tja-systema.de - robtex.com
tja-systema.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 188.138.37.200🇫🇷 VELIANET-AS188.138.32.0/20 | ||||||
| PTR | www-server-pool.tjasys.net | ||||||
| NS | cns1.alfahosting.info ⭐ | ||||||
| A | 2a01:64c0:0:5000::8🇩🇪 CLOUDPIT2a01:64c0::/32 | ||||||
| PTR | cns1.cloudpit.de | ||||||
| A | 109.237.142.8🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | cns1.cloudpit.de | ||||||
| NS | cns2.alfahosting.info | ||||||
| A | 2a01:4f8:2b02:a88::105🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | cns2.cloudpit.com | ||||||
| A | 148.251.254.105🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2 | ||||||
| PTR | cns2.cloudpit.com | ||||||
| NS | cns3.alfahosting.info | ||||||
| A | 2a02:2b80:101:5000::8🇩🇪 CLOUDPIT2a02:2b80:101::/48 | ||||||
| PTR | cns3.cloudpit.io | ||||||
| A | 109.237.143.8🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | cns3.cloudpit.io | ||||||
| MX | mailfilter-inbound.ha-sys.net ⭐ | ||||||
| A | 46.16.78.231🇩🇪 IONOS-AS46.16.72.0/21 IONOS-CLOUD-Karlsruhe | ||||||
| PTR | ip46-16-78-231.pbiaas.com | ||||||
| SOA | cns1.alfahosting.infohostmaster@alfahosting.de 2019-04-04 #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=1775000457 | ||||||
Subdomains
tja.tja-systema.de |
Same first word
tja-systema.de |
DNS History
8 records (5 active, 3 former)
●NScns1.alfahosting.info2016-12-01 → 2026-04-01 · 3 obs
● 2016-12-01 03:08:50
● 2026-04-01 00:02:12
●NScns2.alfahosting.info2016-12-01 → 2026-04-01 · 3 obs
● 2016-12-01 03:08:50
● 2026-04-01 00:02:12
●NScns3.alfahosting.info2016-12-01 → 2026-04-01 · 3 obs
● 2016-12-01 03:08:50
● 2026-04-01 00:02:12
○NSns1.internet-bureau.de2015-04-24 → 2016-06-23 · 4 obs
● 2016-06-23 08:39:08
○ 2016-12-01 03:08:50
○ 2026-04-01 00:02:12
○NSns2.internet-bureau.de2015-04-24 → 2016-06-23 · 4 obs
● 2016-06-23 08:39:08
○ 2016-12-01 03:08:50
○ 2026-04-01 00:02:12
●MXmailfilter-inbound.ha-sys.net2026-03-31 → 2026-04-01 · 3 obs
● 2026-03-31 17:30:56
● 2026-04-01 00:02:12
○MXmx-alpha.tjasys.net2015-04-24 → 2017-07-03 · 4 obs
● 2017-07-03 04:45:42
○ 2026-03-31 17:30:56
○ 2026-04-01 00:02:12
●A188.138.37.2002015-04-24 → 2026-04-01 · 2 obs
● 2026-04-01 00:02:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| tja-systema.de | cns3.alfahosting.info, cns2.alfahosting.info, cns1.alfahosting.info | - |
✅ Authoritative Response
Server:148.251.254.105
NS records: cns3.alfahosting.info, cns2.alfahosting.info, cns1.alfahosting.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tja-systema.de (unsigned zone)
⏱️ Timing
Total: 1048ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 188.138.37.200 |
| NS | 3 | cns3.alfahosting.info, cns1.alfahosting.info... |
| MX | 1 | mailfilter-inbound.ha-sys.net (pri: 10) |
| SOA | 1 | cns1.alfahosting.info hostmaster.alfahos |
Analysis
Hierarchy
The parent of tja.tja-systema.de is tja-systema.de.
IP Addresses
tja-systema.de points to a single IP address: 188.138.37.200.
Other host names such as tja.tja-systema.de, www-server-pool.tjasys.net, ldca.tjasys.net and tjasys.net share IP numbers with tja-systema.de.
Name Servers
tja-systema.de is delegated to three name servers: cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info.
tja-systema.de at least partially shares name servers with other domains, for example rueckenschule-bremen.de, science4people.org, bartlhof.at, gasoft.de and autocaravana-sur.com.
Host names with two IP numbers:
cns1.alfahosting.info points to 2a01:64c0:0:5000::8 and 109.237.142.8
cns2.alfahosting.info points to 2a01:4f8:2b02:a88::105 and 148.251.254.105
cns3.alfahosting.info points to 2a02:2b80:101:5000::8 and 109.237.143.8
Mail Servers
The mailfilter-inbound.ha-sys.net mail server handles tja-systema.de.
tja-systema.de shares the same mail server setup as other domains, including intl-success.com, language-bureau.com, lindsay-j-hardman.de, trendmoor.de and myib.de.
mailfilter-inbound.ha-sys.net points to a single IP number: 46.16.78.231.