t.121learn.com - robtex.com
t.121learn.com
| CNAME | www.121learn.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 39.105.171.19🇨🇳 Alibaba-Cloud39.104.0.0/15 CT BeiJing IDC | ||||||
121learn.com
| CNAME | www.121learn.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 39.105.171.19🇨🇳 Alibaba-Cloud39.104.0.0/15 CT BeiJing IDC | ||||||
Same first word
DNS History
2 records (1 active, 1 former)
○A47.90.123.432020-03-26 → 2020-03-26 · 3 obs
● 2020-03-26 14:41:12
○ 2026-04-10 01:13:34
○ 2026-04-27 18:27:34
○ 2026-04-10 01:13:34
○ 2026-04-27 18:27:34
●CNAMEwww.121learn.com2026-04-10 → 2026-04-27 · 2 obs
● 2026-04-10 01:13:34
● 2026-04-27 18:27:34
● 2026-04-27 18:27:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 121learn.com | vip3.alidns.com, vip4.alidns.com | 22 records |
✅ Authoritative Response
Server:121.40.6.164
NS records: vip3.alidns.com, vip4.alidns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 121learn.com (unsigned zone)
⏱️ Timing
Total: 503ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | www.121learn.com |
📌 Glue Records Collected
Total: 22
Out-of-bailiwick: 22 (vip3.alidns.com, vip3.alidns.com, vip3.alidns.com...)
Analysis
IP Addresses
t.121learn.com points to a single IP address: 39.105.171.19.
Other host names, for instance www.121learn.com, share IP numbers with t.121learn.com.