system4.de - dns.ninja
system4.de
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns5.bytemine.net ⚠️ Not in zone NS records | ||||||
| A | 2001:67c:18e8::71🇩🇪 PLUTEX2001:67c:18e8::/48 | ||||||
| A | 91.212.95.71🇩🇪 PLUTEX91.212.95.0/24 | ||||||
| NS | ns6.bytemine.net ⚠️ Not in zone NS records | ||||||
| A | 2a00:12d8:200a::20🇩🇪 ASGHOSTNET2a00:12d8::/29 GHOSTnet GmbH IPv6 Network | ||||||
| A | 5.230.138.20🇩🇪 ASGHOSTNET5.230.0.0/15 GHOSTnet GmbH IP Space | ||||||
| NS | ns7.bytemine.net ⚠️ Not in zone NS records | ||||||
| A | 2a06:2380:0:1::c4🇩🇪 gridscale2a06:2380::/33 Only announced in case of DDoS | ||||||
| PTR | ip-2a06-2380-0-1-c4.hosttech.eu | ||||||
| A | 185.201.145.148🇩🇪 gridscale185.201.144.0/22 | ||||||
| PTR | ip-185-201-145-148.hosttech.eu | ||||||
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=1786728370 | ||||||
Subdomains
Same first word
system4.biz |
system4.org |
system4.eu |
system4.de |
system4.com |
system4.com.br |
system4.net |
system4.nl |
system4.ca |
system4.ua |
system4.com.ua |
system4.es |
system4.co |
system4.info |
system4.me |
system4.ch |
system4.be |
Similar names
DNS History
14 records (3 active, 11 former)
○NSns1.bytemine.net2016-02-06 → 2017-08-25 · 5 obs
○ 2015-11-07 02:41:14
● 2016-02-06 09:13:44
● 2017-08-25 13:54:14
○ 2026-03-08 10:46:56
○ 2026-08-14 17:28:06
● 2016-02-06 09:13:44
● 2017-08-25 13:54:14
○ 2026-03-08 10:46:56
○ 2026-08-14 17:28:06
○NSns2.bytemine.net2016-02-06 → 2017-08-25 · 5 obs
○ 2015-11-07 02:41:14
● 2016-02-06 09:13:44
● 2017-08-25 13:54:14
○ 2026-03-08 10:46:56
○ 2026-08-14 17:28:06
● 2016-02-06 09:13:44
● 2017-08-25 13:54:14
○ 2026-03-08 10:46:56
○ 2026-08-14 17:28:06
○NSns3.bytemine.net2016-02-06 → 2017-08-25 · 5 obs
○ 2015-11-07 02:41:14
● 2016-02-06 09:13:44
● 2017-08-25 13:54:14
○ 2026-03-08 10:46:56
○ 2026-08-14 17:28:06
● 2016-02-06 09:13:44
● 2017-08-25 13:54:14
○ 2026-03-08 10:46:56
○ 2026-08-14 17:28:06
●NSns5.bytemine.net2026-03-08 → 2026-08-14 · 6 obs
○ 2017-08-25 13:54:14
● 2026-03-08 10:46:56
● 2026-05-04 10:42:22
○ 2026-05-07 08:46:54
● 2026-06-16 07:29:16
● 2026-08-14 17:28:06
● 2026-03-08 10:46:56
● 2026-05-04 10:42:22
○ 2026-05-07 08:46:54
● 2026-06-16 07:29:16
● 2026-08-14 17:28:06
●NSns6.bytemine.net2026-03-08 → 2026-08-14 · 6 obs
○ 2017-08-25 13:54:14
● 2026-03-08 10:46:56
● 2026-05-04 10:42:22
○ 2026-05-07 08:46:54
● 2026-06-16 07:29:16
● 2026-08-14 17:28:06
● 2026-03-08 10:46:56
● 2026-05-04 10:42:22
○ 2026-05-07 08:46:54
● 2026-06-16 07:29:16
● 2026-08-14 17:28:06
●NSns7.bytemine.net2026-03-08 → 2026-08-14 · 6 obs
○ 2017-08-25 13:54:14
● 2026-03-08 10:46:56
● 2026-05-04 10:42:22
○ 2026-05-07 08:46:54
● 2026-06-16 07:29:16
● 2026-08-14 17:28:06
● 2026-03-08 10:46:56
● 2026-05-04 10:42:22
○ 2026-05-07 08:46:54
● 2026-06-16 07:29:16
● 2026-08-14 17:28:06
○NSnse.bbtmail.de2009-01-31 → 2015-11-07 · 4 obs
