o-learn.cn - robtex.com
o-learn.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 39.100.227.127🇨🇳 Alibaba-Cloud39.100.0.0/14 CT BeiJing IDC | ||||||
| NS | vip1.alidns.com ⭐ | ||||||
| A | 2408:4009:500::1🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group | ||||||
| A | 8.212.93.1🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 140.205.1.1🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 170.33.32.208🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.73.24🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.80.8🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| NS | vip2.alidns.com | ||||||
| A | 2408:4009:500::2🇨🇳 Alibaba-Cloud2408:4009:500::/48 Alibaba Group | ||||||
| A | 8.212.93.2🇭🇰 Alibaba_Cloud_SEC8.212.93.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 140.205.1.2🇨🇳 Alibaba-Cloud140.205.1.0/24 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 170.33.32.209🇸🇬 Alibaba_Cloud_SEC170.33.32.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.73.25🇸🇬 Alibaba_Cloud_SEC170.33.73.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| A | 170.33.80.9🇸🇬 Alibaba_Cloud_SEC170.33.80.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
| SOA | vip1.alidns.comhostmaster@hichina.com 2025-12-11 #12 | ||||||
cn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.cn ⭐ | ||||||
| NS | b.dns.cn | ||||||
| NS | c.dns.cn | ||||||
| NS | d.dns.cn | ||||||
| NS | e.dns.cn | ||||||
| NS | ns.cernet.net ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2034627467 | ||||||
Subdomains
www.o-learn.cn |
Same first word
o-learn.cn |
Similar names
roen-al.com |
nor-lea.org |
real-on.com |
no-real.net |
re-loan.com |
no-real.com |
n-oreal.de |
loan-er.com |
reno-la.com |
le-nora.com |
nor-ale.org |
reno-la.net |
learn-o.com |
DNS History
3 records (3 active, 0 former)
●NSvip1.alidns.com2020-03-15 → 2026-04-03 · 2 obs
● 2026-04-03 03:32:34
●NSvip2.alidns.com2020-03-15 → 2026-04-03 · 2 obs
● 2026-04-03 03:32:34
●A39.100.227.1272026-04-03 → 2026-04-03 · 1 obs
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, c.dns.cn, b.dns.cn, d.dns.cn... | - |
| o-learn.cn | vip1.alidns.com, vip2.alidns.com | - |
✅ Authoritative Response
Server:140.205.1.1
NS records: vip1.alidns.com, vip2.alidns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for o-learn.cn (unsigned zone)
⏱️ Timing
Total: 1264ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 39.100.227.127 |
| NS | 2 | vip2.alidns.com, vip1.alidns.com |
| SOA | 1 | vip1.alidns.com hostmaster.hichina.com |
Analysis
Hierarchy
The parent of www.o-learn.cn is o-learn.cn.
IP Addresses
o-learn.cn points to IP number: 39.100.227.127.
Other host names, for instance qiaogong.net share IP numbers with o-learn.cn.
Name Servers
o-learn.cn is delegated to two name servers: vip1.alidns.com and vip2.alidns.com.
o-learn.cn shares the same name server setup as ruilincorp.com, ilovelook.cn, ecarx.com.cn, qd8.com and jndl.com.cn.
o-learn.cn at least partially shares name servers with other domains, for instance waimaosass.icu, tgjkbx.cn, cj.cn, zzzsxx.com and jianlequ.com.
these name servers are commonly used with vip3.alidns.com, vip4.alidns.com, f1g1ns1.dnspod.net and f1g1ns2.dnspod.net.
Host names with six IP numbers:
vip1.alidns.com points to 2408:4009:500::1, 8.212.93.1, 140.205.1.1, 170.33.32.208, 170.33.73.24 and 170.33.80.8.
vip2.alidns.com points to 2408:4009:500::2, 8.212.93.2, 140.205.1.2, 170.33.32.209, 170.33.73.25 and 170.33.80.9.