cmlearning.com - robtex.com
cmlearning.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 207.148.248.143🇺🇸 EIG-29873207.148.248.0/24 | ||||||
| NS | ns.buydomains.com ⚠️ Not in zone NS records | ||||||
| A | 52.20.26.87🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-26-87.compute-1.amazonaws.com | ||||||
| NS | this-domain-for-sale.com ⚠️ Not in zone NS records | ||||||
| A | 52.20.26.87🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-26-87.compute-1.amazonaws.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=1783152356 | ||||||
Subdomains
mx.cmlearning.com |
Same first word
cmlearning.com |
cmlearning.info |
Similar names
DNS History
11 records (3 active, 8 former)
●NSns.buydomains.com2026-03-07 → 2026-07-04 · 3 obs
● 2026-03-07 14:07:12
● 2026-07-04 08:35:26
○NSns1.ipage.com2015-05-10 → 2018-06-01 · 7 obs
● 2016-01-15 10:22:42
○ 2016-04-05 08:38:42
● 2016-12-29 04:21:18
● 2018-06-01 11:43:44
○ 2026-03-07 14:07:12
○ 2026-07-04 08:35:26
○NSns1.renewyourname.net2016-04-05 → 2016-04-05 · 4 obs
● 2016-04-05 08:38:42
○ 2016-12-29 04:21:18
○ 2026-07-04 08:35:26
○NSns2.ipage.com2015-05-10 → 2018-06-01 · 7 obs
● 2016-01-15 10:22:42
○ 2016-04-05 08:38:42
● 2016-12-29 04:21:18
● 2018-06-01 11:43:44
○ 2026-03-07 14:07:12
○ 2026-07-04 08:35:26
○NSns2.renewyourname.net2016-04-05 → 2016-04-05 · 4 obs
● 2016-04-05 08:38:42
○ 2016-12-29 04:21:18
○ 2026-07-04 08:35:26
●NSthis-domain-for-sale.com2026-03-07 → 2026-07-04 · 3 obs
● 2026-03-07 14:07:12
● 2026-07-04 08:35:26
○MXmx.cmlearning.com2015-05-10 → 2018-06-01 · 7 obs
● 2016-01-15 10:22:42
○ 2016-04-05 08:38:42
● 2016-12-29 04:21:18
● 2018-06-01 11:43:44
○ 2026-03-07 14:07:12
○ 2026-07-04 08:35:26
●A207.148.248.1432026-03-07 → 2026-07-04 · 3 obs
● 2026-03-07 14:07:12
● 2026-07-04 08:35:26
○A66.96.147.1172016-12-29 → 2018-06-01 · 5 obs
● 2016-12-29 04:21:18
● 2018-06-01 11:43:44
○ 2026-03-07 14:07:12
○ 2026-07-04 08:35:26
○A66.96.147.662015-05-10 → 2016-01-15 · 4 obs
● 2016-01-15 10:22:42
○ 2016-04-05 08:38:42
○ 2026-07-04 08:35:26
○A69.172.201.2172016-04-05 → 2016-04-05 · 4 obs
● 2016-04-05 08:38:42
○ 2016-12-29 04:21:18
○ 2026-07-04 08:35:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cmlearning.com | ns.buydomains.com, this-domain-for-sale.com | 2 records |
✅ Authoritative Response
Server:52.4.207.204
NS records: ns.buydomains.com, this-domain-for-sale.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cmlearning.com (unsigned zone)
⏱️ Timing
Total: 137ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 207.148.248.143 |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.buydomains.com, this-domain-for-sale.com)
Analysis
Hierarchy
cmlearning.com is a parent domain of mx.cmlearning.com.
IP Addresses
cmlearning.com directs to one IP number, which is 207.148.248.143.
Among the host names that share IP numbers with cmlearning.com are doctorrewards.com, bline.net, midhost.com and two others.
Name Servers
cmlearning.com is served by two delegated name servers, this-domain-for-sale.com and ns.buydomains.com.
cmlearning.com has the same name server delegation as a number of other domains, such as rarevisions.com, birthdaysmile.com, gime.net and two more.
There is an overlap in name servers between cmlearning.com and other domains, for example ddsl.net, aussieguru.com and caymanhideaway.com
These name servers are frequently seen alongside the name servers ns2.buydomains.com.
this-domain-for-sale.com and ns.buydomains.com share one IP address between them — 52.20.26.87.
These two host names — this-domain-for-sale.com and ns.buydomains.com — each point to 52.20.26.87 IP addresses.