sourcecore.cz - robtex.com
sourcecore.cz
cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.ns.nic.cz ⭐ | ||||||
| NS | b.ns.nic.cz | ||||||
| NS | c.ns.nic.cz | ||||||
| NS | d.ns.nic.cz | ||||||
| SOA | a.ns.nic.czhostmaster@nic.cz serial=1787438842 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
7 records (7 active, 0 former)
●NSns1.thinline.cz2026-08-20 → 2026-08-22 · 2 obs
● 2026-08-22 22:58:12
●NSns2.thinline.cz2026-08-20 → 2026-08-22 · 2 obs
● 2026-08-22 22:58:12
●NSns3.cesky-hosting.eu2026-08-20 → 2026-08-22 · 2 obs
● 2026-08-22 22:58:12
●MXmx1b20.thinline.cz2026-08-20 → 2026-08-22 · 2 obs
● 2026-08-22 22:58:12
●MXmx1d10.thinline.cz2026-08-20 → 2026-08-22 · 2 obs
● 2026-08-22 22:58:12
●A2001:67c:e94:0:1:5bef:c851:12026-08-20 → 2026-08-22 · 2 obs
● 2026-08-22 22:58:12
●A91.239.200.812026-08-20 → 2026-08-22 · 2 obs
● 2026-08-22 22:58:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | 8 records |
| sourcecore.cz | ns1.thinline.cz, ns2.thinline.cz, ns3.cesky-hosting.eu | 4 records |
✅ Authoritative Response
Server:91.239.200.243
NS records: ns1.thinline.cz, ns2.thinline.cz, ns3.cesky-hosting.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1852ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.239.200.81 |
| AAAA | 1 | 2001:67c:e94:0:1:5bef:c851:1 |
| NS | 3 | ns1.thinline.cz, ns2.thinline.cz... |
| MX | 2 | mx1b20.thinline.cz (pri: 20), mx1d10.thinline.cz (pri: 10) |
| SOA | 1 | ns1.thinline.cz hostmaster.sourcecore.cz |
📌 Glue Records Collected
Total: 12
In-bailiwick: 8 (a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz...)
Out-of-bailiwick: 4 (ns1.thinline.cz, ns2.thinline.cz, ns1.thinline.cz...)
Analysis
IP Addresses
sourcecore.cz resolves to the IP addresses 91.239.200.81 and 2001:67c:e94:0:1:5bef:c851:1
superbazar.cz, psychologie-roztyly.cz, studiorozenbery.cz plus two other host names have IP numbers in common with sourcecore.cz.
Name Servers
sourcecore.cz is served by three name servers: ns1.thinline.cz, ns2.thinline.cz and ns3.cesky-hosting.eu.
sourcecore.cz has at least partial name server overlap with other domains, such as parfumeshop.co.uk, dlist.cz, synergysoft.eu and two others.
The hostnames ns1.thinline.cz, ns2.thinline.cz and ns3.cesky-hosting.eu each direct to two IP addresses — ns1.thinline.cz to 91.239.200.243 and 2001:67c:e94:0:1:5bef:c8f3:1, ns2.thinline.cz to 82.100.6.2 and 2001:4de8:fa22:0:1:5264:602:1, and ns3.cesky-hosting.eu to 91.239.202.18 and 2001:67c:e94:1:1:5bef:ca12:1.
Mail Servers
sourcecore.cz uses two mail servers, mx1b20.thinline.cz and mx1d10.thinline.cz.
The mail server setup of sourcecore.cz matches that of other domains such as kumb.com, bamistav.cz, iferdai.cz and two others.
sourcecore.cz partially shares its mail servers with other domains; known examples include greenspol.cz, lifeprofit.cz and svcs.cz.
mx1b20.thinline.cz resolves to 82.100.6.3 and 2001:4de8:fa22:0:1:5264:603:1. Likewise, mx1d10.thinline.cz resolves to 91.239.200.14 and 2001:67c:e94:0:1:5bef:c80e:1 — two IP addresses apiece.