch partially shares its NS delegation with several other domains, including b2b-shops.at, struebiholz.ch, telesel.ch and two others.
The name servers ns2.nameserver.center, ns1.giessform.com, ns2.giessform.com and two others are commonly seen in use alongside these name servers.
Host names that have two IP addresses:
ns1.nameserver.center has two IP addresses: 46.4.116.137 and 2a01:4f8:141:1490::2.
Host names that point to one IP address:
ns1.a4interactive.ch directs to 46.4.116.137.
ns2.a4interactive.ch directs to 185.48.229.4.
Host names pointing to 46.4.116.137 IP addresses: ns1.nameserver.center and ns1.a4interactive.ch.
Mail Servers
The sole mail server for a4interactive.ch is mail.a4interactive.ch.
mail.a4interactive.ch has exactly one IP number: 142.132.146.102.