teachwell.cn - robtex.com
teachwell.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.148.244.67🇭🇰 AS401696103.148.244.0/23 | ||||||
| NS | ns1.julydns.com ⭐ ⚠️ Not in parent delegation | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| NS | ns1.judns.com ⚠️ Not in zone NS records | ||||||
| A | 47.97.51.45🇨🇳 Alibaba-Cloud47.96.0.0/15 Aliyun Computing Co., LTD | ||||||
| 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=1772555511 | ||||||
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=2034689203 | ||||||
Subdomains
gsygsearch-aol-www.teachwell.cn |
rtr5-www.teachwell.cn |
Same first word
Similar names
DNS History
13 records (5 active, 8 former)
○NSns.nagor.cn2016-07-06 → 2016-07-06 · 4 obs
● 2016-07-06 01:27:46
○ 2026-04-20 01:13:40
○ 2026-04-20 01:13:42
○NSns.nagor.com.cn2016-07-06 → 2016-07-06 · 4 obs
● 2016-07-06 01:27:46
○ 2026-04-20 01:13:40
○ 2026-04-20 01:13:42
○NSns1.51dns.com2015-07-23 → 2015-11-24 · 4 obs
● 2015-11-24 23:32:10
○ 2016-07-06 01:27:46
○ 2026-04-20 01:13:42
○NSns1.dnsnw.com2016-07-06 → 2016-07-06 · 4 obs
● 2016-07-06 01:27:46
○ 2026-04-20 01:13:40
○ 2026-04-20 01:13:42
●NSns1.judns.com2026-04-20 → 2026-04-20 · 3 obs
● 2026-04-20 01:13:40
● 2026-04-20 01:13:42
●NSns1.julydns.com2026-04-20 → 2026-04-20 · 3 obs
● 2026-04-20 01:13:40
● 2026-04-20 01:13:42
○NSns2.51dns.com2015-07-23 → 2015-11-24 · 4 obs
● 2015-11-24 23:32:10
○ 2016-07-06 01:27:46
○ 2026-04-20 01:13:42
○NSns2.dnsnw.com2016-07-06 → 2016-07-06 · 4 obs
● 2016-07-06 01:27:46
○ 2026-04-20 01:13:40
○ 2026-04-20 01:13:42
●NSns2.judns.com2026-04-20 → 2026-04-20 · 3 obs
● 2026-04-20 01:13:40
● 2026-04-20 01:13:42
●NSns2.julydns.com2026-04-20 → 2026-04-20 · 3 obs
● 2026-04-20 01:13:40
● 2026-04-20 01:13:42
●A103.148.244.672026-04-20 → 2026-04-20 · 3 obs
● 2026-04-20 01:13:40
● 2026-04-20 01:13:42
○A148.163.9.852015-07-23 → 2015-07-23 · 3 obs
○ 2015-11-24 23:32:10
○ 2026-04-20 01:13:42
○A76.164.218.1142016-07-06 → 2016-07-06 · 4 obs
● 2016-07-06 01:27:46
○ 2026-04-20 01:13:40
○ 2026-04-20 01:13:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, c.dns.cn, a.dns.cn, b.dns.cn... | - |
| teachwell.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 teachwell.cn (unsigned zone)
⏱️ Timing
Total: 1588ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.148.244.67 |
| NS | 2 | ns1.julydns.com, ns2.julydns.com |
| SOA | 1 | ns1.julydns.com master.jmdns.com |
Analysis
Hierarchy
teachwell.cn is a parent of gsygsearch-aol-www.teachwell.cn and rtr5-www.teachwell.cn.
IP Addresses
teachwell.cn points to a single IP number: 103.148.244.67.
Other host names, for instance www.aigbots.com, uz.yxyg520.com, macau.cndisen.com, cnagrinet.com.cn and brnks.com share IP numbers with teachwell.cn.
Name Servers
teachwell.cn is delegated to four name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.
teachwell.cn at least partially shares name servers with other domains, for instance sanfarm.cn, hwmpsp.com, 91hunche.com, zgyjlsdmsc.com and fenji.net.
Host names with a single IP number:
ns1.judns.com points to: 47.97.51.45.
ns2.judns.com points to: 162.159.27.251.
ns1.julydns.com points to: 47.97.51.45.
ns2.julydns.com points to: 162.159.48.223.
Host names that point to 47.97.51.45: ns1.judns.com and ns1.julydns.com.