itdr.cz - robtex.com
itdr.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=1777193238 | ||||||
Same first word
Similar names
DNS History
13 records (11 active, 2 former)
●MXalt1.aspmx.l.google.com2026-04-23 → 2026-04-26 · 2 obs
● 2026-04-26 09:14:30
●MXalt2.aspmx.l.google.com2026-04-23 → 2026-04-26 · 2 obs
● 2026-04-26 09:14:30
●MXalt3.aspmx.l.google.com2026-04-23 → 2026-04-26 · 2 obs
● 2026-04-26 09:14:30
●MXalt4.aspmx.l.google.com2026-04-23 → 2026-04-26 · 2 obs
● 2026-04-26 09:14:30
●MXaspmx.l.google.com2026-04-23 → 2026-04-26 · 2 obs
● 2026-04-26 09:14:30
●A185.8.237.222026-04-23 → 2026-04-26 · 3 obs
● 2026-04-23 06:45:20
● 2026-04-26 09:14:30
○A2a02:2b88:1:4::162015-08-13 → 2017-03-21 · 4 obs
● 2017-03-21 15:39:40
○ 2026-04-23 06:45:20
○ 2026-04-26 09:14:30
●A2a0e:acc0::d222026-04-23 → 2026-04-26 · 3 obs
● 2026-04-23 06:45:20
● 2026-04-26 09:14:30
○A46.28.105.22015-08-13 → 2017-03-21 · 4 obs
● 2017-03-21 15:39:40
○ 2026-04-23 06:45:20
○ 2026-04-26 09:14:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| itdr.cz | ns.wedos.cz, ns.wedos.eu, ns.wedos.com, ns.wedos.net | 4 records |
✅ Authoritative Response
Server:185.8.238.1
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: 1178ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.8.237.22 |
| AAAA | 1 | 2a0e:acc0::d22 |
| NS | 4 | ns.wedos.net, ns.wedos.cz... |
| MX | 5 | aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 1 | google-site-verification=8PRTwShXgcD3gy9 |
| 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
IP Addresses
itdr.cz points to two IP numbers: 2a0e:acc0::d22 and 185.8.237.22.
Other host names such as hypomarket.cz, corey.cz, madrista.cz, (0x787878)free.eu and malongo.cz share IPs with itdr.cz.
Name Servers
itdr.cz is delegated to four name servers: ns.wedos.com, ns.wedos.cz, ns.wedos.eu and ns.wedos.net.
itdr.cz at least partially shares name servers with other domains, for example onlysponsors.com, hubi.cz, impresia.eu, cay.cz and zahradyprojekty.cz.
Host names with four IP numbers:
ns.wedos.cz points to: 2a0e:acc0:1::caff:caff:cafb, 2a0e:acc0:2::c:1:c1, 45.138.106.1 and 185.8.238.1.
ns.wedos.net points to: 2600:9000:a419:5a54:19f7:a614:36fd:2825, 2600:9000:a705:25bb:c632:5e5a:dd9c:1e46, 75.2.92.86 and 99.83.142.9.
Host names with two IP numbers:
ns.wedos.com points to: 2a0e:acc0:1::cafe:cafe:cafe and 45.138.106.0.
ns.wedos.eu points to: 2a0e:acc0:2::b:1:b1 and 185.8.238.0.
Mail Servers
itdr.cz is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
itdr.cz shares at least partially some mail servers with other domains, for instance plearn.finance, myproperty.com.cy, fornavi.net, bringaloop.com and cet-la.net.
These mail servers are often used with aspmx2.googlemail.com and aspmx3.googlemail.com.
Host names with two IP numbers
Each host name points to two IP numbers:
aspmx.l.google.com points to 2607:f8b0:4023:c0d::1a and 74.125.137.26
alt1.aspmx.l.google.com points to 2800:3f0:4003:c0f::1a and 108.177.123.27
alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1b and 172.253.116.27
alt3.aspmx.l.google.com points to 2a00:1450:4009:c0f::1b and 192.178.223.26
alt4.aspmx.l.google.com points to 2a00:1450:400c:c00::1a and 173.194.76.27