sefa.cz - robtex.com
sefa.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 82.208.14.56🇨🇿 CASABLANCA-AS82.208.14.0/24 Casablanca INT | ||||||
| PTR | cs6.cstechnologies.eu | ||||||
| NS | ns.cstechnologies.eu ⭐ | ||||||
| A | 82.208.14.50🇨🇿 CASABLANCA-AS82.208.14.0/24 Casablanca INT | ||||||
| PTR | ns.cstechnologies.eu | ||||||
| NS | ns.cstechnologies.cz | ||||||
| A | 51.77.35.92🇵🇱 OVH51.77.0.0/16 | ||||||
| PTR | ns.cstechnologies.cz | ||||||
| MX | ns.cstechnologies.eu ⭐ | ||||||
| A | 82.208.14.50🇨🇿 CASABLANCA-AS82.208.14.0/24 Casablanca INT | ||||||
| PTR | ns.cstechnologies.eu | ||||||
| MX | relay1.apptocloud.com(10) | ||||||
| A | 185.119.216.144🇨🇿 AppToCloud185.119.216.0/23 | ||||||
| PTR | relay1.apptocloud.com | ||||||
| SOA | ns.cstechnologies.euadmin@cstech.cz serial=637968855 | ||||||
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=1775976462 | ||||||
Same first word
Similar names
DNS History
7 records (5 active, 2 former)
●NSns.cstechnologies.cz2015-07-22 → 2026-04-12 · 2 obs
● 2026-04-12 07:23:24
●NSns.cstechnologies.eu2015-07-22 → 2026-04-12 · 2 obs
● 2026-04-12 07:23:24
○MXns.cstechnologies.cz2015-07-22 → 2017-09-06 · 4 obs
● 2017-09-06 07:31:54
○ 2021-10-27 03:59:38
○ 2026-04-12 07:23:24
●MXns.cstechnologies.eu2015-07-22 → 2026-04-12 · 2 obs
● 2026-04-12 07:23:24
●MXrelay1.apptocloud.com2021-10-27 → 2026-04-12 · 3 obs
● 2021-10-27 03:59:38
● 2026-04-12 07:23:24
○A82.208.14.512015-07-22 → 2017-09-06 · 4 obs
● 2017-09-06 07:31:54
○ 2021-10-27 03:59:38
○ 2026-04-12 07:23:24
●A82.208.14.562021-10-27 → 2026-04-12 · 3 obs
● 2021-10-27 03:59:38
● 2026-04-12 07:23:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| sefa.cz | ns.cstechnologies.cz, ns.cstechnologies.eu | 1 record |
✅ Authoritative Response
Server:82.208.14.50
NS records: ns.cstechnologies.cz, ns.cstechnologies.eu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sefa.cz (unsigned zone)
⏱️ Timing
Total: 1169ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 82.208.14.56 |
| NS | 2 | ns.cstechnologies.eu, ns.cstechnologies.cz |
| MX | 2 | ns.cstechnologies.eu (pri: 5), relay1.apptocloud.com (pri: 10) |
| SOA | 1 | ns.cstechnologies.eu admin.cstech.cz |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns.cstechnologies.cz)
Analysis
IP Addresses
sefa.cz points to a single IP number: 82.208.14.56.
Other host names, for instance retezy.cz, bocus.eu, foma.eu, *.bauch-navratil.cz and bonus-hk.cz share IP numbers with sefa.cz.
Name Servers
Delegation for sefa.cz rests with two name servers, ns.cstechnologies.cz and ns.cstechnologies.eu.
sefa.cz shares the same name server setup as other domains, including xnz.cz, itaco.eu, rechl.cz, autogolem.cz and komon.cz.
sefa.cz at least partially shares name servers with other domains, for instance cstechnologies.cz, zarch.cz, vtv.cz, dotline.cz and cstechnologies.eu.
Host names with one IP number: ns.cstechnologies.cz points to 51.77.35.92; ns.cstechnologies.eu points to 82.208.14.50.
Mail Servers
sefa.cz is handled by two mail servers: relay1.apptocloud.com and ns.cstechnologies.eu.
sefa.cz uses the same mail server configuration as other domains, such as bagry-kolin.cz, vanost.cz, autoskolapasecky.cz, nosek.cz and soused.cz.
sefa.cz shares mail servers with other domains, at least partially, for instance s-bat.cz and jamboz.cz.
Host names with a single IP address map to 185.119.216.144 and the host name relay1.apptocloud.com points to 185.119.216.144.