learnsky.cn - robtex.com
learnsky.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.79.248.159🇺🇸 Alibaba-Cloud47.79.224.0/19 Proxy-registered route object | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.judns.com ⚠️ Not in zone NS records | ||||||
| A | 162.159.27.251Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns2.julydns.com ⚠️ Not in parent delegation | ||||||
| A | 162.159.48.223Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| SOA | ns1.julydns.commaster@jmdns.com serial=1782906878 | ||||||
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=2035004884 | ||||||
Same first word
learnsky.cn |
Similar names
DNS History
13 records (5 active, 8 former)
●NSns1.judns.com2026-03-27 → 2026-07-05 · 3 obs
● 2026-03-27 22:10:20
● 2026-07-05 08:48:08
●NSns1.julydns.com2026-03-27 → 2026-07-05 · 3 obs
● 2026-03-27 22:10:20
● 2026-07-05 08:48:08
○NSns1.myhostadmin.net2015-07-18 → 2017-06-24 · 4 obs
● 2017-06-24 08:46:44
○ 2026-03-27 22:10:20
○ 2026-07-05 08:48:08
●NSns2.judns.com2026-03-27 → 2026-07-05 · 3 obs
● 2026-03-27 22:10:20
● 2026-07-05 08:48:08
●NSns2.julydns.com2026-03-27 → 2026-07-05 · 3 obs
● 2026-03-27 22:10:20
● 2026-07-05 08:48:08
○NSns2.myhostadmin.net2015-07-18 → 2017-06-24 · 4 obs
● 2017-06-24 08:46:44
○ 2026-03-27 22:10:20
○ 2026-07-05 08:48:08
○NSns3.myhostadmin.net2015-07-18 → 2017-06-24 · 4 obs
● 2017-06-24 08:46:44
○ 2026-03-27 22:10:20
○ 2026-07-05 08:48:08
○NSns4.myhostadmin.net2015-07-18 → 2017-06-24 · 4 obs
● 2017-06-24 08:46:44
○ 2026-03-27 22:10:20
○ 2026-07-05 08:48:08
○NSns5.myhostadmin.net2015-07-18 → 2017-06-24 · 4 obs
● 2017-06-24 08:46:44
○ 2026-03-27 22:10:20
○ 2026-07-05 08:48:08
○NSns6.myhostadmin.net2015-07-18 → 2017-06-24 · 4 obs
● 2017-06-24 08:46:44
○ 2026-03-27 22:10:20
○ 2026-07-05 08:48:08
●A47.79.248.1592026-05-22 → 2026-07-05 · 3 obs
● 2026-05-22 05:31:02
● 2026-07-05 08:48:08
○A47.83.12.992026-03-27 → 2026-05-15 · 5 obs
● 2026-03-27 22:10:20
● 2026-05-15 22:23:16
○ 2026-05-22 05:31:02
○ 2026-07-05 08:48:08
○A58.64.134.362015-07-18 → 2017-06-24 · 4 obs
● 2017-06-24 08:46:44
○ 2026-03-27 22:10:20
○ 2026-07-05 08:48:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, a.dns.cn, b.dns.cn, e.dns.cn... | - |
| learnsky.cn | ns1.judns.com, ns2.judns.com | - |
✅ Authoritative Response
Server:162.159.27.251
NS records: ns1.judns.com, ns2.judns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for learnsky.cn (unsigned zone)
⏱️ Timing
Total: 2612ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.79.248.159 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
IP Addresses
learnsky.cn directs to one IP number, which is 47.79.248.159.
Among the host names that share IP numbers with learnsky.cn are xacng.cn, xaslsoft.com, inkeri.cn and two others.
Name Servers
The domain learnsky.cn is delegated to these four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
At least some of learnsky.cn's name servers are shared with other domains, for example dmgmesse.cn, gzmidea.cn, baiyifangzhi.gd.cn and two more.
These name servers tend to be deployed in combination with the name servers ns1.onclouddns.com and ns2.onclouddns.com.
Each of ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com has a single IP address — ns1.judns.com and ns2.judns.com direct to 162.159.27.251, and ns1.julydns.com and ns2.julydns.com direct to 162.159.48.223.
ns1.judns.com and ns2.judns.com each have 162.159.27.251 IP addresses.
ns1.julydns.com and ns2.julydns.com each have 162.159.48.223 IP addresses.