offside.cz - dns.ninja
offside.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 209.250.224.249🇬🇧 AS-VULTR209.250.224.0/21 Vultr Assigned Prefix | ||||||
| PTR | 209.250.224.249.vultrusercontent.com | ||||||
| NS | ns.parktons.com ⭐ | ||||||
| A | 46.8.8.88🇨🇿 GRANSY46.8.8.0/24 | ||||||
| NS | beta1.rdrhost.com | ||||||
| A | 209.250.224.249🇬🇧 AS-VULTR209.250.224.0/21 Vultr Assigned Prefix | ||||||
| PTR | 209.250.224.249.vultrusercontent.com | ||||||
| NS | beta2.rdrhost.com | ||||||
| A | 45.76.135.224🇬🇧 AS-VULTR45.76.128.0/20 Vultr Assigned Prefix | ||||||
| PTR | 45.76.135.224.vultrusercontent.com | ||||||
| MX | mail.parktons.com ⭐ | ||||||
| A | 155.138.212.151🇺🇸 AS-VULTR155.138.192.0/19 Vultr Assigned Prefix | ||||||
| PTR | 155-138-212-151.lum-int.io | ||||||
| SOA | ns.parktons.comroot@parktons.com serial=2617179285 | ||||||
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=1781426836 | ||||||
Same first word
Similar names
DNS History
11 records (5 active, 6 former)
●NSbeta1.rdrhost.com2026-04-02 → 2026-06-14 · 3 obs
● 2026-04-02 03:43:46
● 2026-06-14 09:08:58
●NSbeta2.rdrhost.com2026-04-02 → 2026-06-14 · 3 obs
● 2026-04-02 03:43:46
● 2026-06-14 09:08:58
○NSns.gransy.com2016-06-17 → 2017-07-03 · 4 obs
● 2017-07-03 14:24:42
○ 2026-04-02 03:43:46
○ 2026-06-14 09:08:58
●NSns.parktons.com2026-04-02 → 2026-06-14 · 3 obs
● 2026-04-02 03:43:46
● 2026-06-14 09:08:58
○NSns2.gransy.com2016-06-17 → 2017-07-03 · 4 obs
● 2017-07-03 14:24:42
○ 2026-04-02 03:43:46
○ 2026-06-14 09:08:58
○NSns3.gransy.com2016-06-17 → 2017-07-03 · 4 obs
● 2017-07-03 14:24:42
○ 2026-04-02 03:43:46
○ 2026-06-14 09:08:58
○NSns4.gransy.com2016-06-17 → 2017-07-03 · 4 obs
● 2017-07-03 14:24:42
○ 2026-04-02 03:43:46
○ 2026-06-14 09:08:58
○NSns5.gransy.com2016-06-17 → 2017-07-03 · 4 obs
● 2017-07-03 14:24:42
○ 2026-04-02 03:43:46
○ 2026-06-14 09:08:58
●MXmail.parktons.com2026-04-02 → 2026-06-14 · 2 obs
● 2026-06-14 09:08:58
●A209.250.224.2492026-04-02 → 2026-06-14 · 3 obs
● 2026-04-02 03:43:46
● 2026-06-14 09:08:58
○A77.78.104.32016-06-17 → 2017-07-03 · 4 obs
● 2017-07-03 14:24:42
○ 2026-04-02 03:43:46
○ 2026-06-14 09:08:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| offside.cz | beta1.rdrhost.com, beta2.rdrhost.com | - |
✅ Authoritative Response
Server:45.76.135.224
NS records: beta1.rdrhost.com, beta2.rdrhost.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for offside.cz (unsigned zone)
⏱️ Timing
Total: 1033ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 209.250.224.249 |
| NS | 2 | beta1.rdrhost.com, beta2.rdrhost.com |
| MX | 1 | mail.parktons.com (pri: 10) |
| SOA | 1 | ns.parktons.com root.parktons.com |
Analysis
IP Addresses
offside.cz directs to one IP number, which is 209.250.224.249.
Among the host names that share IP numbers with offside.cz are mail.skip.cz, nudistka.cz, emusic.cz and two others.
Name Servers
The authoritative name servers for offside.cz are ns.parktons.com, beta1.rdrhost.com and beta2.rdrhost.com — three in total.
There is at least partial name server overlap between offside.cz and other domains — s.opendsp.com.domain.name, bravix-selmar.net, 163-user27.scnet.cz and two more among them.
These name servers regularly appear alongside ns2.parktons.com, alpha1.rdrhost.com, alpha2.rdrhost.com and 7 other name servers in NS record sets.
The hostnames ns.parktons.com, beta1.rdrhost.com and beta2.rdrhost.com each resolve to a single IP: ns.parktons.com → 46.8.8.88, beta1.rdrhost.com → 209.250.224.249, beta2.rdrhost.com → 45.76.135.224.
Mail Servers
offside.cz routes its mail through a single mail server, mail.parktons.com.
offside.cz has the same mail server arrangement as a number of other domains, for example kamagra-kamagra.cz, 174-user28.scnet.cz, drcabrio.com and two more.
mail.parktons.com directs to just one IP number, 155.138.212.151.