app2job.de - robtex.com
app2job.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4f8:1c17:b1dc::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | wbstraining.de | ||||||
| A | 49.12.113.52🇩🇪 Hetzner49.12.0.0/16 HETZNER-DC | ||||||
| NS | ns1.first-ns.de ⭐ | ||||||
| A | 2a01:4f8:0:a101::a:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.first-ns.de | ||||||
| A | 213.239.242.238🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | ns1.first-ns.de | ||||||
| NS | robotns2.second-ns.de | ||||||
| A | 2a01:4f8:0:1::5ddc:2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | robotns2.second-ns.de | ||||||
| A | 213.133.100.103🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | robotns2.second-ns.de | ||||||
| NS | robotns3.second-ns.com | ||||||
| A | 2001:67c:192c::add:a3🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | robotns3.second-ns.com | ||||||
| A | 193.47.99.3🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | robotns3.second-ns.com | ||||||
| MX | mail1.wbstraining.de ⭐ | ||||||
| A | 217.110.61.45🇩🇪 COLT217.110.0.0/15 | ||||||
| PTR | mail1.wbstraining.de | ||||||
| MX | mail3.wbstraining.de(30) | ||||||
| A | 217.110.61.35🇩🇪 COLT217.110.0.0/15 | ||||||
| PTR | mail3.wbstraining.de | ||||||
| TXT | MS=ms19645605 | ||||||
| TXT | v=spf1 mx ip4:217.110.61.35 ip4:217.110.61.45 ip4:94.130.244.38 ip4:78.47.1... | ||||||
| SOA | ns1.first-ns.dedns@hetzner.com 2026-02-25 #3 | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1774679722 | ||||||
Subdomains
www.app2job.de |
Same first word
app2job.de |
DNS History
9 records (7 active, 2 former)
●NSns1.first-ns.de2018-01-30 → 2026-03-28 · 2 obs
● 2026-03-28 06:59:52
●NSrobotns2.second-ns.de2018-01-30 → 2026-03-28 · 2 obs
● 2026-03-28 06:59:52
●NSrobotns3.second-ns.com2018-01-30 → 2026-03-28 · 2 obs
● 2026-03-28 06:59:52
●MXmail1.wbstraining.de2018-01-30 → 2026-03-28 · 2 obs
● 2026-03-28 06:59:52
●MXmail3.wbstraining.de2018-01-30 → 2026-03-28 · 2 obs
● 2026-03-28 06:59:52
●A2a01:4f8:1c17:b1dc::12026-03-12 → 2026-03-28 · 3 obs
● 2026-03-12 03:48:44
● 2026-03-28 06:59:52
●A49.12.113.522026-03-12 → 2026-03-28 · 3 obs
● 2026-03-12 03:48:44
● 2026-03-28 06:59:52
○A5.9.123.502018-01-30 → 2018-01-30 · 3 obs
○ 2026-02-15 15:35:16
○ 2026-03-28 06:59:52
○A78.47.126.412026-02-15 → 2026-02-15 · 5 obs
● 2026-02-15 15:35:16
● 2026-02-15 18:16:10
○ 2026-03-12 03:48:44
○ 2026-03-28 06:59:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| app2job.de | robotns3.second-ns.com, ns1.first-ns.de, robotns2.second-ns.de | - |
✅ Authoritative Response
Server:213.133.100.103
NS records: robotns3.second-ns.com, ns1.first-ns.de, robotns2.second-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for app2job.de (unsigned zone)
⏱️ Timing
Total: 978ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 49.12.113.52 |
| AAAA | 1 | 2a01:4f8:1c17:b1dc::1 |
| NS | 3 | robotns2.second-ns.de, robotns3.second-ns.com... |
| MX | 2 | mail1.wbstraining.de (pri: 10), mail3.wbstraining.de (pri: 30) |
| TXT | 2 | MS=ms19645605, v=spf1 mx ip4:217.110.61.35 ip4:217.110. |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
Analysis
Hierarchy
app2job.de is a parent of www.app2job.de.
IP Addresses
app2job.de points to two IP numbers: 2a01:4f8:1c17:b1dc::1 and 49.12.113.52.
Other host names, for instance wb(0x736578)pertsolutions.com, www.app2job.de, www.wbstraining.at, wbs-training.info and wbstraining.at share IP numbers with app2job.de.
Name Servers
The delegation for app2job.de is handled by three name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
app2job.de at least partially shares name servers with other domains, for instance xaas-ohg.de, bonuspilot.de, vadvance.com, damavis.com and cotsi.de.
these name servers are commonly used with hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
Two IP numbers per host:
robotns3.second-ns.com points to 2001:67c:192c::add:a3 and 193.47.99.3.
ns1.first-ns.de points to 2a01:4f8:0:a101::a:1 and 213.239.242.238.
robotns2.second-ns.de points to 2a01:4f8:0:1::5ddc:2 and 213.133.100.103.
Mail Servers
app2job.de is handled by two mail servers: mail1.wbstraining.de and mail3.wbstraining.de.
app2job.de shares mail servers with other domains at least in part, for instance active4jobs.de, wbsecampus.de, activ4jobs.de, wbsprofessionals.de and wbs-ag.de.
These mail servers are often used together with the mail servers mail2.wbstraining.de.
Host names with one IP number: mail1.wbstraining.de points to 217.110.61.45; mail3.wbstraining.de points to 217.110.61.35.