mastermind-groups.com - robtex.com
mastermind-groups.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=1771291435 | ||||||
Same first word
mastermind-groups.com |
DNS History
7 records (6 active, 1 former)
●NSns1.krystal.uk2026-03-02 → 2026-03-02 · 1 obs
●NSns2.krystal.uk2026-03-02 → 2026-03-02 · 1 obs
●MXsmtp.google.com2026-03-02 → 2026-03-02 · 1 obs
○A74.220.199.62015-06-13 → 2017-04-20 · 3 obs
● 2017-04-20 03:25:26
○ 2026-03-02 08:31:02
●A77.72.2.1012026-03-02 → 2026-03-02 · 2 obs
● 2026-03-02 08:31:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net... | - |
| mastermind-groups.com | ns1.uksrv.uk, ns2.uksrv.uk | - |
✅ Authoritative Response
Server: 77.72.0.11
NS records: ns1.uksrv.uk, ns2.uksrv.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mastermind-groups.com (unsigned zone)
⏱️ Timing
Total: 792ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 77.72.2.101 |
| NS | 2 | ns2.krystal.uk, ns1.krystal.uk |
| MX | 1 | SMTP.GOOGLE.com (pri: 1) |
| TXT | 1 | v=spf1 include:_spf.google.com ~all |
| SOA | 1 | ns1.krystal.uk admin.k-validator-tuna-lo |
Analysis
IP Addresses
mastermind-groups.com points to a single IP number: 77.72.2.101.
Other host names, for instance glod.co.uk, case0358.com, ccms-online.com, pedigreeas.co.uk and firebird.uk.com share IP numbers with mastermind-groups.com.
Name Servers
mastermind-groups.com is delegated to four name servers: ns1.krystal.uk, ns2.krystal.uk, ns1.uksrv.uk and ns2.uksrv.uk.
mastermind-groups.com at least partially shares name servers with other domains, for instance cynelic.com, aspullcomputers.com, transitiontownbrixton.org, immi-photography.com and hospitalsaturdayfund.org.
these name servers are often used with ns1.krystal.co.uk, ns2.krystal.co.uk, ns1.cloudhosting.uk, ns2.cloudhosting.uk, ns1.uksrv.co.uk, ns2.uksrv.co.uk, ns1.cloudhosting.co.uk and ns2.cloudhosting.co.uk.
Host names with one IP number:
Host name ns1.krystal.uk points to: 77.72.0.11
Host name ns2.krystal.uk points to: 139.162.230.184
Host name ns1.uksrv.uk points to: 77.72.0.11
Host name ns2.uksrv.uk points to: 139.162.230.184
Host names pointing to 77.72.0.11: ns1.krystal.uk and ns1.uksrv.uk
Host names pointing to 139.162.230.184: ns2.krystal.uk and ns2.uksrv.uk
Mail Servers
mastermind-groups.com is handled by a single mail server, smtp.google.com.
mastermind-groups.com uses the same mail server configuration as other domains, such as canola.it, waffleevi.com, prepreschool.net, patilomkar.com and gruponzn.com.
mastermind-groups.com shares mail servers with other domains at least in part, for instance polityka-spoleczna.lubuskie.pl, sunsaver.com, elpuig.xeill.net, getirnow.com and fabonow.com.
These mail servers are often used with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
Host smtp.google.com points to nine IP numbers: 2607:f8b0:4023:1004::1a, 2607:f8b0:4023:1004::1b, 2607:f8b0:4023:1011::1a, 2607:f8b0:4023:1011::1b, 142.250.26.26, 142.250.26.27, 142.250.114.27, 142.250.115.26 and 142.250.115.27.