orchea.cz - robtex.com
orchea.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| 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 | m.eolympic.cz ⭐ | ||||||
| A | 37.157.196.234🇨🇿 WEDOS37.157.192.0/21 Internet, a.s. | ||||||
| PTR | m.eolympic.cz | ||||||
| SOA | ns.web4u.czadmin@web4u.cz 2010-07-14 #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=1784074639 | ||||||
Same first word
Similar names
DNS History
6 records (3 active, 3 former)
●MXm.eolympic.cz2016-03-09 → 2026-07-15 · 3 obs
● 2016-03-09 00:58:06
● 2026-07-15 00:40:16
○MXmail.orchea.cz2015-04-27 → 2015-12-03 · 4 obs
● 2015-12-03 02:42:16
○ 2016-03-09 00:58:06
○ 2026-07-15 00:40:16
○MXweb1-wedos.eolympic.cz2016-03-09 → 2017-03-22 · 5 obs
● 2016-03-09 00:58:06
● 2017-03-22 04:03:46
○ 2026-06-13 01:00:22
○ 2026-07-15 00:40:16
○A31.31.73.2262015-04-27 → 2017-03-22 · 4 obs
● 2017-03-22 04:03:46
○ 2026-06-13 01:00:22
○ 2026-07-15 00:40:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | c.ns.nic.cz, d.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz | - |
| orchea.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: 597ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns.web4u.cz, ns2.web4u.cz |
| MX | 1 | m.eolympic.cz (pri: 10) |
| SOA | 1 | ns.web4u.cz admin.web4u.cz |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns.web4u.cz, ns2.web4u.cz, ns.web4u.cz...)
Analysis
Name Servers
orchea.cz is delegated to two name servers: ns2.web4u.cz and ns.web4u.cz.
orchea.cz uses the same name servers as several other domains — among them hermann.cz, netset.cz, nomess.cz and two more.
ns2.web4u.cz and ns.web4u.cz each resolve to two IP addresses: ns2.web4u.cz points to 85.207.53.12 and 2a02:a40:100:28ff::12, while ns.web4u.cz points to 185.14.224.241 and 2001:1568:fd::241.
Mail Servers
Mail for orchea.cz is handled by a single mail server, m.eolympic.cz.
The mail server configuration of orchea.cz is identical to that of other domains — rozensky.cz being one example.
orchea.cz shares mail servers with at least some other domains, such as cgroup.cz, eolympic.cz and m.eolympic.cz.
This set of mail servers commonly appears together with the mail servers web1-wedos.eolympic.cz.
m.eolympic.cz resolves to a single IP number: 37.157.196.234.