oftis.cz - robtex.com
oftis.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=1783176440 | ||||||
Subdomains
Same first word
Similar names
DNS History
12 records (7 active, 5 former)
○NSalfa.ns.active24.cz2015-07-22 → 2017-01-08 · 4 obs
● 2017-01-08 22:46:08
○ 2026-06-13 08:24:34
○ 2026-07-04 15:38:14
○NSbeta.ns.active24.cz2015-07-22 → 2017-01-08 · 4 obs
● 2017-01-08 22:46:08
○ 2026-06-13 08:24:34
○ 2026-07-04 15:38:14
○NSgama.ns.active24.sk2015-07-22 → 2017-01-08 · 4 obs
● 2017-01-08 22:46:08
○ 2026-06-13 08:24:34
○ 2026-07-04 15:38:14
●NSns1.websupport.cz2026-06-13 → 2026-07-04 · 3 obs
● 2026-06-13 08:24:34
● 2026-07-04 15:38:14
●NSns2.websupport.cz2026-06-13 → 2026-07-04 · 3 obs
● 2026-06-13 08:24:34
● 2026-07-04 15:38:14
●NSns3.websupport.eu2026-06-13 → 2026-07-04 · 3 obs
● 2026-06-13 08:24:34
● 2026-07-04 15:38:14
○MXmail.toaster.cz2015-07-22 → 2017-01-08 · 4 obs
● 2017-01-08 22:46:08
○ 2026-06-13 08:24:34
○ 2026-07-04 15:38:14
●MXmailin1.oftis.cz2026-06-13 → 2026-07-04 · 3 obs
● 2026-06-13 08:24:34
● 2026-07-04 15:38:14
●MXmailin2.oftis.cz2026-06-13 → 2026-07-04 · 3 obs
● 2026-06-13 08:24:34
● 2026-07-04 15:38:14
○A193.19.177.912015-07-22 → 2017-01-08 · 4 obs
● 2017-01-08 22:46:08
○ 2026-06-13 08:24:34
○ 2026-07-04 15:38:14
●A2a00:4b40:aaaa:2011::62026-06-13 → 2026-07-04 · 3 obs
● 2026-06-13 08:24:34
● 2026-07-04 15:38:14
●A37.9.175.2112026-06-13 → 2026-07-04 · 3 obs
● 2026-06-13 08:24:34
● 2026-07-04 15:38:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| oftis.cz | ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu | - |
✅ Authoritative Response
Server:45.10.97.13
NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 2675ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.211 |
| AAAA | 1 | 2a00:4b40:aaaa:2011::6 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | mailin1.oftis.cz (pri: 10), mailin2.oftis.cz (pri: 100) |
| TXT | 1 | v=spf1 include:spf.emailkampane.cz inclu |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
Hierarchy
mailin1.oftis.cz and mailin2.oftis.cz each fall under oftis.cz as their parent domain.
IP Addresses
oftis.cz resolves to the IP addresses 37.9.175.211 and 2a00:4b40:aaaa:2011::6
Two other host names, along with lp-praha.org, novykomiks.com and www.rozhledny.cz, also share IP numbers with oftis.cz.
Name Servers
The authoritative name servers for oftis.cz are ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu — three in total.
oftis.cz shares at least some of its name servers with other domains, including ezona.sk, pro-max.ch, prestocredit.cz and two others.
These name servers are frequently paired with the name servers ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk.
ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu all resolve to exactly two IP numbers apiece: ns1.websupport.cz → 45.10.97.11 and 2a10:bbc0::11; ns2.websupport.cz → 185.71.159.12 and 2a02:250:3::12; ns3.websupport.eu → 45.10.97.13 and 2a10:bbc0::13.
Mail Servers
oftis.cz is served by two mail servers, mailin1.oftis.cz and mailin2.oftis.cz.
The two host names mailin1.oftis.cz and mailin2.oftis.cz each have a pair of IP addresses: mailin1.oftis.cz has 45.13.137.113 and 2a00:4b40:aaaa:2101:45:13:137:111, and mailin2.oftis.cz has 45.13.137.112 and 2a00:4b40:aaaa:2101:45:13:137:112.