cfsas.cz - robtex.com
cfsas.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=1785640641 | ||||||
Same first word
Similar names
DNS History
10 records (10 active, 0 former)
●MXb9163cc22daf08a6.mx1.emailprofi.seznam.cz2026-04-27 → 2026-08-02 · 2 obs
● 2026-08-02 03:56:58
●MXb9163cc22daf08a6.mx2.emailprofi.seznam.cz2026-04-27 → 2026-08-02 · 2 obs
● 2026-08-02 03:56:58
●A2a01:430:53::8300:2012026-04-27 → 2026-08-02 · 2 obs
● 2026-08-02 03:56:58
●A2a01:430:53::8300:2022026-04-27 → 2026-08-02 · 2 obs
● 2026-08-02 03:56:58
●A83.167.244.2012026-04-27 → 2026-08-02 · 2 obs
● 2026-08-02 03:56:58
●A83.167.244.2022026-04-27 → 2026-08-02 · 2 obs
● 2026-08-02 03:56:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | d.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz | 8 records |
| cfsas.cz | ns.wedos.cz, ns.wedos.eu, ns.wedos.com, ns.wedos.net | 4 records |
✅ Authoritative Response
Server:45.138.106.1
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: 1224ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 83.167.244.201, 83.167.244.202 |
| AAAA | 2 | 2a01:430:53::8300:201, 2a01:430:53::8300:202 |
| NS | 4 | ns.wedos.eu, ns.wedos.com... |
| MX | 2 | b9163cc22daf08a6.mx2.emailprofi.seznam.c, b9163cc22daf08a6.mx1.emailprofi.seznam.c |
| SOA | 1 | ns.wedos.com wedos.wedos.com |
📌 Glue Records Collected
Total: 12
In-bailiwick: 8 (a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz...)
Out-of-bailiwick: 4 (ns.wedos.cz, ns.wedos.cz, ns.wedos.cz...)
Analysis
IP Addresses
cfsas.cz directs to four IP numbers, which are 83.167.244.201, 83.167.244.202, 2a01:430:53::8300:201 and 2a01:430:53::8300:202.
nutrion.eu, nazampachu.cz, marieclaire.cz plus two other host names have IP numbers in common with cfsas.cz.
Name Servers
Four name servers handle the delegation for cfsas.cz: ns.wedos.com, ns.wedos.cz, ns.wedos.eu and ns.wedos.net.
The name servers of cfsas.cz overlap at least partially with those of other domains — among them pret.cz, archina.eu, r-spacek.cz and two more.
Host names with four IP addresses:
ns.wedos.cz resolves 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 resolves 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 pointing to two IP addresses:
ns.wedos.com resolves to two addresses: 45.138.106.0 and 2a0e:acc0:1::cafe:cafe:cafe.
ns.wedos.eu resolves to two addresses: 185.8.238.0 and 2a0e:acc0:2::b:1:b1.
Mail Servers
cfsas.cz uses two mail servers, b9163cc22daf08a6.mx1.emailprofi.seznam.cz and b9163cc22daf08a6.mx2.emailprofi.seznam.cz.
b9163cc22daf08a6.mx1.emailprofi.seznam.cz and b9163cc22daf08a6.mx2.emailprofi.seznam.cz both carry two IP addresses. The A records for b9163cc22daf08a6.mx1.emailprofi.seznam.cz are 77.75.77.56 and 2a02:598:2::1056; the A records for b9163cc22daf08a6.mx2.emailprofi.seznam.cz are 77.75.77.146 and 2a02:598:2::1146.