ir30.cn - robtex.com
ir30.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 156.237.238.15🇭🇰 DXTL-AS-AP156.237.224.0/20 Proxy-registered route object | ||||||
| NS | dm1.longmingdns.com ⭐ | ||||||
| A | 218.98.111.163🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | dm2.longmingdns.com | ||||||
| A | 183.253.57.197🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.56🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
| SOA | dm1.longmingdns.comdnsadmin@longmingdns.com serial=1768465470 | ||||||
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=2034724995 | ||||||
Same first word
Similar names
DNS History
6 records (3 active, 3 former)
●NSdm1.longmingdns.com2026-04-04 → 2026-04-28 · 3 obs
○ 2020-02-09 00:26:42
● 2026-04-04 16:11:26
● 2026-04-28 20:11:44
● 2026-04-04 16:11:26
● 2026-04-28 20:11:44
●NSdm2.longmingdns.com2026-04-04 → 2026-04-28 · 3 obs
○ 2020-02-09 00:26:42
● 2026-04-04 16:11:26
● 2026-04-28 20:11:44
● 2026-04-04 16:11:26
● 2026-04-28 20:11:44
○NSf1g1ns1.dnspod.net2020-02-09 → 2020-02-09 · 3 obs
● 2020-02-09 00:26:42
○ 2026-04-04 16:11:26
○ 2026-04-28 20:11:44
○ 2026-04-04 16:11:26
○ 2026-04-28 20:11:44
○NSf1g1ns2.dnspod.net2020-02-09 → 2020-02-09 · 3 obs
● 2020-02-09 00:26:42
○ 2026-04-04 16:11:26
○ 2026-04-28 20:11:44
○ 2026-04-04 16:11:26
○ 2026-04-28 20:11:44
○A156.236.59.402020-02-09 → 2020-02-09 · 3 obs
● 2020-02-09 00:26:42
○ 2026-04-04 16:11:26
○ 2026-04-28 20:11:44
○ 2026-04-04 16:11:26
○ 2026-04-28 20:11:44
●A156.237.238.152026-04-04 → 2026-04-28 · 3 obs
○ 2020-02-09 00:26:42
● 2026-04-04 16:11:26
● 2026-04-28 20:11:44
● 2026-04-04 16:11:26
● 2026-04-28 20:11:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn... | - |
| ir30.cn | dm1.longmingdns.com, dm2.longmingdns.com | - |
✅ Authoritative Response
Server:218.98.111.163
NS records: dm1.longmingdns.com, dm2.longmingdns.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at cn: Error: DNS query timeout: 203.119.29.1 for DNSKEY cn
⏱️ Timing
Total: 4197ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 156.237.238.15 |
| NS | 2 | dm1.longmingdns.com, dm2.longmingdns.com |
| SOA | 1 | dm1.longmingdns.com dnsadmin.longmingdns |
Analysis
IP Addresses
ir30.cn points to IP number: 156.237.238.15.
Other host names such as zhanyajd.cn, www.zhanyajd.cn and tuttiqui.com share IP numbers with ir30.cn.
Name Servers
ir30.cn is delegated to two name servers: dm1.longmingdns.com and dm2.longmingdns.com.
ir30.cn shares the same name server setup as whysfs.com, ahaf.cn, wxdctg.cn, aa2288.cn and linkpad.cn.
Host names with two IP numbers:
dm2.longmingdns.com points to 183.253.57.197 and 211.99.99.56.
Host names with one IP number:
dm1.longmingdns.com points to 218.98.111.163.