tcsdf.cn - robtex.com
tcsdf.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 221.11.125.171🇨🇳 CHINA169-Backbone221.11.0.0/17 CNC Group CHINA169 Shanxi Province Network | ||||||
| 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=1757053770 | ||||||
cn
| DNSSEC | ⚠️ Not signed | ||||||
| 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=2034776075 | ||||||
Same first word
tcsdf.cn |
Similar names
DNS History
3 records (3 active, 0 former)
●NSns1.nowcndns.com2026-03-15 → 2026-05-10 · 2 obs
● 2026-03-15 13:10:24
● 2026-05-10 23:22:00
● 2026-05-10 23:22:00
●NSns2.nowcndns.com2026-03-15 → 2026-05-10 · 2 obs
● 2026-03-15 13:10:24
● 2026-05-10 23:22:00
● 2026-05-10 23:22:00
●A221.11.125.1712026-03-15 → 2026-05-10 · 2 obs
● 2026-03-15 13:10:24
● 2026-05-10 23:22:00
● 2026-05-10 23:22:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| tcsdf.cn | ns1.nowcndns.com, ns2.nowcndns.com | - |
✅ Authoritative Response
Server:211.99.99.38
NS records: ns1.nowcndns.com, ns2.nowcndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tcsdf.cn (unsigned zone)
⏱️ Timing
Total: 1726ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 221.11.125.171 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
tcsdf.cn resolves to a single IP address: 221.11.125.171.
Name Servers
tcsdf.cn's delegation uses two name servers, ns1.nowcndns.com and ns2.nowcndns.com.
tcsdf.cn shares the same name server setup as other domains, for example rbkv.cn, fengshulin.com.cn, kgzey.cn, 0533pet.cn and ortwatch.cn.
Host names with three IPs:
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