sourcecode.cz - robtex.com
sourcecode.cz
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.one.cz ⚠️ Not in zone NS records | ||||||
| A | 2001:470:6f:864::1🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns1.one.cz | ||||||
| A | 46.149.113.151🇨🇿 ALFSERVIS-AS46.149.112.0/20 Route object 1 AlfServis s.r.o. | ||||||
| PTR | ns1.one.cz | ||||||
| NS | ns2.one.cz ⚠️ Not in zone NS records | ||||||
| A | 193.85.20.140🇨🇿 TMOBILE-CZ193.85.0.0/16 T-Mobile Czech Republic a.s. | ||||||
| PTR | ns2.one.cz | ||||||
| NS | ns3.one.cz ⚠️ Not in zone NS records | ||||||
| A | 2001:470:6f:30f::1:1🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns3.one.cz | ||||||
| A | 46.149.113.187🇨🇿 ALFSERVIS-AS46.149.112.0/20 Route object 1 AlfServis s.r.o. | ||||||
| PTR | ns3.one.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=1787390244 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
3 records (3 active, 0 former)
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | c.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| sourcecode.cz | ns1.one.cz, ns3.one.cz, ns2.one.cz | 5 records |
✅ Authoritative Response
Server:193.85.20.140
NS records: ns1.one.cz, ns3.one.cz, ns2.one.cz
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
No DNSKEY for sourcecode.cz
⏱️ Timing
Total: 682ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 5
Out-of-bailiwick: 5 (ns3.one.cz, ns2.one.cz, ns1.one.cz...)
Analysis
Name Servers
Three name servers are authoritative for sourcecode.cz: ns1.one.cz, ns2.one.cz and ns3.one.cz.
sourcecode.cz partially shares its NS delegation with several other domains, including one.info, doporuc.cz, asis.cz and two others.
Host names pointing to two IP addresses:
ns1.one.cz maps to two IP addresses — 46.149.113.151 and 2001:470:6f:864::1.
ns3.one.cz maps to two IP addresses — 46.149.113.187 and 2001:470:6f:30f::1:1.
Host names resolving to a single IP address:
ns2.one.cz points to the IP address 193.85.20.140.