twsdc.cn - robtex.com
twsdc.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.238.170.52🇺🇸 HDHK38.238.160.0/20 | ||||||
| NS | ns1.nowcndns.com ⭐ | ||||||
| A | 1.193.216.204🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network | ||||||
| A | 218.98.111.129🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 218.98.111.138🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | ns2.nowcndns.com | ||||||
| A | 61.158.128.11🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network | ||||||
| PTR | 11.128.158.61.ha.cnc | ||||||
| A | 183.253.57.202🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.38🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
| SOA | ns1.nowcndns.comadmin@nowcndns.com serial=1774446702 | ||||||
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=2034613081 | ||||||
Same first word
Similar names
DNS History
4 records (3 active, 1 former)
●NSns1.nowcndns.com2026-03-27 → 2026-03-30 · 2 obs
● 2026-03-27 04:35:08
● 2026-03-30 21:05:54
● 2026-03-30 21:05:54
●NSns2.nowcndns.com2026-03-27 → 2026-03-30 · 2 obs
● 2026-03-27 04:35:08
● 2026-03-30 21:05:54
● 2026-03-30 21:05:54
●A38.238.170.522026-03-27 → 2026-03-30 · 3 obs
○ 2016-07-17 23:43:24
● 2026-03-27 04:35:08
● 2026-03-30 21:05:54
● 2026-03-27 04:35:08
● 2026-03-30 21:05:54
○A47.89.39.982016-07-17 → 2016-07-17 · 3 obs
● 2016-07-17 23:43:24
○ 2026-03-27 04:35:08
○ 2026-03-30 21:05:54
○ 2026-03-27 04:35:08
○ 2026-03-30 21:05:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| twsdc.cn | ns1.nowcndns.com, ns2.nowcndns.com | - |
✅ Authoritative Response
Server:61.158.128.11
NS records: ns1.nowcndns.com, ns2.nowcndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for twsdc.cn (unsigned zone)
⏱️ Timing
Total: 1724ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 38.238.170.52 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
twsdc.cn points to a single IP address: 38.238.170.52.
Other host names, for instance s-tanner.cn, share IP numbers with twsdc.cn.
Name Servers
twsdc.cn is delegated to two name servers: ns1.nowcndns.com and ns2.nowcndns.com.
twsdc.cn uses the same name server setup as other domains, including chatgpt7.com.cn, szzhongyu.cn, cnjingm.cn, shhkpw.com.cn and pounai.cn.
Host names with three IP numbers:
ns1.nowcndns.com points to 1.193.216.204, 218.98.111.129 and 218.98.111.138; ns2.nowcndns.com points to 61.158.128.11, 183.253.57.202 and 211.99.99.38.