yr31.cn - robtex.com
yr31.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 156.242.128.125🇺🇸 POWERLINE-HK156.242.128.0/19 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 | ||||||
| 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=1767696801 | ||||||
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=2034587798 | ||||||
Same first word
yr31.cn |
Similar names
DNS History
6 records (3 active, 3 former)
○NSns1.dnsdun.com2017-05-18 → 2017-05-18 · 3 obs
● 2017-05-18 04:33:52
○ 2026-02-19 12:39:30
○ 2026-03-26 03:23:30
○ 2026-02-19 12:39:30
○ 2026-03-26 03:23:30
○NSns1.dnsdun.net2017-05-18 → 2017-05-18 · 3 obs
● 2017-05-18 04:33:52
○ 2026-02-19 12:39:30
○ 2026-03-26 03:23:30
○ 2026-02-19 12:39:30
○ 2026-03-26 03:23:30
●NSns1.nowcndns.com2026-02-19 → 2026-03-26 · 3 obs
○ 2017-05-18 04:33:52
● 2026-02-19 12:39:30
● 2026-03-26 03:23:30
● 2026-02-19 12:39:30
● 2026-03-26 03:23:30
●NSns2.nowcndns.com2026-02-19 → 2026-03-26 · 3 obs
○ 2017-05-18 04:33:52
● 2026-02-19 12:39:30
● 2026-03-26 03:23:30
● 2026-02-19 12:39:30
● 2026-03-26 03:23:30
●A156.242.128.1252026-02-19 → 2026-03-26 · 3 obs
○ 2017-05-18 04:33:52
● 2026-02-19 12:39:30
● 2026-03-26 03:23:30
● 2026-02-19 12:39:30
● 2026-03-26 03:23:30
○A23.80.28.462017-05-18 → 2017-05-18 · 3 obs
● 2017-05-18 04:33:52
○ 2026-02-19 12:39:30
○ 2026-03-26 03:23:30
○ 2026-02-19 12:39:30
○ 2026-03-26 03:23:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | d.dns.cn, a.dns.cn, b.dns.cn, c.dns.cn... | - |
| yr31.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 yr31.cn (unsigned zone)
⏱️ Timing
Total: 4436ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 156.242.128.125 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
yr31.cn resolves to one IP number: 156.242.128.125.
Name Servers
yr31.cn's delegation uses two name servers: ns1.nowcndns.com and ns2.nowcndns.com.
yr31.cn uses the same name server setup as other domains, such as motorcycletyre.com.cn, haoyon.cn, cf-lize.com.cn, uy22.cn and liujing1210.cn.
Host names with three IP numbers:
The host name ns1.nowcndns.com resolves to 1.193.216.204, 218.98.111.129 and 218.98.111.138.
The host name ns2.nowcndns.com resolves to 61.158.128.11, 183.253.57.202 and 211.99.99.38.