sensor.cz - robtex.com
sensor.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=1771291036 | ||||||
📈 Tranco rank: #957,316
Same first word
Similar names
DNS History
14 records (8 active, 6 former)
●NSalfa.ns.active24.cz2016-03-22 → 2026-03-03 · 3 obs
● 2016-03-22 14:04:36
● 2026-03-03 14:16:12
●NSbeta.ns.active24.cz2016-03-22 → 2026-03-03 · 3 obs
● 2016-03-22 14:04:36
● 2026-03-03 14:16:12
●NSgama.ns.active24.sk2016-03-22 → 2026-03-03 · 3 obs
● 2016-03-22 14:04:36
● 2026-03-03 14:16:12
○NSns1.superhosting.cz2015-08-26 → 2015-12-14 · 4 obs
● 2015-12-14 10:21:52
○ 2016-03-22 14:04:36
○ 2026-03-03 14:16:12
○NSns2.superhosting.cz2015-08-26 → 2015-12-14 · 4 obs
● 2015-12-14 10:21:52
○ 2016-03-22 14:04:36
○ 2026-03-03 14:16:12
○NSns3.superhosting.cz2015-12-14 → 2015-12-14 · 4 obs
● 2015-12-14 10:21:52
○ 2016-03-22 14:04:36
○ 2026-03-03 14:16:12
●MXa2d488f6e1a8ed16.mx1.emailprofi.seznam.cz2026-02-16 → 2026-03-03 · 3 obs
● 2026-02-16 15:43:30
● 2026-03-03 14:16:12
●MXa2d488f6e1a8ed16.mx2.emailprofi.seznam.cz2026-02-16 → 2026-03-03 · 3 obs
● 2026-02-16 15:43:30
● 2026-03-03 14:16:12
○MXmail.superhosting.cz2015-08-26 → 2015-12-14 · 4 obs
● 2015-12-14 10:21:52
○ 2016-03-22 14:04:36
○ 2026-03-03 14:16:12
●A217.16.182.42026-02-16 → 2026-03-03 · 3 obs
● 2026-02-16 15:43:30
● 2026-03-03 14:16:12
●A81.0.235.1392026-02-16 → 2026-03-03 · 3 obs
● 2026-02-16 15:43:30
● 2026-03-03 14:16:12
●A85.132.152.1822026-02-16 → 2026-03-03 · 3 obs
● 2026-02-16 15:43:30
● 2026-03-03 14:16:12
○A88.86.104.182015-08-26 → 2015-12-14 · 4 obs
● 2015-12-14 10:21:52
○ 2016-03-22 14:04:36
○ 2026-03-03 14:16:12
○A89.185.245.1972016-03-22 → 2016-10-07 · 5 obs
● 2016-03-22 14:04:36
● 2016-10-07 18:17:36
○ 2026-02-16 15:43:30
○ 2026-03-03 14:16:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| sensor.cz | alfa.ns.active24.cz, beta.ns.active24.cz, gama.ns.active24.sk | 4 records |
✅ Authoritative Response
Server: 81.95.96.2
NS records: alfa.ns.active24.cz, beta.ns.active24.cz, gama.ns.active24.sk
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1699ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 3 | 81.0.235.139, 85.132.152.182... |
| NS | 3 | alfa.ns.active24.cz, beta.ns.active24.cz... |
| MX | 2 | a2d488f6e1a8ed16.mx1.emailprofi.seznam.c, a2d488f6e1a8ed16.mx2.emailprofi.seznam.c |
| TXT | 4 | v=spf1 include:spf.seznam.cz ~all, facebook-domain-verification=ceaoy4iht9s... |
| SOA | 1 | alfa.ns.active24.cz hostmaster.active24. |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (alfa.ns.active24.cz, alfa.ns.active24.cz, beta.ns.active24.cz...)
Analysis
IP Addresses
sensor.cz points to IPs: 81.0.235.139, 85.132.152.182 and 217.16.182.4.
Other host names, for instance vytvarime.cz, dexhal.cz, nordbeans.com, e-sportshop-app.wpj.cloud and bretton-app.wpj.cloud share IP numbers with sensor.cz.
Name Servers
sensor.cz is delegated to name servers alfa.ns.active24.cz, beta.ns.active24.cz and gama.ns.active24.sk.
sensor.cz at least partially shares name servers with other domains such as orientshop.cz, dodownload.com, simple.cz, vxportal.net and zdikov.cz.
These name servers are commonly used with ns.servery.cz and ns.globe.cz.
Host names with two IP numbers:
alfa.ns.active24.cz points to 2a02:4a8:ac24:100::96:2 and 81.95.96.2.
beta.ns.active24.cz points to 2a00:4b40:1000:590:185:111:90:94 and 185.111.90.94.
gama.ns.active24.sk points to 2a00:1968:0:1002:185:71:158:30 and 185.71.158.30.
Mail Servers
Two mail servers handle sensor.cz: a2d488f6e1a8ed16.mx1.emailprofi.seznam.cz and a2d488f6e1a8ed16.mx2.emailprofi.seznam.cz.
Host names with two IPs:
a2d488f6e1a8ed16.mx1.emailprofi.seznam.cz points to 2a02:598:2::1056 and 77.75.77.56.
a2d488f6e1a8ed16.mx2.emailprofi.seznam.cz points to 2a02:598:2::1146 and 77.75.77.146.