alpenserver.ch - robtex.com
alpenserver.ch
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.19.154.98🇦🇹 IONOS-AS81.19.144.0/20 World4You.com | ||||||
| PTR | redirect01.world4you.com | ||||||
| NS | ns1.world4you.at ⭐ | ||||||
| A | 2607:f1c0:fe:53:185:132:32:253🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | ns1.world4you.at | ||||||
| A | 185.132.32.253🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | ns1.world4you.at | ||||||
| NS | ns2.world4you.at | ||||||
| A | 2001:8d8:fe:53:217:160:82:253🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | ns2.world4you.at | ||||||
| A | 217.160.82.253🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | ns2.world4you.at | ||||||
| MX | mail.alpenserver.ch ⭐ | ||||||
| A | 255.255.255.255 | ||||||
| SOA | ns1.world4you.athostmaster@world4you.com 2013-09-20 #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 2026-07-04 #34 | ||||||
Subdomains
mail.alpenserver.ch |
Same first word
alpenserver.eu |
alpenserver.ch |
Similar names
DNS History
4 records (4 active, 0 former)
●NSns1.world4you.at2015-07-23 → 2026-07-04 · 2 obs
● 2026-07-04 15:42:18
●NSns2.world4you.at2015-07-23 → 2026-07-04 · 2 obs
● 2026-07-04 15:42:18
●MXmail.alpenserver.ch2015-07-23 → 2026-07-04 · 2 obs
● 2026-07-04 15:42:18
●A81.19.154.982015-07-23 → 2026-07-04 · 2 obs
● 2026-07-04 15:42:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ch | a.nic.ch, d.nic.ch, e.nic.ch, f.nic.ch... | - |
| alpenserver.ch | ns1.world4you.at, ns2.world4you.at | - |
✅ Authoritative Response
Server:217.160.82.253
NS records: ns1.world4you.at, ns2.world4you.at
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for alpenserver.ch (unsigned zone)
⏱️ Timing
Total: 582ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.19.154.98 |
| NS | 2 | ns2.world4you.at, ns1.world4you.at |
| MX | 1 | mail.alpenserver.ch (pri: 10) |
| SOA | 1 | ns1.world4you.at hostmaster.world4you.co |
Analysis
Hierarchy
The domain mail.alpenserver.ch falls under the parent alpenserver.ch.
IP Addresses
alpenserver.ch resolves to one IP address: 81.19.154.98.
soellradl.eu, leine.at, airview.at and two other host names share IP numbers with alpenserver.ch.
Name Servers
DNS delegation for alpenserver.ch points to two name servers: ns1.world4you.at and ns2.world4you.at.
alpenserver.ch uses the same name servers as several other domains — among them federbunt.at, marsch-fuers-leben.at, tmk-abtenau.at and two more.
ns1.world4you.at directs to 185.132.32.253 and 2607:f1c0:fe:53:185:132:32:253. ns2.world4you.at directs to 217.160.82.253 and 2001:8d8:fe:53:217:160:82:253. Each host name carries two IP addresses.
Mail Servers
Mail for alpenserver.ch is handled by a single mail server, mail.alpenserver.ch.
mail.alpenserver.ch has exactly one IP number: 255.255.255.255.