isp021.com.cn - robtex.com
isp021.com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 156.241.76.233🇭🇰 MYCLOUD-AS-AP156.241.64.0/18 CloudFly Net Inc | ||||||
| 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=1764163755 | ||||||
com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2030475752 | ||||||
Subdomains
www.isp021.com.cn |
Same first word
isp021.com.cn |
DNS History
3 records (3 active, 0 former)
●NSns1.nowcndns.com2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 04:13:40
●NSns2.nowcndns.com2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 04:13:40
●A156.241.76.2332026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 04:13:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| isp021.com.cn | ns1.nowcndns.com, ns2.nowcndns.com | - |
✅ Authoritative Response
Server:211.99.99.38
NS records: ns1.nowcndns.com, ns2.nowcndns.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at cn: Error: DNS query timeout: 203.119.29.1 for DNSKEY cn
⏱️ Timing
Total: 3745ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 156.241.76.233 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
Hierarchy
isp021.com.cn is the parent of www.isp021.com.cn.
IP Addresses
isp021.com.cn resolves to one IP number: 156.241.76.233.
other host names including chaye001.cn, rhxzyyy.org.cn, www.visno.com.cn, ipengbo.cn and huanlefu.cn share IP numbers with isp021.com.cn.
Name Servers
isp021.com.cn is delegated to two name servers ns1.nowcndns.com and ns2.nowcndns.com.
isp021.com.cn shares the same name server setup as other domains, for instance hengliheng.cn, tgw111.cn, lcae.cn, oegw.cn and pfp56p.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.