4dun.cn - robtex.com
4dun.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 154.215.84.43🇭🇰 OWGELS-AS-AP154.215.64.0/18 Starbow ltd | ||||||
| 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=1751342725 | ||||||
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=2034674390 | ||||||
Same first word
Similar names
DNS History
11 records (3 active, 8 former)
○NSa.dnspod.com2015-06-06 → 2015-06-06 · 3 obs
● 2015-06-06 11:50:48
○ 2015-12-30 22:21:48
○ 2026-04-15 20:14:04
○ 2015-12-30 22:21:48
○ 2026-04-15 20:14:04
○NSb.dnspod.com2015-06-06 → 2015-06-06 · 3 obs
● 2015-06-06 11:50:48
○ 2015-12-30 22:21:48
○ 2026-04-15 20:14:04
○ 2015-12-30 22:21:48
○ 2026-04-15 20:14:04
○NSc.dnspod.com2015-06-06 → 2015-06-06 · 3 obs
● 2015-06-06 11:50:48
○ 2015-12-30 22:21:48
○ 2026-04-15 20:14:04
○ 2015-12-30 22:21:48
○ 2026-04-15 20:14:04
●NSdm1.longmingdns.com2026-02-15 → 2026-04-15 · 3 obs
○ 2018-05-21 17:41:38
● 2026-02-15 20:51:30
● 2026-04-15 20:14:04
● 2026-02-15 20:51:30
● 2026-04-15 20:14:04
●NSdm2.longmingdns.com2026-02-15 → 2026-04-15 · 3 obs
○ 2018-05-21 17:41:38
● 2026-02-15 20:51:30
● 2026-04-15 20:14:04
● 2026-02-15 20:51:30
● 2026-04-15 20:14:04
○NSns1.dns.com2018-05-21 → 2018-05-21 · 4 obs
○ 2015-12-30 22:21:48
● 2018-05-21 17:41:38
○ 2026-02-15 20:51:30
○ 2026-04-15 20:14:04
● 2018-05-21 17:41:38
○ 2026-02-15 20:51:30
○ 2026-04-15 20:14:04
○NSns2.dns.com2018-05-21 → 2018-05-21 · 4 obs
○ 2015-12-30 22:21:48
● 2018-05-21 17:41:38
○ 2026-02-15 20:51:30
○ 2026-04-15 20:14:04
● 2018-05-21 17:41:38
○ 2026-02-15 20:51:30
○ 2026-04-15 20:14:04
○A110.34.174.2342015-06-06 → 2015-06-06 · 3 obs
● 2015-06-06 11:50:48
○ 2015-10-20 09:07:50
○ 2026-04-15 20:14:04
○ 2015-10-20 09:07:50
○ 2026-04-15 20:14:04
●A154.215.84.432026-02-15 → 2026-04-15 · 3 obs
○ 2018-05-21 17:41:38
● 2026-02-15 20:51:30
● 2026-04-15 20:14:04
● 2026-02-15 20:51:30
● 2026-04-15 20:14:04
○A23.224.199.2162018-05-21 → 2018-05-21 · 4 obs
○ 2015-12-30 22:21:48
● 2018-05-21 17:41:38
○ 2026-02-15 20:51:30
○ 2026-04-15 20:14:04
● 2018-05-21 17:41:38
○ 2026-02-15 20:51:30
○ 2026-04-15 20:14:04
○A23.27.192.1152015-10-20 → 2015-10-20 · 4 obs
○ 2015-06-06 11:50:48
● 2015-10-20 09:07:50
○ 2015-12-30 22:21:48
○ 2026-04-15 20:14:04
● 2015-10-20 09:07:50
○ 2015-12-30 22:21:48
○ 2026-04-15 20:14:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| 4dun.cn | dm1.longmingdns.com, dm2.longmingdns.com | - |
✅ Authoritative Response
Server:218.98.111.163
NS records: dm1.longmingdns.com, dm2.longmingdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4dun.cn (unsigned zone)
⏱️ Timing
Total: 1485ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 154.215.84.43 |
| NS | 2 | dm1.longmingdns.com, dm2.longmingdns.com |
| SOA | 1 | dm1.longmingdns.com dnsadmin.longmingdns |
Analysis
IP Addresses
4dun.cn points to a single IP: 154.215.84.43.
Name Servers
4dun.cn's delegation is to two name servers dm1.longmingdns.com and dm2.longmingdns.com.
4dun.cn shares the same name server configuration as other domains, such as acechip.cn, nrdqga.cn, fishfood.com.cn, xnsoa.com.cn and ceshisyh009.cn.
Host names with two IPs:
dm2.longmingdns.com points to: 183.253.57.197 and 211.99.99.56.
Host names with one IP:
dm1.longmingdns.com points to: 218.98.111.163.