● 2009-01-31 16:01:48
● 2015-11-07 02:41:14
○ 2016-02-06 09:13:44
○ 2026-08-14 17:28:06
● 2015-11-07 02:41:14
○ 2016-02-06 09:13:44
○ 2026-08-14 17:28:06
○NSnsf.bbtmail.de2009-01-31 → 2015-11-07 · 4 obs
● 2009-01-31 16:01:48
● 2015-11-07 02:41:14
○ 2016-02-06 09:13:44
○ 2026-08-14 17:28:06
● 2015-11-07 02:41:14
○ 2016-02-06 09:13:44
○ 2026-08-14 17:28:06
○MXintern.bbtmail.de2009-01-31 → 2017-08-25 · 4 obs
● 2009-01-31 16:01:48
● 2017-08-25 13:54:14
○ 2026-03-08 10:46:56
○ 2026-08-14 17:28:06
● 2017-08-25 13:54:14
○ 2026-03-08 10:46:56
○ 2026-08-14 17:28:06
○MXmail.orgatech.de2009-01-31 → 2015-11-07 · 4 obs
● 2009-01-31 16:01:48
● 2015-11-07 02:41:14
○ 2016-02-06 09:13:44
○ 2026-08-14 17:28:06
● 2015-11-07 02:41:14
○ 2016-02-06 09:13:44
○ 2026-08-14 17:28:06
○MXmx.bytemine.net2016-02-06 → 2017-08-25 · 5 obs
○ 2015-11-07 02:41:14
● 2016-02-06 09:13:44
● 2017-08-25 13:54:14
○ 2026-03-08 10:46:56
○ 2026-08-14 17:28:06
● 2016-02-06 09:13:44
● 2017-08-25 13:54:14
○ 2026-03-08 10:46:56
○ 2026-08-14 17:28:06
○MXsystem4-de.mail.protection.outlook.com2026-03-08 → 2026-07-16 · 8 obs
○ 2017-08-25 13:54:14
● 2026-03-08 10:46:56
● 2026-05-04 10:42:22
○ 2026-05-07 08:46:54
● 2026-06-16 07:29:16
○ 2026-06-23 10:57:30
● 2026-07-16 08:14:36
○ 2026-08-14 17:28:06
● 2026-03-08 10:46:56
● 2026-05-04 10:42:22
○ 2026-05-07 08:46:54
● 2026-06-16 07:29:16
○ 2026-06-23 10:57:30
● 2026-07-16 08:14:36
○ 2026-08-14 17:28:06
○A2001:67c:18e8::1482026-03-08 → 2026-07-16 · 7 obs
● 2026-03-08 10:46:56
● 2026-05-04 10:42:22
○ 2026-05-07 08:46:54
● 2026-06-16 07:29:16
○ 2026-06-23 10:57:30
● 2026-07-16 08:14:36
○ 2026-08-14 17:28:06
● 2026-05-04 10:42:22
○ 2026-05-07 08:46:54
● 2026-06-16 07:29:16
○ 2026-06-23 10:57:30
● 2026-07-16 08:14:36
○ 2026-08-14 17:28:06
○A91.212.95.1482026-03-08 → 2026-07-16 · 7 obs
● 2026-03-08 10:46:56
● 2026-05-04 10:42:22
○ 2026-05-07 08:46:54
● 2026-06-16 07:29:16
○ 2026-06-23 10:57:30
● 2026-07-16 08:14:36
○ 2026-08-14 17:28:06
● 2026-05-04 10:42:22
○ 2026-05-07 08:46:54
● 2026-06-16 07:29:16
○ 2026-06-23 10:57:30
● 2026-07-16 08:14:36
○ 2026-08-14 17:28:06
🔍 DNS Trace
Analysis
Hierarchy
The parent domain of www.system4.de and mail.system4.de is system4.de.
Name Servers
Three name servers are authoritative for system4.de: ns5.bytemine.net, ns6.bytemine.net and ns7.bytemine.net.
At least some of system4.de's name servers are shared with other domains, for example hamburgermodellbahn.de, otris.org, 88.49.202.in-addr.arpa and two more.
These name servers tend to be used in conjunction with the name servers ns7.bytemine.de.
ns5.bytemine.net resolves to 91.212.95.71 and 2001:67c:18e8::71. ns6.bytemine.net resolves to 5.230.138.20 and 2a00:12d8:200a::20. ns7.bytemine.net resolves to 185.201.145.148 and 2a06:2380:0:1::c4. All three hostnames point to two IP numbers each.