job-server.net - robtex.com
job-server.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 52.28.103.56🇩🇪 Amazon52.28.0.0/16 EC2 FRA prefix | ||||||
| PTR | job-server.net | ||||||
| NS | ns2.checkdomain.de ⭐ | ||||||
| A | 2a01:4f8:2b02:a88::106🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns2.checkdomain.de | ||||||
| A | 5.9.190.98🇩🇪 Hetzner5.9.0.0/16 HETZNER-RZ-FKS-BLK5 | ||||||
| PTR | ns2.checkdomain.de | ||||||
| NS | ns.checkdomain.de | ||||||
| A | 2a02:2b80:101:5000::9🇩🇪 CLOUDPIT2a02:2b80:101::/48 | ||||||
| A | 109.237.143.11🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | ns1.checkdomain.de | ||||||
| MX | job-server.net ⭐ | ||||||
| A | 52.28.103.56🇩🇪 Amazon52.28.0.0/16 EC2 FRA prefix | ||||||
| PTR | job-server.net | ||||||
| TXT | v=spf1 a a:api.job-server.net a:mail.job-server.net mx -all | ||||||
| SOA | ns.checkdomain.dehostmaster@checkdomain.de 2026-03-20 #1 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774790837 | ||||||
PTR for
NS for
MX for
job-server.net |
Subdomains
Same first word
job-server.at |
job-server.com |
job-server.de |
job-server.net |
DNS History
10 records (4 active, 6 former)
●NSns.checkdomain.de2026-02-19 → 2026-03-29 · 3 obs
● 2026-02-19 13:25:56
● 2026-03-29 13:53:56
○NSns01.ipffm.de2015-08-01 → 2017-04-21 · 4 obs
● 2017-04-21 20:38:22
○ 2026-02-19 13:25:56
○ 2026-03-29 13:53:56
○NSns02.ipffm.de2015-08-01 → 2017-04-21 · 4 obs
● 2017-04-21 20:38:22
○ 2026-02-19 13:25:56
○ 2026-03-29 13:53:56
○NSns03.ipffm.de2015-08-01 → 2017-04-21 · 4 obs
● 2017-04-21 20:38:22
○ 2026-02-19 13:25:56
○ 2026-03-29 13:53:56
○NSns04.ipffm.de2015-08-01 → 2017-04-21 · 4 obs
● 2017-04-21 20:38:22
○ 2026-02-19 13:25:56
○ 2026-03-29 13:53:56
●NSns2.checkdomain.de2026-02-19 → 2026-03-29 · 3 obs
● 2026-02-19 13:25:56
● 2026-03-29 13:53:56
●MXjob-server.net2026-02-19 → 2026-03-29 · 3 obs
● 2026-02-19 13:25:56
● 2026-03-29 13:53:56
○MXmail.job-server.net2015-08-01 → 2017-04-21 · 4 obs
● 2017-04-21 20:38:22
○ 2026-02-19 13:25:56
○ 2026-03-29 13:53:56
●A52.28.103.562026-02-19 → 2026-03-29 · 3 obs
● 2026-02-19 13:25:56
● 2026-03-29 13:53:56
○A77.37.31.572015-08-01 → 2017-04-21 · 4 obs
● 2017-04-21 20:38:22
○ 2026-02-19 13:25:56
○ 2026-03-29 13:53:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| job-server.net | ns.checkdomain.de, ns2.checkdomain.de | - |
✅ Authoritative Response
Server:109.237.143.11
NS records: ns.checkdomain.de, ns2.checkdomain.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for job-server.net (unsigned zone)
⏱️ Timing
Total: 756ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.28.103.56 |
| NS | 2 | ns2.checkdomain.de, ns.checkdomain.de |
| MX | 1 | job-server.net (pri: 10) |
| TXT | 1 | v=spf1 a a:api.job-server.net a:mail.job |
| SOA | 1 | ns.checkdomain.de hostmaster.checkdomain |
Analysis
Hierarchy
job-server.net is a parent of mail.job-server.net, api.job-server.net, www.job-server.net and stat.job-server.net.
Name Server Role
job-server.net acts as a name server for go4more.school, rys.ru and csr-soft.ru.
mail.jobnetzwerk.de, ns1.rys.ru and rys.ru are commonly used as name servers along with job-server.net.
Mail Server Role
For job-server.net, the mail server is job-server.net.
IP Addresses
job-server.net resolves to one IP number: 52.28.103.56.
other host names including jobimpulsmethode.de, stat.job-server.net, pko.de, www.pko.de and cvmail.info share IP numbers with job-server.net.
Name Servers
job-server.net is delegated to two name servers ns2.checkdomain.de and ns.checkdomain.de.
job-server.net shares the same name server setup as other domains, for instance klusmann-law.com, liebensmittel.eu, steelz.net, optimenta.net and pet-dreams.com.
job-server.net shares name servers with other domains at least partially, for example 39.35.46.in-addr.arpa and 68.180.82.in-addr.arpa.
Host names with two IP numbers:
The host name ns2.checkdomain.de points to 2a01:4f8:2b02:a88::106 and 5.9.190.98; the host name ns.checkdomain.de points to 2a02:2b80:101:5000::9 and 109.237.143.11.
Mail Servers
job-server.net is served by a single mail server, job-server.net.
job-server.net resolves to IP 52.28.103.56.