grest.cz - robtex.com
grest.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=1780229834 | ||||||
Subdomains
smtp.grest.cz |
Same first word
Similar names
DNS History
13 records (8 active, 5 former)
○NSns.ebola.cz2015-06-21 → 2016-06-19 · 4 obs
● 2016-06-19 10:44:42
○ 2017-01-29 05:56:40
○ 2026-05-31 12:40:34
●NSns.wedos.com2017-01-29 → 2026-05-31 · 3 obs
● 2017-01-29 05:56:40
● 2026-05-31 12:40:34
●NSns.wedos.cz2017-01-29 → 2026-05-31 · 3 obs
● 2017-01-29 05:56:40
● 2026-05-31 12:40:34
●NSns.wedos.eu2017-01-29 → 2026-05-31 · 3 obs
● 2017-01-29 05:56:40
● 2026-05-31 12:40:34
●NSns.wedos.net2017-01-29 → 2026-05-31 · 3 obs
● 2017-01-29 05:56:40
● 2026-05-31 12:40:34
○NSns1.ebola.cz2015-06-21 → 2016-06-19 · 4 obs
● 2016-06-19 10:44:42
○ 2017-01-29 05:56:40
○ 2026-05-31 12:40:34
○NSns2.ebola.cz2015-06-21 → 2016-06-19 · 4 obs
● 2016-06-19 10:44:42
○ 2017-01-29 05:56:40
○ 2026-05-31 12:40:34
○MXsmtp.grest.cz2015-06-21 → 2016-06-19 · 4 obs
● 2016-06-19 10:44:42
○ 2017-01-29 05:56:40
○ 2026-05-31 12:40:34
●MXwes1-mx1.wedos.net2017-01-29 → 2026-05-31 · 3 obs
● 2017-01-29 05:56:40
● 2026-05-31 12:40:34
●MXwes1-mx2.wedos.net2017-01-29 → 2026-05-31 · 3 obs
● 2017-01-29 05:56:40
● 2026-05-31 12:40:34
●A2a02:2b88:1:4::962017-01-29 → 2026-05-31 · 3 obs
● 2017-01-29 05:56:40
● 2026-05-31 12:40:34
●A46.28.106.312017-01-29 → 2026-05-31 · 3 obs
● 2017-01-29 05:56:40
● 2026-05-31 12:40:34
○A95.168.206.1932015-06-21 → 2016-06-19 · 4 obs
● 2016-06-19 10:44:42
○ 2017-01-29 05:56:40
○ 2026-05-31 12:40:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | d.ns.nic.cz, c.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz | - |
| grest.cz | ns.wedos.cz, ns.wedos.eu, ns.wedos.com, ns.wedos.net | 4 records |
✅ Authoritative Response
Server:185.8.238.0
NS records: ns.wedos.cz, ns.wedos.eu, ns.wedos.com, ns.wedos.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 2684ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 46.28.106.31 |
| AAAA | 1 | 2a02:2b88:1:4::96 |
| NS | 4 | ns.wedos.eu, ns.wedos.com... |
| MX | 2 | wes1-mx2.wedos.net (pri: 1), wes1-mx1.wedos.net (pri: 1) |
| SOA | 1 | ns.wedos.net wedos.wedos.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns.wedos.cz, ns.wedos.cz, ns.wedos.cz...)
Analysis
Hierarchy
The domain smtp.grest.cz falls under the parent grest.cz.
IP Addresses
grest.cz points to two IP numbers: 46.28.106.31 and 2a02:2b88:1:4::96.
Additional host names — mail.instal-chroustovice.cz, erpio.cloud, 233.214.ip.fryzl.net and two others — share IP numbers with grest.cz.
Name Servers
DNS for grest.cz is handled by 4 name servers: ns.wedos.com, ns.wedos.cz, ns.wedos.eu and ns.wedos.net.
At least some of grest.cz's name servers are shared with other domains, for example customguitar.eu, janbohac.cz, cviceniqigong.cz and two more.
Host names with 4 IP numbers:
ns.wedos.cz directs to 45.138.106.1, 185.8.238.1, 2a0e:acc0:1::caff:caff:cafb and 2a0e:acc0:2::c:1:c1.
ns.wedos.net directs to 75.2.92.86, 99.83.142.9, 2600:9000:a419:5a54:19f7:a614:36fd:2825 and 2600:9000:a705:25bb:c632:5e5a:dd9c:1e46.
Host names with two IP numbers:
ns.wedos.com has two IP addresses: 45.138.106.0 and 2a0e:acc0:1::cafe:cafe:cafe.
ns.wedos.eu has two IP addresses: 185.8.238.0 and 2a0e:acc0:2::b:1:b1.
Mail Servers
grest.cz has two mail servers: wes1-mx1.wedos.net and wes1-mx2.wedos.net.
grest.cz shares the same mail server setup as other domains, including hodolany-farnost.cz, huiontablet.cz, flowii.com and two others.
grest.cz shares mail servers — at least in part — with other domains, including 5p4d.cz, sandprinter.com, bajkosvijet.com and two others.
These mail servers are frequently seen alongside the mail servers wes1-mx-backup.wedos.net.
Each of wes1-mx1.wedos.net and wes1-mx2.wedos.net has one IP address: wes1-mx1.wedos.net uses 46.28.106.11 and wes1-mx2.wedos.net uses 46.28.106.12.