on-targettrainingcourses.com - robtex.com
on-targettrainingcourses.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=1778717986 | ||||||
Subdomains
www.on-targettrainingcourses.com |
Same first word
on-targettrainingcourses.com |
DNS History
13 records (11 active, 2 former)
●NSns-cloud-b1.googledomains.com2016-12-13 → 2026-05-14 · 2 obs
● 2026-05-14 00:48:00
●NSns-cloud-b2.googledomains.com2016-12-13 → 2026-05-14 · 2 obs
● 2026-05-14 00:48:00
●NSns-cloud-b3.googledomains.com2016-12-13 → 2026-05-14 · 2 obs
● 2026-05-14 00:48:00
●NSns-cloud-b4.googledomains.com2016-12-13 → 2026-05-14 · 2 obs
● 2026-05-14 00:48:00
●MXalt1.aspmx.l.google.com2016-12-13 → 2026-05-14 · 2 obs
● 2026-05-14 00:48:00
●MXalt2.aspmx.l.google.com2016-12-13 → 2026-05-14 · 2 obs
● 2026-05-14 00:48:00
●MXalt3.aspmx.l.google.com2016-12-13 → 2026-05-14 · 2 obs
● 2026-05-14 00:48:00
●MXalt4.aspmx.l.google.com2016-12-13 → 2026-05-14 · 2 obs
● 2026-05-14 00:48:00
●MXaspmx.l.google.com2016-12-13 → 2026-05-14 · 2 obs
● 2026-05-14 00:48:00
●A104.128.239.372026-03-18 → 2026-05-14 · 3 obs
● 2026-03-18 02:38:44
● 2026-05-14 00:48:00
○A108.167.156.1542017-06-10 → 2017-06-10 · 4 obs
● 2017-06-10 14:19:42
○ 2026-03-18 02:38:44
○ 2026-05-14 00:48:00
●A2602:ffc5:1f::1f:e1282026-03-18 → 2026-05-14 · 3 obs
● 2026-03-18 02:38:44
● 2026-05-14 00:48:00
○A50.62.226.132016-12-13 → 2016-12-13 · 3 obs
○ 2017-06-10 14:19:42
○ 2026-05-14 00:48:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| on-targettrainingcourses.com | ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com | 8 records |
✅ Authoritative Response
Server:216.239.34.107
NS records: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 466ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 104.128.239.37 |
| AAAA | 1 | 2602:ffc5:1f::1f:e128 |
| NS | 4 | ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com... |
| MX | 5 | aspmx.l.google.com (pri: 1), alt2.aspmx.l.google.com (pri: 5)... |
| TXT | 7 | v=spf1 include:spf.protection.outlook.co, facebook-domain-verification=s8iz72qvaro... |
| SOA | 1 | ns-cloud-b1.googledomains.com cloud-dns- |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns-cloud-b1.googledomains.com, ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com...)
Analysis
Hierarchy
on-targettrainingcourses.com is a parent of www.on-targettrainingcourses.com.
IP Addresses
on-targettrainingcourses.com points to two IP numbers: 2602:ffc5:1f::1f:e128 and 104.128.239.37.
Other host names such as matthewlankford.com and www.on-targettrainingcourses.com share IP numbers with on-targettrainingcourses.com.
Name Servers
on-targettrainingcourses.com is delegated to four name servers: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com.
At least part of the name servers for on-targettrainingcourses.com are shared with other domains, for instance lbarrettanderson.com, stanford-investments.com, thelonghaulfitness.com, cuterthanmost.com and afterhoursvinyl.com.
Host names with two IP numbers:
ns-cloud-b1.googledomains.com points to: 2001:4860:4802:32::6b and 216.239.32.107
ns-cloud-b2.googledomains.com points to: 2001:4860:4802:34::6b and 216.239.34.107
ns-cloud-b3.googledomains.com points to: 2001:4860:4802:36::6b and 216.239.36.107
ns-cloud-b4.googledomains.com points to: 2001:4860:4802:38::6b and 216.239.38.107
Mail Servers
on-targettrainingcourses.com is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
on-targettrainingcourses.com shares at least some mail servers with other domains, for example flsbanners.com, csbeheer.eu, lassealexandersson.com, ns500742.ns500671.ns500671.ns500671.ns500671.ns500742.ns500671.ns500742.ns500688.ns500704.ns500671.ns500705.ns500649.tenderladiesbz.com and smartcloud.ie.
These mail servers are commonly used alongside aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers: aspmx.l.google.com points to 2607:f8b0:4004:c21::1a and 142.251.16.27; alt1.aspmx.l.google.com points to 2a00:1450:4025:402::1b and 142.250.102.27; alt2.aspmx.l.google.com points to 2607:f8b0:4023:3003::1b and 172.253.145.26; alt3.aspmx.l.google.com points to 2a00:1450:4009:c0f::1a and 192.178.223.27; alt4.aspmx.l.google.com points to 2a00:1450:400c:c00::1b and 173.194.76.27.