ithd.cn - robtex.com
ithd.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 154.221.145.4🇭🇰 DXTL-HK154.221.144.0/20 Proxy-registered route object | ||||||
| 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 | ||||||
| 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=1773846948 | ||||||
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=2034947974 | ||||||
Same first word
Similar names
DNS History
8 records (3 active, 5 former)
●NSns1.nowcndns.com2026-06-19 → 2026-06-21 · 3 obs
○ 2017-03-13 11:04:46
● 2026-06-19 04:20:12
● 2026-06-21 00:46:18
● 2026-06-19 04:20:12
● 2026-06-21 00:46:18
●NSns2.nowcndns.com2026-06-19 → 2026-06-21 · 3 obs
○ 2017-03-13 11:04:46
● 2026-06-19 04:20:12
● 2026-06-21 00:46:18
● 2026-06-19 04:20:12
● 2026-06-21 00:46:18
○NSns5010.01isp.com2015-08-13 → 2017-03-13 · 4 obs
● 2015-08-13 08:36:14
● 2017-03-13 11:04:46
○ 2026-06-19 04:20:12
○ 2026-06-21 00:46:18
● 2017-03-13 11:04:46
○ 2026-06-19 04:20:12
○ 2026-06-21 00:46:18
○NSns5011.01isp.cn2015-08-13 → 2017-03-13 · 4 obs
● 2015-08-13 08:36:14
● 2017-03-13 11:04:46
○ 2026-06-19 04:20:12
○ 2026-06-21 00:46:18
● 2017-03-13 11:04:46
○ 2026-06-19 04:20:12
○ 2026-06-21 00:46:18
○A111.221.108.962015-12-05 → 2016-06-28 · 5 obs
○ 2015-08-13 08:36:14
● 2015-12-05 11:26:30
● 2016-06-28 03:32:16
○ 2017-03-13 11:04:46
○ 2026-06-21 00:46:18
● 2015-12-05 11:26:30
● 2016-06-28 03:32:16
○ 2017-03-13 11:04:46
○ 2026-06-21 00:46:18
●A154.221.145.42026-06-19 → 2026-06-21 · 3 obs
○ 2017-03-13 11:04:46
● 2026-06-19 04:20:12
● 2026-06-21 00:46:18
● 2026-06-19 04:20:12
● 2026-06-21 00:46:18
○A162.221.6.132017-03-13 → 2017-03-13 · 4 obs
○ 2016-06-28 03:32:16
● 2017-03-13 11:04:46
○ 2026-06-19 04:20:12
○ 2026-06-21 00:46:18
● 2017-03-13 11:04:46
○ 2026-06-19 04:20:12
○ 2026-06-21 00:46:18
○A174.128.228.1012015-08-13 → 2015-08-13 · 3 obs
● 2015-08-13 08:36:14
○ 2015-12-05 11:26:30
○ 2026-06-21 00:46:18
○ 2015-12-05 11:26:30
○ 2026-06-21 00:46:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, d.dns.cn, c.dns.cn, b.dns.cn... | - |
| ithd.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 ithd.cn (unsigned zone)
⏱️ Timing
Total: 1681ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 154.221.145.4 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
ithd.cn points to a single IP number: 154.221.145.4.
Name Servers
Two name servers handle the delegation for ithd.cn: ns1.nowcndns.com and ns2.nowcndns.com.
ithd.cn shares its name server setup with other domains, including gxhzv.cn, ug355.cn, tagwalk.cn and two others.
The hosts ns1.nowcndns.com and ns2.nowcndns.com both resolve to three IP numbers: ns1.nowcndns.com to 1.193.216.204, 218.98.111.129 and 218.98.111.138, and ns2.nowcndns.com to 61.158.128.11, 183.253.57.202 and 211.99.99.38.