air-learn.com - robtex.com
air-learn.com
| CNAME | air-learn.com.w.kunlunsl.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 163.181.66.231🇺🇸 Alibaba_Cloud_CDN163.181.66.0/24 Alibaba Cloud | ||||||
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=1778817411 | ||||||
Subdomains
www.air-learn.com |
Same first word
air-learn.com |
DNS History
3 records (3 active, 0 former)
●NSvip3.alidns.com2026-05-14 → 2026-05-15 · 2 obs
● 2026-05-14 02:22:16
● 2026-05-15 04:09:20
● 2026-05-15 04:09:20
●NSvip4.alidns.com2026-05-14 → 2026-05-15 · 2 obs
● 2026-05-14 02:22:16
● 2026-05-15 04:09:20
● 2026-05-15 04:09:20
●CNAMEair-learn.com.w.kunlunsl.com2026-05-14 → 2026-05-15 · 2 obs
● 2026-05-14 02:22:16
● 2026-05-15 04:09:20
● 2026-05-15 04:09:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| air-learn.com | vip3.alidns.com, vip4.alidns.com | 22 records |
✅ Authoritative Response
Server:121.40.6.163
NS records: vip3.alidns.com, vip4.alidns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for air-learn.com (unsigned zone)
⏱️ Timing
Total: 3274ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | vip4.alidns.com, vip3.alidns.com |
| CNAME | 1 | air-learn.com.w.kunlunsl.com |
| SOA | 1 | vip3.alidns.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 22
Out-of-bailiwick: 22 (vip3.alidns.com, vip3.alidns.com, vip3.alidns.com...)
Analysis
Hierarchy
The parent of www.air-learn.com is air-learn.com.
IP Addresses
air-learn.com points to a single IP number: 163.181.66.231.
Other host names, for instance dx5.cn.w.kunlunsl.com, tinboxcn.com.w.cdngslb.com, www.lunaproxy.com.w.cdngslb.com, mineolym.com.w.cdngslb.com and g6058.api.boneb.net.w.cdngslb.com share IP numbers with air-learn.com.