programko.net - robtex.com
programko.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:28:ca:125::1🇨🇿 SuperNetwork2a01:28::/32 s.r.o. | ||||||
| A | 88.86.119.233🇨🇿 SuperNetwork88.86.96.0/19 s.r.o. | ||||||
| NS | ns2.web4u.cz ⭐ | ||||||
| A | 2a02:a40:100:28ff::12🇨🇿 BlueTone-AS2a02:a40::/32 Ceske Radiokomunikace, a.s. | ||||||
| PTR | ns2.web4u.cz | ||||||
| A | 85.207.53.12🇨🇿 BlueTone-AS85.207.0.0/16 BlueTone-CRa-CZ Fourth address block | ||||||
| PTR | ns2.web4u.cz | ||||||
| NS | ns.web4u.cz | ||||||
| A | 2001:1568:fd::241🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | ns.web4u.cz | ||||||
| A | 185.14.224.241🇨🇿 WEB4U185.14.224.0/23 | ||||||
| PTR | ns.web4u.cz | ||||||
| MX | mx.web4u.cz ⭐ | ||||||
| A | 2001:1568::7012🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | mx.web4u.cz | ||||||
| A | 81.91.87.12🇨🇿 WEB4U81.91.80.0/21 | ||||||
| SOA | ns.web4u.czadmin@web4u.cz 2021-01-25 #1 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1788206435 | ||||||
Same first word
programko.cz |
programko.net |
programko.sk |
programko.com |
Similar names
markpogor.net |
markgopro.com |
programok.com |
okprogram.com |
programok.info |
korpogram.com |
korpogram.app |
okprogram.org |
promkargo.ru |
Previous names
Next names
DNS History
5 records (5 active, 0 former)
●A2a01:28:ca:125::12026-08-29 → 2026-08-31 · 2 obs
● 2026-08-31 20:07:50
●A88.86.119.2332026-08-29 → 2026-08-31 · 2 obs
● 2026-08-31 20:07:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | g.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net, h.gtld-servers.net... | - |
| programko.net | ns.web4u.cz, ns2.web4u.cz | - |
✅ Authoritative Response
Server:185.14.224.241
NS records: ns.web4u.cz, ns2.web4u.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for programko.net (unsigned zone)
⏱️ Timing
Total: 1503ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 88.86.119.233 |
| AAAA | 1 | 2a01:28:ca:125::1 |
| NS | 2 | ns.web4u.cz, ns2.web4u.cz |
| MX | 1 | mx.web4u.cz (pri: 10) |
| SOA | 1 | ns.web4u.cz admin.web4u.cz |
Analysis
IP Addresses
programko.net points to the IP addresses 88.86.119.233 and 2a01:28:ca:125::1
Two other host names, along with frontend.cz, oabk.cz and mail.mikmik.cz, also share IP numbers with programko.net.
Name Servers
programko.net is served by two delegated name servers, ns2.web4u.cz and ns.web4u.cz.
programko.net shares its NS records with other domains, for example czechmuaythai.cz, ptszsoft.cz, fjstyle.cz and two others.
Each of the two host names carries two IP addresses: ns2.web4u.cz points to 85.207.53.12 and 2a02:a40:100:28ff::12, and ns.web4u.cz points to 185.14.224.241 and 2001:1568:fd::241.
Mail Servers
The sole mail server for programko.net is mx.web4u.cz.
Among the domains sharing a mail server setup with programko.net are zahradnictvi-branka.cz, vysocan.eu, dilafine.com and two others.
programko.net has mail servers in common with other domains — plynove-vzpery.cz being one example.
mx.web4u.cz resolves to two IP numbers — 81.91.87.12 and 2001:1568::7012.