licenseclassroom.com - robtex.com
licenseclassroom.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=1776144917 | ||||||
Previously MX for
licenseclassroom.com |
Subdomains
www.licenseclassroom.com |
Same first word
licenseclassroom.com |
DNS History
16 records (10 active, 6 former)
●NSns1-09.azure-dns.com2026-03-27 → 2026-04-14 · 3 obs
● 2026-03-27 12:48:06
● 2026-04-14 05:51:32
○NSns1.mansual.com2016-12-18 → 2017-09-30 · 4 obs
● 2017-09-30 23:43:48
○ 2026-03-27 12:48:06
○ 2026-04-14 05:51:32
●NSns2-09.azure-dns.net2026-03-27 → 2026-04-14 · 3 obs
● 2026-03-27 12:48:06
● 2026-04-14 05:51:32
○NSns2.mansual.com2016-12-18 → 2017-09-30 · 4 obs
● 2017-09-30 23:43:48
○ 2026-03-27 12:48:06
○ 2026-04-14 05:51:32
●NSns3-09.azure-dns.org2026-03-27 → 2026-04-14 · 3 obs
● 2026-03-27 12:48:06
● 2026-04-14 05:51:32
●NSns4-09.azure-dns.info2026-03-27 → 2026-04-14 · 3 obs
● 2026-03-27 12:48:06
● 2026-04-14 05:51:32
●MXalt1.aspmx.l.google.com2017-09-30 → 2026-04-14 · 3 obs
● 2017-09-30 23:43:48
● 2026-04-14 05:51:32
●MXalt2.aspmx.l.google.com2017-09-30 → 2026-04-14 · 3 obs
● 2017-09-30 23:43:48
● 2026-04-14 05:51:32
●MXalt3.aspmx.l.google.com2026-03-27 → 2026-04-14 · 3 obs
● 2026-03-27 12:48:06
● 2026-04-14 05:51:32
●MXalt4.aspmx.l.google.com2026-03-27 → 2026-04-14 · 3 obs
● 2026-03-27 12:48:06
● 2026-04-14 05:51:32
●MXaspmx.l.google.com2017-09-30 → 2026-04-14 · 3 obs
● 2017-09-30 23:43:48
● 2026-04-14 05:51:32
○MXaspmx2.googlemail.com2017-09-30 → 2017-09-30 · 4 obs
● 2017-09-30 23:43:48
○ 2026-03-27 12:48:06
○ 2026-04-14 05:51:32
○MXaspmx3.googlemail.com2017-09-30 → 2017-09-30 · 4 obs
● 2017-09-30 23:43:48
○ 2026-03-27 12:48:06
○ 2026-04-14 05:51:32
○MXlicenseclassroom.com2016-12-18 → 2016-12-18 · 3 obs
○ 2017-09-30 23:43:48
○ 2026-04-14 05:51:32
○A209.217.242.2182016-12-18 → 2017-09-30 · 4 obs
● 2017-09-30 23:43:48
○ 2026-03-27 12:48:06
○ 2026-04-14 05:51:32
●A52.248.66.2332026-03-27 → 2026-04-14 · 3 obs
● 2026-03-27 12:48:06
● 2026-04-14 05:51:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, i.gtld-servers.net... | - |
| licenseclassroom.com | ns1-09.azure-dns.com, ns2-09.azure-dns.net, ns3-09.azure-dns.org, ns4-09.azure-dns.info | 2 records |
✅ Authoritative Response
Server:13.107.236.9
NS records: ns1-09.azure-dns.com, ns2-09.azure-dns.net, ns3-09.azure-dns.org, ns4-09.azure-dns.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for licenseclassroom.com (unsigned zone)
⏱️ Timing
Total: 555ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 52.248.66.233 |
| NS | 4 | ns1-09.azure-dns.com, ns2-09.azure-dns.net... |
| MX | 5 | aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 5 | v=spf1 include:_spf.google.com ~all, facebook-domain-verification=yh3s8t14wsy... |
| SOA | 1 | ns1-09.azure-dns.com richiegill.gmail.co |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1-09.azure-dns.com, ns1-09.azure-dns.com)
Analysis
Hierarchy
licenseclassroom.com is the parent of www.licenseclassroom.com.
IP Addresses
licenseclassroom.com resolves to one IP number: 52.248.66.233.
Other host names, for instance careerclassroom.com, share IP numbers with licenseclassroom.com.
Name Servers
licenseclassroom.com is delegated to four name servers: ns1-09.azure-dns.com, ns4-09.azure-dns.info, ns2-09.azure-dns.net and ns3-09.azure-dns.org.
licenseclassroom.com at least partially shares name servers with other domains, for instance winteamasp.com, sign-inpassport.biz, umicore.com, exerpayments.com and davidmariniclegal.com.au.
Host names with two IP numbers:
ns1-09.azure-dns.com points to 2603:1061:0:700::9 and 13.107.236.9; ns4-09.azure-dns.info points to 2620:1ec:bda:700::9 and 208.84.5.9; ns2-09.azure-dns.net points to 2620:1ec:8ec:700::9 and 150.171.21.9; ns3-09.azure-dns.org points to 2a01:111:4000:700::9 and 204.14.183.9.
Mail Servers
licenseclassroom.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.
licenseclassroom.com shares some mail servers with other domains, at least partially, for instance ns500758.ns500759.ns500758.ns500698.ns500758.ns500736.ns500698.ns500735.ns500736.ns500698.ns500708.ns500708.ns500686.ns500652.ns500576.ns500576.trackreceptor.com, ns500765.ns500734.ns500699.ns500734.ns500693.ns500693.ns500588.ns500699.ns500588.ns500683.ns500588.ns500588.ns500632.ns500612.ns500578.ns500110.dtrkdll.com, ns500698.ns500759.ns500698.ns500759.ns500698.ns500736.ns500735.ns500736.ns500736.ns500708.ns500708.ns500698.ns500619.ns500652.ns500576.trackreceptor.com, ns500671.ns500731.ns500671.ns500754.ns500671.ns500731.ns500704.ns500731.ns500688.ns500678.ns500678.ns500671.ns500666.ns500291.ns500291.ns500131.lustychickser.com and ns500759.ns500759.ns500758.ns500698.ns500708.ns500619.ns500686.ns500619.tracksymphony.com.
these mail servers are often used alongside aspmx3.googlemail.com, aspmx2.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers:
aspmx.l.google.com points to 2607:f8b0:4023:c03::1a and 142.250.141.27
alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1b and 192.178.128.26
alt2.aspmx.l.google.com points to 2a00:1450:4013:c1e::1b and 192.178.213.27
alt3.aspmx.l.google.com points to 2a00:1450:4009:c0f::1a and 192.178.223.27
alt4.aspmx.l.google.com points to 2607:f8b0:4003:c4a::1b and 142.251.96.27