b2bcentrum.com - robtex.com
b2bcentrum.com
| 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 ⚠️ Not in parent delegation | ||||||
| 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 ⚠️ Not in parent delegation | ||||||
| A | 45.76.135.224🇬🇧 AS-VULTR45.76.128.0/20 Vultr Assigned Prefix | ||||||
| PTR | 45.76.135.224.vultrusercontent.com | ||||||
| NS | dns.b2bcentrum.cz ⚠️ Not in zone NS records | ||||||
| A | 209.250.224.249🇬🇧 AS-VULTR209.250.224.0/21 Vultr Assigned Prefix | ||||||
| PTR | 209.250.224.249.vultrusercontent.com | ||||||
| NS | ns02.b2bcentrum.cz ⚠️ Not in zone NS records | ||||||
| A | 209.250.224.249🇬🇧 AS-VULTR209.250.224.0/21 Vultr Assigned Prefix | ||||||
| PTR | 209.250.224.249.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 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774735677 | ||||||
Same first word
b2bcentrum.com |
b2bcentrum.cz |
b2bcentrum.de |
DNS History
7 records (7 active, 0 former)
●NSbeta1.rdrhost.com2026-03-23 → 2026-03-28 · 2 obs
● 2026-03-28 22:22:50
●NSbeta2.rdrhost.com2026-03-23 → 2026-03-28 · 2 obs
● 2026-03-28 22:22:50
●NSdns.b2bcentrum.cz2026-03-23 → 2026-03-28 · 2 obs
● 2026-03-28 22:22:50
●NSns.parktons.com2026-03-23 → 2026-03-28 · 2 obs
● 2026-03-28 22:22:50
●NSns02.b2bcentrum.cz2026-03-23 → 2026-03-28 · 2 obs
● 2026-03-28 22:22:50
●MXmail.parktons.com2026-03-23 → 2026-03-28 · 2 obs
● 2026-03-28 22:22:50
●A209.250.224.2492026-03-23 → 2026-03-28 · 2 obs
● 2026-03-28 22:22:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, a.gtld-servers.net... | - |
| b2bcentrum.com | dns.b2bcentrum.cz, ns02.b2bcentrum.cz | - |
✅ Authoritative Response
Server:209.250.224.249
NS records: dns.b2bcentrum.cz, ns02.b2bcentrum.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for b2bcentrum.com (unsigned zone)
⏱️ Timing
Total: 689ms | 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
b2bcentrum.com maps to IP address 209.250.224.249.
Other host names, for instance bmv.cz, vmj.cz, jimmy.cz, zstucapy.ihnet.cz and divat.cz share IP numbers with b2bcentrum.com.
Name Servers
b2bcentrum.com delegates to five name servers: ns.parktons.com, beta1.rdrhost.com, beta2.rdrhost.com, dns.b2bcentrum.cz and ns02.b2bcentrum.cz.
b2bcentrum.com at least partially shares name servers with other domains such as www.google-analyticals.com, promodel.cz, sitestock.net, mailin1.ghe.cz and www.vietinbank-vn.powerriddle.com.
These name servers are often used together with ns2.parktons.com, alpha1.rdrhost.com, alpha2.rdrhost.com, ai1.rdrhost.com, ai2.rdrhost.com, delta1.rdrhost.com, delta2.rdrhost.com, dns1.domain.name and dns2.domain.name.
Host names with a single IP:
ns.parktons.com points to: 46.8.8.88.
beta1.rdrhost.com points to: 209.250.224.249.
beta2.rdrhost.com points to: 45.76.135.224.
dns.b2bcentrum.cz points to: 209.250.224.249.
ns02.b2bcentrum.cz points to: 209.250.224.249.
Names pointing to 209.250.224.249: beta1.rdrhost.com, dns.b2bcentrum.cz and ns02.b2bcentrum.cz.
Mail Servers
b2bcentrum.com is handled by a single mail server, mail.parktons.com.
b2bcentrum.com shares the same mail server setup as other domains, including capa.cz, server-92.wordsdot.net, pneumatiky24.cz, cdn.win2wintech.info and mail.myjob.cz.
mail.parktons.com points to one IP number: 155.138.212.151.