impavido.cz - robtex.com
impavido.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 77.78.106.36🇨🇿 CASABLANCA-AS77.78.96.0/20 Casablanca INT | ||||||
| PTR | srv1.4ws.cz | ||||||
| NS | ns.grdns.cz ⭐ | ||||||
| A | 2001:15e8:101:1::c268🇨🇿 INTERNET-CZ2001:15e8::/32 | ||||||
| PTR | ns.grdns.cz | ||||||
| A | 81.2.194.104🇨🇿 INTERNET-CZ81.2.192.0/18 INTERNET CZ, a.s. | ||||||
| PTR | ns.grdns.cz | ||||||
| NS | ns.grdns.it | ||||||
| A | 2a00:6d41:2:1::7🇮🇹 ARUBA-ASN2a00:6d41::/32 Aruba S.p.A. IPv6 Network | ||||||
| PTR | ns.grdns.it | ||||||
| A | 95.110.254.167🇮🇹 ARUBA-ASN95.110.192.0/18 Aruba S.p.A. Network | ||||||
| PTR | ns.grdns.it | ||||||
| MX | mail.4ws.cz ⭐ | ||||||
| A | 77.78.106.41🇨🇿 CASABLANCA-AS77.78.96.0/20 Casablanca INT | ||||||
| PTR | mx.4ws.cz | ||||||
| TXT | v=spf1 a mx include:_spf.4ws.cz ~all | ||||||
| SOA | ns.grdns.czadmin@forpsi.com 2023-01-30 #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=1786589242 | ||||||
Same first word
DNS History
13 records (4 active, 9 former)
○NSns.gransy.com2015-05-04 → 2017-11-03 · 4 obs
● 2017-11-03 13:58:22
○ 2026-04-01 01:20:08
○ 2026-08-13 03:04:38
●NSns.grdns.cz2026-04-01 → 2026-08-13 · 3 obs
● 2026-04-01 01:20:08
● 2026-08-13 03:04:38
●NSns.grdns.it2026-04-01 → 2026-08-13 · 3 obs
● 2026-04-01 01:20:08
● 2026-08-13 03:04:38
○NSns2.gransy.com2015-05-04 → 2017-11-03 · 4 obs
● 2017-11-03 13:58:22
○ 2026-04-01 01:20:08
○ 2026-08-13 03:04:38
○NSns3.gransy.com2015-05-04 → 2017-11-03 · 4 obs
● 2017-11-03 13:58:22
○ 2026-04-01 01:20:08
○ 2026-08-13 03:04:38
○NSns4.gransy.com2015-05-04 → 2017-11-03 · 4 obs
● 2017-11-03 13:58:22
○ 2026-04-01 01:20:08
○ 2026-08-13 03:04:38
○NSns5.gransy.com2015-05-04 → 2017-11-03 · 4 obs
● 2017-11-03 13:58:22
○ 2026-04-01 01:20:08
○ 2026-08-13 03:04:38
●MXmail.4ws.cz2026-04-01 → 2026-08-13 · 3 obs
● 2026-04-01 01:20:08
● 2026-08-13 03:04:38
○MXmail.gransy.com2015-05-04 → 2017-11-03 · 4 obs
● 2017-11-03 13:58:22
○ 2026-04-01 01:20:08
○ 2026-08-13 03:04:38
○MXmail2.gransy.com2015-05-04 → 2017-11-03 · 4 obs
● 2017-11-03 13:58:22
○ 2026-04-01 01:20:08
○ 2026-08-13 03:04:38
○A2001:1528:137::c2015-05-04 → 2017-11-03 · 4 obs
● 2017-11-03 13:58:22
○ 2026-04-01 01:20:08
○ 2026-08-13 03:04:38
○A77.78.104.1002015-05-04 → 2017-11-03 · 4 obs
● 2017-11-03 13:58:22
○ 2026-04-01 01:20:08
○ 2026-08-13 03:04:38
●A77.78.106.362026-04-01 → 2026-08-13 · 3 obs
● 2026-04-01 01:20:08
● 2026-08-13 03:04:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| impavido.cz | ns.grdns.cz, ns.grdns.it | 2 records |
✅ Authoritative Response
Server:81.2.194.104
NS records: ns.grdns.cz, ns.grdns.it
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for impavido.cz (unsigned zone)
⏱️ Timing
Total: 1011ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 77.78.106.36 |
| NS | 2 | ns.grdns.cz, ns.grdns.it |
| MX | 1 | mail.4ws.cz (pri: 10) |
| TXT | 1 | v=spf1 a mx include:_spf.4ws.cz ~all |
| SOA | 1 | ns.grdns.cz admin.forpsi.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.grdns.cz, ns.grdns.cz)
Analysis
IP Addresses
impavido.cz points to a single IP number: 77.78.106.36.
Additional host names — ulimex.cz, stamoplast.cz, popela.cz and two others — share IP numbers with impavido.cz.
Name Servers
The NS records for impavido.cz delegate to ns.grdns.cz and ns.grdns.it.
impavido.cz shares its name server setup with other domains, including lichoceves.cz, kup-kolo.cz, backbone.cz and two others.
ns.grdns.cz resolves to 81.2.194.104 and 2001:15e8:101:1::c268. Likewise, ns.grdns.it resolves to 95.110.254.167 and 2a00:6d41:2:1::7 — two IP addresses apiece.
Mail Servers
impavido.cz has one mail server: mail.4ws.cz.
impavido.cz shares the same mail server setup as other domains, including abelektro.com, 4works.cz, stavo-servis.cz and two others.
impavido.cz shares mail servers — at least in part — with other domains, including obalymancik.cz, sbdocelar.cz, dsk.cz and two others.
mail.4ws.cz resolves to 77.78.106.41 and no other IP number.