groundcourse.com - dns.ninja
groundcourse.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=1786862019 | ||||||
Same first word
groundcourse.com |
groundcourse.co.uk |
Similar names
groundsource.nl |
groundsource.pro |
groundsource.co.nz |
neurosurgdoc.com |
groundsource.co |
groundsource.co.uk |
groundsource.ca |
sourceground.com |
groundsource.com.au |
groundsource.net |
courseground.com |
DNS History
8 records (6 active, 2 former)
●NSns43.domaincontrol.com2015-07-16 → 2026-08-16 · 2 obs
● 2026-08-16 06:42:54
●NSns44.domaincontrol.com2015-07-16 → 2026-08-16 · 2 obs
● 2026-08-16 06:42:54
●MXmailstore1.secureserver.net2015-07-16 → 2026-08-16 · 2 obs
● 2026-08-16 06:42:54
●MXsmtp.secureserver.net2015-07-16 → 2026-08-16 · 2 obs
● 2026-08-16 06:42:54
●A15.197.142.1732026-05-20 → 2026-08-16 · 3 obs
● 2026-05-20 07:52:42
● 2026-08-16 06:42:54
○A184.168.131.2412020-01-04 → 2020-01-04 · 4 obs
● 2020-01-04 04:39:10
○ 2026-05-20 07:52:42
○ 2026-08-16 06:42:54
●A3.33.152.1472026-05-20 → 2026-08-16 · 3 obs
● 2026-05-20 07:52:42
● 2026-08-16 06:42:54
○A50.63.202.342015-07-16 → 2017-02-09 · 4 obs
● 2017-02-09 07:30:52
○ 2020-01-04 04:39:10
○ 2026-08-16 06:42:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| groundcourse.com | ns43.domaincontrol.com, ns44.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.69.22
NS records: ns43.domaincontrol.com, ns44.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for groundcourse.com (unsigned zone)
⏱️ Timing
Total: 136ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 15.197.142.173, 3.33.152.147 |
| NS | 2 | ns43.domaincontrol.com, ns44.domaincontrol.com |
| MX | 2 | mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0) |
| SOA | 1 | ns43.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns43.domaincontrol.com, ns43.domaincontrol.com, ns44.domaincontrol.com...)
Analysis
IP Addresses
groundcourse.com points to the IP addresses 3.33.152.147 and 15.197.142.173
Two other host names, along with themaidsforsyth.com, autoforexport.com and dfwshihtzurescue.com, also share IP numbers with groundcourse.com.
Name Servers
DNS delegation for groundcourse.com points to two name servers: ns43.domaincontrol.com and ns44.domaincontrol.com.
groundcourse.com shares its NS records with other domains, for example djtshop.com, ryma.co, santaclause.mobi and two others.
ns43.domaincontrol.com directs to 97.74.101.22 and 2603:5:2152::16. ns44.domaincontrol.com directs to 173.201.69.22 and 2603:5:2252::16. Each host name carries two IP addresses.
Mail Servers
groundcourse.com is served by two mail servers, mailstore1.secureserver.net and smtp.secureserver.net.
Among the domains sharing a mail server setup with groundcourse.com are nexusmedical.mobi, wildflowerapartmenthomes.com, mudbat.com and two others.
The mail servers for groundcourse.com overlap at least partially with those of other domains, including alaskafishingjobs.com and youngerheart.com.au.
Both mailstore1.secureserver.net and smtp.secureserver.net point to three IP numbers: mailstore1.secureserver.net points to 216.69.141.78, 216.69.141.114 and 216.69.141.162, while smtp.secureserver.net points to 216.69.141.71, 216.69.141.84 and 216.69.141.113.