optimumlearn.com - robtex.com
optimumlearn.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=1778371487 | ||||||
Same first word
optimumlearn.com |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.host-h.net2015-06-23 → 2026-05-10 · 2 obs
● 2026-05-10 00:25:18
●NSns2.host-h.net2015-06-23 → 2026-05-10 · 2 obs
● 2026-05-10 00:25:18
●MXoptimumlearn-com.mail.protection.outlook.com2015-06-23 → 2026-05-10 · 2 obs
● 2026-05-10 00:25:18
●A196.40.97.1692015-06-23 → 2026-05-10 · 2 obs
● 2026-05-10 00:25:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| optimumlearn.com | ns1.host-h.net, ns2.host-h.net, ns1.dns-h.com | 1 record |
✅ Authoritative Response
Server:129.232.248.31
NS records: ns1.host-h.net, ns2.host-h.net, ns1.dns-h.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optimumlearn.com (unsigned zone)
⏱️ Timing
Total: 1484ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 196.40.97.169 |
| NS | 3 | ns2.host-h.net, ns1.dns-h.com... |
| MX | 1 | optimumlearn-com.mail.protection.outlook |
| TXT | 4 | google-site-verification=Fw_pEASEVVNRzLc, MS=ms77400042... |
| SOA | 1 | ns1.host-h.net postmaster.optimumlearn.c |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns1.dns-h.com)
Analysis
IP Addresses
optimumlearn.com points to a single IP: 196.40.97.169.
Other host names, for instance kanyedre.com, samra.co.za, mail.transpersonalassociation.com, mail.onrusaccommodation.co.za and theoilcentre.co.za share IP numbers with optimumlearn.com.
Name Servers
optimumlearn.com is delegated to three name servers: ns1.dns-h.com, ns1.host-h.net and ns2.host-h.net.
optimumlearn.com partially shares name servers with other domains; examples include mandelahouse.com, kickdance.co.za, click2buy.co.za, sandtonstay.co.za and ldauctioneers.com.
These name servers are commonly used with ns2.dns-h.com, ns1a.your-server.co.za and nsa.second-ns.co.za.
Host names with one IP number:
Host ns1.dns-h.com points to 129.232.248.31.
Host ns1.host-h.net points to 129.232.248.30.
Host ns2.host-h.net points to 129.232.248.40.
Mail Servers
optimumlearn.com is handled by a single mail server, optimumlearn-com.mail.protection.outlook.com.
Hostname optimumlearn-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::7, 2a01:111:f403:ca04::f, 2a01:111:f403:ca04::10, 2a01:111:f403:ca09::c, 52.101.68.8, 52.101.68.27, 52.101.73.12 and 52.101.73.26.