masterclassing.com - dns.ninja
masterclassing.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=1783429476 | ||||||
Subdomains
www.masterclassing.com |
Same first word
masterclassing.com |
masterclassing.com.au |
Similar names
DNS History
15 records (8 active, 7 former)
○NSns-129.awsdns-16.com2015-12-09 → 2016-07-04 · 5 obs
● 2015-12-09 09:29:14
● 2016-07-04 23:16:16
○ 2026-02-17 11:49:16
○ 2026-07-07 13:14:46
○NSns-1338.awsdns-39.org2015-12-09 → 2016-07-04 · 5 obs
● 2015-12-09 09:29:14
● 2016-07-04 23:16:16
○ 2026-02-17 11:49:16
○ 2026-07-07 13:14:46
○NSns-1650.awsdns-14.co.uk2015-12-09 → 2016-07-04 · 5 obs
● 2015-12-09 09:29:14
● 2016-07-04 23:16:16
○ 2026-02-17 11:49:16
○ 2026-07-07 13:14:46
○NSns-977.awsdns-58.net2015-12-09 → 2016-07-04 · 5 obs
● 2015-12-09 09:29:14
● 2016-07-04 23:16:16
○ 2026-02-17 11:49:16
○ 2026-07-07 13:14:46
○NSns1.totalnameservers.com2015-08-23 → 2015-08-23 · 3 obs
○ 2015-12-09 09:29:14
○ 2026-07-07 13:14:46
○NSns2.totalnameservers.com2015-08-23 → 2015-08-23 · 3 obs
○ 2015-12-09 09:29:14
○ 2026-07-07 13:14:46
●NSns55.domaincontrol.com2026-02-17 → 2026-07-07 · 3 obs
● 2026-02-17 11:49:16
● 2026-07-07 13:14:46
●NSns56.domaincontrol.com2026-02-17 → 2026-07-07 · 3 obs
● 2026-02-17 11:49:16
● 2026-07-07 13:14:46
●MXalt1.aspmx.l.google.com2015-08-23 → 2026-07-07 · 2 obs
● 2026-07-07 13:14:46
●MXalt2.aspmx.l.google.com2015-08-23 → 2026-07-07 · 2 obs
● 2026-07-07 13:14:46
●MXaspmx.l.google.com2015-08-23 → 2026-07-07 · 2 obs
● 2026-07-07 13:14:46
●MXaspmx2.googlemail.com2015-08-23 → 2026-07-07 · 2 obs
● 2026-07-07 13:14:46
●MXaspmx3.googlemail.com2015-08-23 → 2026-07-07 · 2 obs
● 2026-07-07 13:14:46
●A52.223.36.2012026-02-17 → 2026-07-07 · 3 obs
● 2026-02-17 11:49:16
● 2026-07-07 13:14:46
○A79.125.23.1092015-08-23 → 2016-07-04 · 4 obs
● 2016-07-04 23:16:16
○ 2026-02-17 11:49:16
○ 2026-07-07 13:14:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, m.gtld-servers.net, k.gtld-servers.net, c.gtld-servers.net... | - |
| masterclassing.com | ns55.domaincontrol.com, ns56.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.107.28
NS records: ns55.domaincontrol.com, ns56.domaincontrol.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 232ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.223.36.201 |
| NS | 2 | ns55.domaincontrol.com, ns56.domaincontrol.com |
| MX | 5 | aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)... |
| TXT | 4 | google-site-verification=Rf6ff83Fj2_eB-0, v=spf1 include:_spf.google.com include:m... |
| SOA | 1 | ns55.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns55.domaincontrol.com, ns55.domaincontrol.com, ns56.domaincontrol.com...)
Analysis
Hierarchy
www.masterclassing.com is delegated beneath masterclassing.com.
IP Addresses
masterclassing.com directs to one IP number, which is 52.223.36.201.
a35e1e24b33f05fbc.awsglobalaccelerator.com, for instance, is one of the other host names sharing IP numbers with masterclassing.com.
Name Servers
masterclassing.com uses two name servers for its delegation: ns55.domaincontrol.com and ns56.domaincontrol.com.
masterclassing.com has the same name server delegation as a number of other domains, such as leasevine.com, kaayakalp.in, fundableimpact.com and two more.
The two host names ns55.domaincontrol.com and ns56.domaincontrol.com each have a pair of IP addresses: ns55.domaincontrol.com has 97.74.107.28 and 2603:5:21b2::1c, and ns56.domaincontrol.com has 173.201.75.28 and 2603:5:22b2::1c.
Mail Servers
masterclassing.com has five mail servers, which are aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
masterclassing.com shares at least some of its mail servers with other domains — for example vintorio.com, boloinc.com, bcuplastics.com and two more.
It is common to find these mail servers paired with mail servers alt2.aspmx.l.google.com, alt1.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 more.
Hosts with two IP numbers each:
aspmx2.googlemail.com directs traffic to 108.177.123.26 and 2800:3f0:4003:c0f::1a.
aspmx3.googlemail.com directs traffic to 172.253.116.27 and 2a00:1450:400b:c02::1a.
aspmx.l.google.com directs traffic to 172.253.63.26 and 2607:f8b0:4004:c17::1a.
alt1.aspmx.l.google.com directs traffic to 108.177.123.27 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1b.
Both aspmx2.googlemail.com and alt1.aspmx.l.google.com resolve to 2800:3f0:4003:c0f::1a IP addresses each.