chinalearning.cn - robtex.com
chinalearning.cn
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=2034594158 | ||||||
Same first word
chinalearning.cn |
Similar names
DNS History
6 records (3 active, 3 former)
●NSf1g1ns1.dnspod.net2015-06-07 → 2026-03-27 · 2 obs
● 2015-06-07 07:41:20
● 2026-03-27 14:47:50
● 2026-03-27 14:47:50
●NSf1g1ns2.dnspod.net2015-06-07 → 2026-03-27 · 2 obs
● 2015-06-07 07:41:20
● 2026-03-27 14:47:50
● 2026-03-27 14:47:50
○MXmxbiz1.qq.com2015-06-07 → 2017-06-22 · 4 obs
● 2015-06-07 07:41:20
● 2017-06-22 07:49:56
○ 2026-03-20 02:40:34
○ 2026-03-27 14:47:50
● 2017-06-22 07:49:56
○ 2026-03-20 02:40:34
○ 2026-03-27 14:47:50
○MXmxbiz2.qq.com2015-06-07 → 2017-06-22 · 4 obs
● 2015-06-07 07:41:20
● 2017-06-22 07:49:56
○ 2026-03-20 02:40:34
○ 2026-03-27 14:47:50
● 2017-06-22 07:49:56
○ 2026-03-20 02:40:34
○ 2026-03-27 14:47:50
○A115.29.167.1902015-06-07 → 2017-06-22 · 4 obs
● 2015-06-07 07:41:20
● 2017-06-22 07:49:56
○ 2026-03-20 02:40:34
○ 2026-03-27 14:47:50
● 2017-06-22 07:49:56
○ 2026-03-20 02:40:34
○ 2026-03-27 14:47:50
●CNAMEchinalearning.cn.c.yundunwaf4.com2026-03-20 → 2026-03-27 · 2 obs
● 2026-03-20 02:40:34
● 2026-03-27 14:47:50
● 2026-03-27 14:47:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| chinalearning.cn | f1g1ns1.dnspod.net, f1g1ns2.dnspod.net | - |
✅ Authoritative Response
Server:1.12.0.4
NS records: f1g1ns1.dnspod.net, f1g1ns2.dnspod.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for chinalearning.cn (unsigned zone)
⏱️ Timing
Total: 1104ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | chinalearning.cn.c.yundunwaf4.com |
| SOA | 1 | f1g1ns1.dnspod.net freednsadmin.dnspod.c |