cf021.cn - robtex.com
cf021.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.11.253.217🇺🇸 AS39847838.11.224.0/19 PEG TECH INC | ||||||
| NS | ns1.nowcndns.com ⭐ | ||||||
| A | 1.193.216.204🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network | ||||||
| PTR | ip-1-193-216-204.defastlink.net | ||||||
| A | 218.98.111.129🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| PTR | ip-218-98-111-129.defastlink.net | ||||||
| A | 218.98.111.138🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| PTR | ip-218-98-111-138.defastlink.net | ||||||
| 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) | ||||||
| PTR | ip-183-253-57-202.defastlink.net | ||||||
| A | 211.99.99.38🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
| PTR | ip-211-99-99-38.defastlink.net | ||||||
| SOA | ns1.nowcndns.comadmin@nowcndns.com serial=1772969481 | ||||||
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=2034546407 | ||||||
Same first word
cf021.cn |
Similar names
DNS History
3 records (3 active, 0 former)
●NSns1.nowcndns.com2026-03-15 → 2026-03-22 · 2 obs
● 2026-03-22 17:05:00
●NSns2.nowcndns.com2026-03-15 → 2026-03-22 · 2 obs
● 2026-03-22 17:05:00
●A38.11.253.2172026-03-15 → 2026-03-22 · 2 obs
● 2026-03-22 17:05:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| cf021.cn | ns1.nowcndns.com, ns2.nowcndns.com | - |
✅ Authoritative Response
Server: 218.98.111.129
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: 4306ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 38.11.253.217 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
cf021.cn points to IP number 38.11.253.217.
For instance, other host names 5qr654.cn, ig55.cn, lkprtoer.cn, bntgs.cn and uutre.cn share IP numbers with cf021.cn.
Name Servers
cf021.cn is delegated to two name servers: ns1.nowcndns.com and ns2.nowcndns.com.
cf021.cn uses the same name server setup as other domains such as rafon.cn, 1-st.cn, nbsmwx.com.cn, kmlaifu.cn and qianshengbuhang.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.