simopt.eu - dns.ninja
simopt.eu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 194.145.180.44🇨🇿 MASTER-AS194.145.180.0/22 CZ-MASTER-2014051902 | ||||||
| PTR | d4562-vm5.masterinter.net | ||||||
| NS | ns1.websupport.cz ⭐ | ||||||
| A | 2a10:bbc0::11🇨🇿 ACTIVE24-AS2a10:bbc0::/32 | ||||||
| PTR | ns1.websupport.eu | ||||||
| A | 45.10.97.11🇨🇿 ACTIVE24-AS45.10.97.0/24 | ||||||
| PTR | ns1.websupport.eu | ||||||
| NS | ns2.websupport.cz | ||||||
| A | 2a02:250:3::12🇸🇪 ACTIVE24-AS2a02:250:3::/48 | ||||||
| PTR | ns2.websupport.eu | ||||||
| A | 185.71.159.12🇸🇪 ACTIVE24-AS185.71.159.0/24 | ||||||
| PTR | ns2.websupport.eu | ||||||
| NS | ns3.websupport.eu | ||||||
| A | 2a10:bbc0::13🇨🇿 ACTIVE24-AS2a10:bbc0::/32 | ||||||
| PTR | ns3.websupport.eu | ||||||
| A | 45.10.97.13🇨🇿 ACTIVE24-AS45.10.97.0/24 | ||||||
| PTR | ns3.websupport.eu | ||||||
| SOA | ns1.websupport.czadmin@websupport.cz serial=1781112616 | ||||||
eu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | si.dns.eu ⭐ | ||||||
| NS | be.dns.eu | ||||||
| NS | w.dns.eu | ||||||
| NS | x.dns.eu | ||||||
| NS | y.dns.eu | ||||||
| SOA | si.dns.eutech@eurid.eu serial=1126891618 | ||||||
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
○NSalfa.ns.active24.cz2015-08-18 → 2017-12-17 · 4 obs
● 2017-12-17 15:30:00
○ 2026-03-08 14:24:44
○ 2026-08-08 21:55:46
○NSbeta.ns.active24.cz2015-08-18 → 2017-12-17 · 4 obs
● 2017-12-17 15:30:00
○ 2026-03-08 14:24:44
○ 2026-08-08 21:55:46
●NSns1.websupport.cz2026-03-08 → 2026-08-08 · 3 obs
● 2026-03-08 14:24:44
● 2026-08-08 21:55:46
●NSns2.websupport.cz2026-03-08 → 2026-08-08 · 3 obs
● 2026-03-08 14:24:44
● 2026-08-08 21:55:46
●NSns3.websupport.eu2026-03-08 → 2026-08-08 · 3 obs
● 2026-03-08 14:24:44
● 2026-08-08 21:55:46
○A194.145.180.342017-12-17 → 2017-12-17 · 4 obs
● 2017-12-17 15:30:00
○ 2026-03-08 14:24:44
○ 2026-08-08 21:55:46
●A194.145.180.442026-03-08 → 2026-08-08 · 3 obs
● 2026-03-08 14:24:44
● 2026-08-08 21:55:46
○A81.95.96.292015-08-18 → 2017-01-05 · 4 obs
● 2017-01-05 13:58:34
○ 2017-12-17 15:30:00
○ 2026-08-08 21:55:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| eu | x.dns.eu, w.dns.eu, y.dns.eu, be.dns.eu... | - |
| simopt.eu | ns3.websupport.eu, ns2.websupport.cz, ns1.websupport.cz | - |
✅ Authoritative Response
Server:45.10.97.11
NS records: ns3.websupport.eu, ns2.websupport.cz, ns1.websupport.cz
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 937ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 194.145.180.44 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
IP Addresses
simopt.eu directs to one IP number, which is 194.145.180.44.
simopt.eu shares its IP numbers with other host names like _dc-mx.e6f4e20f6d98.energyencyclopedia.com, d4562-vm5.masterinter.net and simopt.cz.
Name Servers
simopt.eu has three name servers — ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
simopt.eu has at least partial name server overlap with other domains, such as rehabps.cz, itc-solution.com, kolonial.cz and two others.
These name servers tend to appear together with the name servers ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk.
Each of ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu points to two IP numbers. ns1.websupport.cz points to 45.10.97.11 and 2a10:bbc0::11. ns2.websupport.cz points to 185.71.159.12 and 2a02:250:3::12. ns3.websupport.eu points to 45.10.97.13 and 2a10:bbc0::13.