iii.cz - robtex.com
iii.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.2.234.18🇨🇿 INTERNET-CZ81.2.192.0/18 INTERNET CZ, a.s. | ||||||
| PTR | ns.raby.cz | ||||||
| NS | ns3.raby.cz ⭐ | ||||||
| A | 2001:15e8:110:4fa7::1🇨🇿 INTERNET-CZ2001:15e8::/32 | ||||||
| PTR | ns3.raby.cz | ||||||
| A | 80.211.208.167🇨🇿 INTERNET-CZ80.211.192.0/19 INTERNET CZ,a.s. | ||||||
| PTR | ns3.raby.cz | ||||||
| NS | ns.raby.cz | ||||||
| A | 2001:15e8:110:212::1🇨🇿 INTERNET-CZ2001:15e8::/32 | ||||||
| PTR | ns.raby.cz | ||||||
| A | 81.2.234.18🇨🇿 INTERNET-CZ81.2.192.0/18 INTERNET CZ, a.s. | ||||||
| PTR | ns.raby.cz | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns.raby.czhostmaster@ns1.raby.cz serial=1707206898 | ||||||
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=1784812643 | ||||||
Same first word
DNS History
10 records (3 active, 7 former)
○NSns.iii.cz2015-08-20 → 2015-08-20 · 3 obs
○ 2015-10-22 04:58:28
○ 2026-07-23 14:03:58
○NSns.pardub.cz2015-08-20 → 2015-12-28 · 4 obs
● 2015-12-28 01:12:54
○ 2016-01-02 23:13:48
○ 2026-07-23 14:03:58
●NSns.raby.cz2026-07-07 → 2026-07-23 · 3 obs
● 2026-07-07 12:43:06
● 2026-07-23 14:03:58
○NSns1.raby.cz2016-01-02 → 2017-08-15 · 5 obs
● 2016-01-02 23:13:48
● 2017-08-15 09:01:42
○ 2026-07-07 12:43:06
○ 2026-07-23 14:03:58
○NSns2.pardub.cz2015-08-20 → 2015-12-28 · 4 obs
● 2015-12-28 01:12:54
○ 2016-01-02 23:13:48
○ 2026-07-23 14:03:58
○NSns2.raby.cz2016-01-02 → 2016-01-02 · 4 obs
● 2016-01-02 23:13:48
○ 2016-03-30 17:11:20
○ 2026-07-23 14:03:58
●NSns3.raby.cz2016-03-30 → 2026-07-23 · 3 obs
● 2016-03-30 17:11:20
● 2026-07-23 14:03:58
○A77.236.206.162015-08-20 → 2015-12-28 · 4 obs
● 2015-12-28 01:12:54
○ 2016-01-02 23:13:48
○ 2026-07-23 14:03:58
●A81.2.234.182026-07-07 → 2026-07-23 · 3 obs
● 2026-07-07 12:43:06
● 2026-07-23 14:03:58
○A81.2.242.1712016-01-02 → 2017-08-15 · 5 obs
● 2016-01-02 23:13:48
● 2017-08-15 09:01:42
○ 2026-07-07 12:43:06
○ 2026-07-23 14:03:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| iii.cz | ns.raby.cz, ns3.raby.cz | 4 records |
✅ Authoritative Response
Server:81.2.234.18
NS records: ns.raby.cz, ns3.raby.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for iii.cz (unsigned zone)
⏱️ Timing
Total: 932ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.2.234.18 |
| NS | 2 | ns.raby.cz, ns3.raby.cz |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns.raby.cz hostmaster.ns1.raby.cz |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns.raby.cz, ns.raby.cz, ns3.raby.cz...)
Analysis
IP Addresses
iii.cz resolves to just one IP address, 81.2.234.18.
Two other host names, along with turistu.cz, arena.cz and moravaslezsko.cz, also share IP numbers with iii.cz.
Name Servers
DNS delegation for iii.cz points to two name servers: ns3.raby.cz and ns.raby.cz.
iii.cz shares its NS records with other domains, for example obcan.cz, steeplechase.cz, databanka.cz and two others.
iii.cz partially shares its NS delegation with several other domains, including tradice.eu, vychodni-cechy.eu, zamky.com and two others.
These name servers often co-occur with the name servers ns2.raby.cz.
ns3.raby.cz directs to 80.211.208.167 and 2001:15e8:110:4fa7::1. ns.raby.cz directs to 81.2.234.18 and 2001:15e8:110:212::1. Each host name carries two IP addresses.