app4that.at - robtex.com
app4that.at
| DNSSEC | ⚠️ Not signed | ||||||
| A | 49.13.158.162🇩🇪 Hetzner49.13.0.0/16 HETZNER-DC | ||||||
| PTR | static.162.158.13.49.clients.your-server.de | ||||||
| NS | ns1.your-server.de ⭐ | ||||||
| A | 2a01:4f8:0:1::5ddc:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.your-server.de | ||||||
| A | 213.133.100.102🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | ns1.your-server.de | ||||||
| NS | ns.second-ns.com | ||||||
| A | 2a01:4f8:0:a101::b:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns.second-ns.com | ||||||
| A | 213.239.204.242🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | ns.second-ns.com | ||||||
| NS | ns3.second-ns.de | ||||||
| A | 2001:67c:192c::add:b3🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | ns3.second-ns.de | ||||||
| A | 193.47.99.4🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | ns3.second-ns.de | ||||||
| MX | mx.mymailwall.com ⭐ | ||||||
| A | 91.212.136.1🇦🇹 IKARUS-AS91.212.136.0/24 IKARUS Security Software GmbH | ||||||
| PTR | mx.mymailwall.com | ||||||
| TXT | v=spf1 mx include:mymailwall.com ~all | ||||||
| SOA | ns1.your-server.depostmaster@your-server.de 2026-02-11 #0 | ||||||
at
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns.nic.at ⭐ | ||||||
| NS | d.ns.at | ||||||
| NS | j.ns.at | ||||||
| NS | n.ns.at | ||||||
| NS | ns1.univie.ac.at | ||||||
| NS | ns2.univie.ac.at | ||||||
| NS | r.ns.at | ||||||
| NS | u.ns.at | ||||||
| SOA | dns.nic.atdomain-admin@univie.ac.at serial=1777017603 | ||||||
Subdomains
www.app4that.at |
Same first word
app4that.at |
DNS History
7 records (5 active, 2 former)
●NSns.second-ns.com2015-07-23 → 2026-04-24 · 2 obs
● 2026-04-24 08:51:40
●NSns1.your-server.de2015-07-23 → 2026-04-24 · 2 obs
● 2026-04-24 08:51:40
●NSns3.second-ns.de2015-07-23 → 2026-04-24 · 2 obs
● 2026-04-24 08:51:40
○MXmail.app4that.at2015-07-23 → 2018-08-16 · 4 obs
● 2018-08-16 06:22:02
○ 2026-02-24 14:55:28
○ 2026-04-24 08:51:40
●MXmx.mymailwall.com2026-02-24 → 2026-04-24 · 3 obs
● 2026-02-24 14:55:28
● 2026-04-24 08:51:40
●A49.13.158.1622026-02-24 → 2026-04-24 · 3 obs
● 2026-02-24 14:55:28
● 2026-04-24 08:51:40
○A78.47.85.102015-07-23 → 2018-08-16 · 4 obs
● 2018-08-16 06:22:02
○ 2026-02-24 14:55:28
○ 2026-04-24 08:51:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| at | ns1.univie.ac.at, j.ns.at, u.ns.at, d.ns.at... | - |
| app4that.at | ns.second-ns.com, ns1.your-server.de, ns3.second-ns.de | - |
✅ Authoritative Response
Server:213.239.204.242
NS records: ns.second-ns.com, ns1.your-server.de, ns3.second-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for app4that.at (unsigned zone)
⏱️ Timing
Total: 528ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.13.158.162 |
| NS | 3 | ns1.your-server.de, ns3.second-ns.de... |
| MX | 1 | mx.mymailwall.com (pri: 10) |
| TXT | 1 | v=spf1 mx include:mymailwall.com ~all |
| SOA | 1 | ns1.your-server.de postmaster.your-serve |
Analysis
Hierarchy
The parent of www.app4that.at is app4that.at.
IP Addresses
app4that.at points to a single IP address: 49.13.158.162.
Other host names such as kitzler-walli.net, static.162.158.13.49.clients.your-server.de, kw-software.at, kw.at and www.kw.at share IPs with app4that.at.
Name Servers
app4that.at is delegated to three name servers: ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.
app4that.at at least partially shares name servers with other domains, for example 8.0.1.3.2.5.2.0.8.f.4.0.1.0.a.2.ip6.arpa, darkvuko.com, 5.c.3.9.1.6.1.0.8.f.4.0.1.0.a.2.ip6.arpa, zahnarzt-rathfelder.de and paignio.gr.
Host names with two IP numbers:
ns.second-ns.com points to 2a01:4f8:0:a101::b:1 and 213.239.204.242
ns3.second-ns.de points to 2001:67c:192c::add:b3 and 193.47.99.4
ns1.your-server.de points to 2a01:4f8:0:1::5ddc:1 and 213.133.100.102
Mail Servers
The mx.mymailwall.com mail server handles app4that.at.
app4that.at shares the same mail server setup as other domains, including tv-media.at, storm-gruppe.de, mafalda.at, coebiz.com and thayapark.at.
app4that.at shares at least partially some mail servers with other domains, for instance vopelius-chemie.de, ws-consult.at, htl-kapfenberg.ac.at, faircheck.at and extox.at.
mx.mymailwall.com points to a single IP number: 91.212.136.1.