techsys.org - robtex.com
techsys.org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2a02:8304:b:1::240:182🇨🇿 VODAFONE-CZ-AS2a02:8300::/29 Vodafone Czech Republic a.s. | ||||||
| A | 94.113.240.182🇨🇿 VODAFONE-CZ-AS94.113.0.0/16 Vodafone Czech Republic a.s. | ||||||
| NS | eudaimonie.openbsd.cz ⭐ | ||||||
| A | 2a01:430:261:1::254:4🇨🇿 MASTER-AS2a01:430::/32 MASTER-IPV6-1-MAI-CZ | ||||||
| PTR | eudaimonie.openbsd.cz | ||||||
| A | 89.185.254.4🇨🇿 MASTER-AS89.185.224.0/19 MASTER-NET-3 | ||||||
| PTR | eudaimonie.openbsd.cz | ||||||
| NS | sandonorico.openbsd.cz | ||||||
| A | 2a02:8304:b:1::240:184🇨🇿 VODAFONE-CZ-AS2a02:8300::/29 Vodafone Czech Republic a.s. | ||||||
| A | 94.113.240.184🇨🇿 VODAFONE-CZ-AS94.113.0.0/16 Vodafone Czech Republic a.s. | ||||||
| PTR | sandonorico.openbsd.cz | ||||||
| NS | silence.openbsd.cz | ||||||
| A | 2a01:430:261:1::238:4🇨🇿 MASTER-AS2a01:430::/32 MASTER-IPV6-1-MAI-CZ | ||||||
| PTR | silence.openbsd.cz | ||||||
| A | 83.167.238.4🇨🇿 MASTER-AS83.167.224.0/19 MASTER-NET-5 | ||||||
| PTR | silence.openbsd.cz | ||||||
| MX | kraftwerk.techsys.cz ⭐ | ||||||
| MX | anthrax.techsys.cz(250) | ||||||
| TXT | v=spf1 mx -all | ||||||
| SOA | eudaimonie.openbsd.czcharlie@openbsd.cz 2026-07-15 #3 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1784584303 | ||||||
Same first word
Similar names
DNS History
13 records (7 active, 6 former)
●NSeudaimonie.openbsd.cz2015-07-17 → 2026-07-20 · 2 obs
● 2026-07-20 22:24:32
○NSrescator.openbsd.cz2015-07-17 → 2015-11-15 · 4 obs
● 2015-11-15 15:19:22
○ 2016-02-28 03:10:50
○ 2026-07-20 22:24:32
●NSsandonorico.openbsd.cz2015-07-17 → 2026-07-20 · 2 obs
● 2026-07-20 22:24:32
●NSsilence.openbsd.cz2017-02-02 → 2026-07-20 · 3 obs
● 2017-02-02 09:33:56
● 2026-07-20 22:24:32
●MXanthrax.techsys.cz2026-02-22 → 2026-07-20 · 3 obs
● 2026-02-22 02:38:00
● 2026-07-20 22:24:32
○MXeudaimonie.openbsd.cz2015-07-17 → 2017-06-08 · 4 obs
● 2017-06-08 02:29:22
○ 2026-02-22 02:38:00
○ 2026-07-20 22:24:32
●MXkraftwerk.techsys.cz2026-02-22 → 2026-07-20 · 3 obs
● 2026-02-22 02:38:00
● 2026-07-20 22:24:32
○MXrescator.openbsd.cz2015-07-17 → 2015-11-15 · 4 obs
● 2015-11-15 15:19:22
○ 2016-02-28 03:10:50
○ 2026-07-20 22:24:32
○MXsandonorico.openbsd.cz2015-07-17 → 2017-06-08 · 4 obs
● 2017-06-08 02:29:22
○ 2026-02-22 02:38:00
○ 2026-07-20 22:24:32
○MXsilence.openbsd.cz2017-02-02 → 2017-06-08 · 5 obs
● 2017-02-02 09:33:56
● 2017-06-08 02:29:22
○ 2026-02-22 02:38:00
○ 2026-07-20 22:24:32
●A2a02:8304:b:1::240:1822026-02-22 → 2026-07-20 · 3 obs
● 2026-02-22 02:38:00
● 2026-07-20 22:24:32
○A81.95.96.942015-07-17 → 2015-11-15 · 4 obs
● 2015-11-15 15:19:22
○ 2016-02-28 03:10:50
○ 2026-07-20 22:24:32
●A94.113.240.1822016-02-28 → 2026-07-20 · 3 obs
● 2016-02-28 03:10:50
● 2026-07-20 22:24:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| techsys.org | silence.openbsd.cz, eudaimonie.openbsd.cz, sandonorico.openbsd.cz | - |
✅ Authoritative Response
Server:94.113.240.184
NS records: silence.openbsd.cz, eudaimonie.openbsd.cz, sandonorico.openbsd.cz
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 924ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 94.113.240.182 |
| AAAA | 1 | 2a02:8304:b:1::240:182 |
| NS | 3 | sandonorico.openbsd.cz, silence.openbsd.cz... |
| MX | 2 | anthrax.techsys.cz (pri: 250), kraftwerk.techsys.cz (pri: 10) |
| TXT | 1 | v=spf1 mx -all |
| SOA | 1 | eudaimonie.openbsd.cz charlie.openbsd.cz |
Analysis
IP Addresses
techsys.org directs to two IP numbers, 94.113.240.182 and 2a02:8304:b:1::240:182
Additional host names — including ip-94-113-240-182.net.vodafone.cz and techsys.cz — share IP numbers with techsys.org.
Name Servers
techsys.org has three name servers — eudaimonie.openbsd.cz, sandonorico.openbsd.cz and silence.openbsd.cz.
techsys.org has at least partial name server overlap with other domains, such as buspark.eu, buspark.cz, zlana.cz and two others.
Each of eudaimonie.openbsd.cz, sandonorico.openbsd.cz and silence.openbsd.cz points to two IP numbers. eudaimonie.openbsd.cz points to 89.185.254.4 and 2a01:430:261:1::254:4. sandonorico.openbsd.cz points to 94.113.240.184 and 2a02:8304:b:1::240:184. silence.openbsd.cz points to 83.167.238.4 and 2a01:430:261:1::238:4.
Mail Servers
Mail for techsys.org is handled by two mail servers — anthrax.techsys.cz and kraftwerk.techsys.cz.
The mail server configuration of techsys.org is identical to that of other domains — techsys.cz being one example.