dubmaster.com - dns.ninja
dubmaster.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns5.catalyst2.net ⚠️ Not in zone NS records | ||||||
| A | 2001:4c20:4:1004::5000🇬🇧 CATALYST2-AS2001:4c20::/32 UK-CATALYST2-20050401-RT | ||||||
| A | 84.18.207.222🇬🇧 CATALYST2-AS84.18.192.0/19 CATALYST2-RT | ||||||
| PTR | ns5.catalyst2.net | ||||||
| NS | ns6.catalyst2.net ⚠️ Not in zone NS records | ||||||
| A | 2001:4c21:4:1004::5000🇬🇧 CATALYST2-RDG2001:4c21::/32 | ||||||
| A | 194.176.124.42🇬🇧 CATALYST2-RDG194.176.124.0/24 | ||||||
| PTR | backuk-dmx01.active-ns.com | ||||||
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=1781466370 | ||||||
Previously MX for
dubmaster.com |
Subdomains
www.dubmaster.com |
Same first word
Similar names
DNS History
7 records (2 active, 5 former)
●NSns5.catalyst2.net2015-06-24 → 2026-06-14 · 2 obs
● 2026-06-14 19:55:04
●NSns6.catalyst2.net2015-06-24 → 2026-06-14 · 2 obs
● 2026-06-14 19:55:04
○MXdubmaster.com2020-03-08 → 2026-03-27 · 5 obs
● 2020-03-08 08:23:28
● 2026-03-27 09:35:38
○ 2026-06-13 23:26:20
○ 2026-06-14 19:55:04
○MXmailbackup.active-ns.com2020-03-08 → 2026-03-27 · 5 obs
● 2020-03-08 08:23:28
● 2026-03-27 09:35:38
○ 2026-06-13 23:26:20
○ 2026-06-14 19:55:04
○MXst2.mx.email-filter.net2015-06-24 → 2017-03-26 · 4 obs
● 2017-03-26 04:43:48
○ 2020-03-08 08:23:28
○ 2026-06-14 19:55:04
○MXst3.mx.email-filter.net2015-06-24 → 2017-03-26 · 4 obs
● 2017-03-26 04:43:48
○ 2020-03-08 08:23:28
○ 2026-06-14 19:55:04
○A84.18.207.682015-06-24 → 2026-03-27 · 4 obs
● 2026-03-27 09:35:38
○ 2026-06-13 23:26:20
○ 2026-06-14 19:55:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| dubmaster.com | ns5.catalyst2.net, ns6.catalyst2.net | - |
✅ Authoritative Response
Server:194.176.124.42
NS records: ns5.catalyst2.net, ns6.catalyst2.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dubmaster.com (unsigned zone)
⏱️ Timing
Total: 2479ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 84.18.207.68 |
| NS | 2 | ns6.catalyst2.net, ns5.catalyst2.net |
| MX | 2 | mailbackup.active-ns.com (pri: 100), dubmaster.com (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +ip4:84.18.207.68 ~all |
| SOA | 1 | ns5.catalyst2.net dnsadmin.apricot.share |
Analysis
Hierarchy
www.dubmaster.com is a subdomain of dubmaster.com.
Name Servers
dubmaster.com is served by two delegated name servers, ns5.catalyst2.net and ns6.catalyst2.net.
The name server configuration of dubmaster.com is shared with other domains, for instance sioncollege.org, chrisgranger.co.uk, aricd.org.uk and two others.
The name servers of dubmaster.com overlap at least partially with those of other domains — among them 199.18.84.in-addr.arpa, linehan.biz, simplydiaries.co.uk and two more.
These name servers commonly appear alongside the name servers ns5.active-ns.com and ns6.active-ns.com.
Each of the two host names carries two IP addresses: ns5.catalyst2.net points to 84.18.207.222 and 2001:4c20:4:1004::5000, and ns6.catalyst2.net points to 194.176.124.42 and 2001:4c21:4:1004::5000.