ykbd.cn - robtex.com
ykbd.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.22.cn ⭐ | ||||||
| A | 2001:df2:f080:1::5🇭🇰 HKCICL-AS-AP2001:df2:f080::/48 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 61.158.128.10🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network | ||||||
| PTR | 10.128.158.61.ha.cnc | ||||||
| A | 218.98.111.136🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | ns2.22.cn | ||||||
| A | 240e:97d:10:1402:0:1:0:1002🇨🇳 CHINANET-Guangdong-DongGuan-IDC240e:97d::/36 DongGuan IDC Network | ||||||
| A | 1.193.216.203🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network | ||||||
| A | 183.253.57.207🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.61🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
| SOA | ns1.22.cndnsadmin@22.cn serial=1751342741 | ||||||
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=2034590369 | ||||||
Previously NS for
ykbd.cn |
Same first word
Similar names
DNS History
4 records (2 active, 2 former)
●NSns1.22.cn2026-02-21 → 2026-03-26 · 3 obs
○ 2015-07-12 01:59:54
● 2026-02-21 21:23:16
● 2026-03-26 18:04:52
● 2026-02-21 21:23:16
● 2026-03-26 18:04:52
●NSns2.22.cn2026-02-21 → 2026-03-26 · 3 obs
○ 2015-07-12 01:59:54
● 2026-02-21 21:23:16
● 2026-03-26 18:04:52
● 2026-02-21 21:23:16
● 2026-03-26 18:04:52
○NSykbd.cn2015-07-12 → 2015-07-12 · 3 obs
● 2015-07-12 01:59:54
○ 2026-02-21 21:23:16
○ 2026-03-26 18:04:52
○ 2026-02-21 21:23:16
○ 2026-03-26 18:04:52
○A174.139.7.2272015-07-12 → 2015-07-12 · 3 obs
● 2015-07-12 01:59:54
○ 2026-02-21 21:23:16
○ 2026-03-26 18:04:52
○ 2026-02-21 21:23:16
○ 2026-03-26 18:04:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| ykbd.cn | ns1.22.cn, ns2.22.cn | - |
✅ Authoritative Response
Server:1.193.216.203
NS records: ns1.22.cn, ns2.22.cn
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at cn: Error: DNS query timeout: 203.119.29.1 for DNSKEY cn
⏱️ Timing
Total: 4673ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.22.cn, ns2.22.cn |
| SOA | 1 | ns1.22.cn dnsadmin.22.cn |
Analysis
Name Servers
ykbd.cn's delegation uses two name servers: ns1.22.cn and ns2.22.cn.
ykbd.cn uses the same name server setup as other domains, such as swsw.cn, kejirb.com, 5714.cn, ph-ad.com and zengfen.cn.
ykbd.cn at least partially shares name servers with other domains, for example iu2.cn.
Host names with four IP numbers: ns2.22.cn points to 240e:97d:10:1402:0:1:0:1002, 1.193.216.203, 183.253.57.207 and 211.99.99.61.
Host names with three IP numbers: ns1.22.cn points to 2001:df2:f080:1::5, 61.158.128.10 and 218.98.111.136.