obitko.cz - robtex.com
obitko.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.0.235.65🇨🇿 CASABLANCA-AS81.0.232.0/21 Casablanca INT | ||||||
| PTR | navolnenoze.cz | ||||||
| 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 | smtp01.myhostedservice.com ⭐ | ||||||
| TXT | MS=ms1174421195 | ||||||
| SOA | ns.web4u.czadmin@web4u.cz 2009-02-14 #1 | ||||||
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=1785143838 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●MXsmtp01.myhostedservice.com2015-07-10 → 2026-07-27 · 2 obs
● 2026-07-27 09:52:54
●A81.0.235.652015-07-10 → 2026-07-27 · 2 obs
● 2026-07-27 09:52:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| obitko.cz | ns.web4u.cz, ns2.web4u.cz | 4 records |
✅ Authoritative Response
Server:85.207.53.12
NS records: ns.web4u.cz, ns2.web4u.cz
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1769ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.0.235.65 |
| NS | 2 | ns.web4u.cz, ns2.web4u.cz |
| MX | 1 | smtp01.myhostedservice.com (pri: 10) |
| TXT | 1 | MS=ms1174421195 |
| SOA | 1 | ns.web4u.cz admin.web4u.cz |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns.web4u.cz, ns.web4u.cz, ns2.web4u.cz...)
Analysis
IP Addresses
obitko.cz resolves to one IP address: 81.0.235.65.
paprok.com, seval.pl, zemanec.com and two other host names share IP numbers with obitko.cz.
Name Servers
obitko.cz uses two name servers for its delegation: ns2.web4u.cz and ns.web4u.cz.
obitko.cz uses the same name servers as several other domains — among them mxhosting.eu, politix.cz, act2learn.com and two more.
The two host names ns2.web4u.cz and ns.web4u.cz each have a pair of IP addresses: ns2.web4u.cz has 85.207.53.12 and 2a02:a40:100:28ff::12, and ns.web4u.cz has 185.14.224.241 and 2001:1568:fd::241.
Mail Servers
Mail for obitko.cz is handled by a single mail server, smtp01.myhostedservice.com.
The mail server configuration of obitko.cz is identical to that of other domains — adc-staging.de being one example.
obitko.cz has at least partial mail server overlap with other domains such as hirnfrei.net, bhrun.com, decode18.com and two more.
These mail servers commonly co-occur with mail servers smtp02.myhostedservice.com, aspmx2.googlemail.com, aspmx3.googlemail.com and 6 others.