masterapp.com - dns.ninja
masterapp.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.31.33.134🇨🇿 MASTER-AS81.31.32.0/20 MASTER-NET-1 | ||||||
| PTR | 81-31-33-134.static.masterinter.net | ||||||
| NS | ns1.cloud4data.com ⭐ | ||||||
| A | 81.31.33.52🇨🇿 MASTER-AS81.31.32.0/20 MASTER-NET-1 | ||||||
| PTR | ns1.cloud4data.com | ||||||
| NS | ns2.cloud4data.com | ||||||
| A | 81.31.33.6🇨🇿 MASTER-AS81.31.32.0/20 MASTER-NET-1 | ||||||
| PTR | ns2.master.cz | ||||||
| NS | ns3.cloud4data.com ⚠️ Not in parent delegation | ||||||
| A | 82.209.3.134🇨🇿 PODA-AS82.209.0.0/18 PODA-NET | ||||||
| PTR | ns3.master.cz | ||||||
| MX | mail.master.cz ⭐ | ||||||
| A | 2a01:430:100:5c::2🇨🇿 MASTER-AS2a01:430::/32 MASTER-IPV6-1-MAI-CZ | ||||||
| PTR | mail.master.cz | ||||||
| A | 81.31.43.64🇨🇿 MASTER-AS81.31.32.0/20 MASTER-NET-1 | ||||||
| PTR | mail.master.cz | ||||||
| MX | ns3.master.cz(25) | ||||||
| A | 2a00:ca8:8000::c0de🇨🇿 PODA-AS2a00:ca8::/32 PODA a.s. | ||||||
| PTR | ns3.master.cz | ||||||
| A | 82.209.3.134🇨🇿 PODA-AS82.209.0.0/18 PODA-NET | ||||||
| PTR | ns3.master.cz | ||||||
| TXT | google-site-verification=C6rglJ0HfOkCmJe8j1Dcc9ro8KA-5UHtOQEcqcC6Zpc | ||||||
| TXT | v=spf1 mx a:d24.westmaster.com a:anniebabymonitor.com a:webhosting.masterinte... | ||||||
| SOA | ns1.cloud4data.comsupport@cloud4data.com 2025-07-30 #0 | ||||||
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=1784920747 | ||||||
Subdomains
www.masterapp.com |
Same first word
masterapp.de |
masterapp.net |
masterapp.cz |
masterapp.com |
masterapp.ru |
masterapp.cfd |
masterapp.in |
masterapp.info |
Similar names
DNS History
11 records (6 active, 5 former)
○NSns05.domaincontrol.com2015-06-25 → 2017-06-25 · 4 obs
● 2017-06-25 15:55:48
○ 2026-03-19 13:01:46
○ 2026-07-24 19:43:58
○NSns06.domaincontrol.com2015-06-25 → 2017-06-25 · 4 obs
● 2017-06-25 15:55:48
○ 2026-03-19 13:01:46
○ 2026-07-24 19:43:58
●NSns1.cloud4data.com2026-03-19 → 2026-07-24 · 3 obs
● 2026-03-19 13:01:46
● 2026-07-24 19:43:58
●NSns2.cloud4data.com2026-03-19 → 2026-07-24 · 3 obs
● 2026-03-19 13:01:46
● 2026-07-24 19:43:58
●NSns3.cloud4data.com2026-03-19 → 2026-07-24 · 3 obs
● 2026-03-19 13:01:46
● 2026-07-24 19:43:58
●MXmail.master.cz2026-03-19 → 2026-07-24 · 3 obs
● 2026-03-19 13:01:46
● 2026-07-24 19:43:58
○MXmailstore1.secureserver.net2015-06-25 → 2017-06-25 · 4 obs
● 2017-06-25 15:55:48
○ 2026-03-19 13:01:46
○ 2026-07-24 19:43:58
●MXns3.master.cz2026-03-19 → 2026-07-24 · 3 obs
● 2026-03-19 13:01:46
● 2026-07-24 19:43:58
○MXsmtp.secureserver.net2015-06-25 → 2017-06-25 · 4 obs
● 2017-06-25 15:55:48
○ 2026-03-19 13:01:46
○ 2026-07-24 19:43:58
○A184.168.221.212015-06-25 → 2017-06-25 · 4 obs
● 2017-06-25 15:55:48
○ 2026-03-19 13:01:46
○ 2026-07-24 19:43:58
●A81.31.33.1342026-03-19 → 2026-07-24 · 3 obs
● 2026-03-19 13:01:46
● 2026-07-24 19:43:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, l.gtld-servers.net, d.gtld-servers.net, h.gtld-servers.net... | - |
| masterapp.com | ns1.cloud4data.com, ns2.cloud4data.com | 2 records |
✅ Authoritative Response
Server:81.31.33.52
NS records: ns1.cloud4data.com, ns2.cloud4data.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for masterapp.com (unsigned zone)
⏱️ Timing
Total: 3637ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.31.33.134 |
| NS | 3 | ns2.cloud4data.com, ns3.cloud4data.com... |
| MX | 2 | mail.master.cz (pri: 10), ns3.master.cz (pri: 25) |
| TXT | 2 | google-site-verification=C6rglJ0HfOkCmJe, v=spf1 mx a:d24.westmaster.com a:annieba |
| SOA | 1 | ns1.cloud4data.com support.cloud4data.co |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.cloud4data.com, ns2.cloud4data.com)
Analysis
Hierarchy
The domain www.masterapp.com falls under the parent masterapp.com.
IP Addresses
masterapp.com directs to one IP number, which is 81.31.33.134.
Among the host names that share IP numbers with masterapp.com are cloud4data.com.bestwifianalyzer.com, 81-31-33-134.static.masterinter.net, ns3.cloud4data.com.bestwifianalyzer.com and two others.
Name Servers
The authoritative name servers for masterapp.com are ns1.cloud4data.com, ns2.cloud4data.com and ns3.cloud4data.com — three in total.
masterapp.com shares at least some of its name servers with other domains, for example 34.31.81.in-addr.arpa, cloud4data.com, newbornmonitor.com and surevpn.com.
It is common for these name servers to be used in conjunction with the name servers ns1.master.cz, ns2.master.cz and ns3.master.cz.
The hostnames ns1.cloud4data.com, ns2.cloud4data.com and ns3.cloud4data.com each resolve to a single IP: ns1.cloud4data.com → 81.31.33.52, ns2.cloud4data.com → 81.31.33.6, ns3.cloud4data.com → 82.209.3.134.
Mail Servers
The MX records for masterapp.com point to two mail servers: mail.master.cz and ns3.master.cz.
masterapp.com has the same mail server arrangement as a number of other domains, for example bartruj.cz, rackspace.cz, cloud4data.com and two more.
masterapp.com shares at least some of its mail servers with other domains — for example upcr.cz, pensionbaltazar.cz, decorbykajan.cz and two more.
It is common to find these mail servers used together with the mail servers d723.masterinter.net and webhosting.masterinter.net.
The two host names mail.master.cz and ns3.master.cz each have a pair of IP addresses: mail.master.cz has 81.31.43.64 and 2a01:430:100:5c::2, and ns3.master.cz has 82.209.3.134 and 2a00:ca8:8000::c0de.