dedicated4u.com - robtex.com
dedicated4u.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.31.45.146🇨🇿 MASTER-AS81.31.32.0/20 MASTER-NET-1 | ||||||
| PTR | 81-31-45-146.static.masterinter.net | ||||||
| NS | ns1.master.cz ⭐ ⚠️ Not in parent delegation | ||||||
| A | 2a01:430:100:16::2🇨🇿 MASTER-AS2a01:430::/32 MASTER-IPV6-1-MAI-CZ | ||||||
| PTR | ns1.master.cz | ||||||
| A | 81.31.33.23🇨🇿 MASTER-AS81.31.32.0/20 MASTER-NET-1 | ||||||
| PTR | ns1.master.cz | ||||||
| NS | ns1.westmaster.com ⚠️ Not in zone NS records | ||||||
| A | 2a01:430:100:15::2🇨🇿 MASTER-AS2a01:430::/32 MASTER-IPV6-1-MAI-CZ | ||||||
| PTR | ns1.westmaster.com | ||||||
| A | 81.31.37.17🇨🇿 MASTER-AS81.31.32.0/20 MASTER-NET-1 | ||||||
| PTR | ns1.westmaster.com | ||||||
| NS | ns2.master.cz ⚠️ Not in parent delegation | ||||||
| A | 2a01:430:200:b::2🇨🇿 MASTER-AS2a01:430::/32 MASTER-IPV6-1-MAI-CZ | ||||||
| PTR | ns2.master.cz | ||||||
| A | 81.31.33.6🇨🇿 MASTER-AS81.31.32.0/20 MASTER-NET-1 | ||||||
| PTR | ns2.master.cz | ||||||
| NS | ns2.westmaster.com ⚠️ Not in zone NS records | ||||||
| A | 80.79.16.3🇨🇿 MASTER-AS80.79.16.0/20 MASTER-NET-2 | ||||||
| PTR | ns2.westmaster.com | ||||||
| SOA | ns1.master.czadministrator@westmaster.com 2023-04-04 #4 | ||||||
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=1774423912 | ||||||
Same first word
DNS History
6 records (5 active, 1 former)
●NSns1.westmaster.com2015-08-03 → 2026-03-25 · 2 obs
● 2026-03-25 07:53:14
●NSns2.westmaster.com2026-02-16 → 2026-03-25 · 3 obs
● 2026-02-16 10:53:20
● 2026-03-25 07:53:14
○A81.31.33.202015-08-03 → 2018-09-24 · 4 obs
● 2018-09-24 13:44:56
○ 2026-02-16 10:53:20
○ 2026-03-25 07:53:14
●A81.31.45.1462026-02-16 → 2026-03-25 · 3 obs
● 2026-02-16 10:53:20
● 2026-03-25 07:53:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net, a.gtld-servers.net... | - |
| dedicated4u.com | ns1.westmaster.com, ns2.westmaster.com | 2 records |
✅ Authoritative Response
Server:81.31.37.17
NS records: ns1.westmaster.com, ns2.westmaster.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dedicated4u.com (unsigned zone)
⏱️ Timing
Total: 426ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.31.45.146 |
| NS | 2 | ns2.master.cz, ns1.master.cz |
| SOA | 1 | ns1.master.cz administrator.westmaster.c |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.westmaster.com, ns2.westmaster.com)
Analysis
IP Addresses
dedicated4u.com resolves to a single IP address: 81.31.45.146.
Other host names including masterdisk.org, gigahousing.eu, adult.westmaster.com, www.gigahouse.net and ns1.servernow.cz share IP numbers with dedicated4u.com.
Name Servers
dedicated4u.com is delegated to four name servers: ns1.westmaster.com, ns2.westmaster.com, ns1.master.cz and ns2.master.cz.
dedicated4u.com at least partially shares name servers with other domains, including 232.185.89.in-addr.arpa, beautifulhomesofflorida.com, 40.58.185.in-addr.arpa, 225.185.89.in-addr.arpa and bestdoppler.com.
These name servers are commonly used with ns3.master.cz and ns1.cloud4data.com.
Host names with two IP numbers:
ns1.westmaster.com points to 2a01:430:100:15::2 and 81.31.37.17.
ns1.master.cz points to 2a01:430:100:16::2 and 81.31.33.23.
ns2.master.cz points to 2a01:430:200:b::2 and 81.31.33.6.
Host names with one IP number:
ns2.westmaster.com points to 80.79.16.3.