603549.cn - robtex.com
603549.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.231.15.143🇭🇰 CLOUDIE-AS-AP103.231.14.0/23 Converged Communications Limited Unit 1604 Perfect Industrial Building 31 Tai Yau Street San Po Kong | ||||||
| PTR | spk.laws.ms | ||||||
| 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=1774584192 | ||||||
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=2034772537 | ||||||
Same first word
603549.cn |
Similar names
DNS History
9 records (3 active, 6 former)
●NSdm1.longmingdns.com2026-03-24 → 2026-05-10 · 2 obs
● 2026-05-10 00:13:12
●NSdm2.longmingdns.com2026-03-24 → 2026-05-10 · 2 obs
● 2026-05-10 00:13:12
○A103.213.244.1912026-03-24 → 2026-03-26 · 5 obs
● 2026-03-24 16:06:14
● 2026-03-26 03:04:42
○ 2026-05-10 00:13:10
○ 2026-05-10 00:13:12
●A103.231.15.1432026-05-10 → 2026-05-10 · 3 obs
● 2026-05-10 00:13:10
● 2026-05-10 00:13:12
○A103.7.31.1882016-03-02 → 2016-07-10 · 5 obs
● 2016-03-02 15:58:48
● 2016-07-10 01:37:34
○ 2019-12-30 16:08:10
○ 2026-05-10 00:13:12
○A121.14.125.522015-11-30 → 2015-11-30 · 3 obs
○ 2016-03-02 15:58:48
○ 2026-05-10 00:13:12
○A156.250.169.2302026-03-24 → 2026-03-26 · 5 obs
● 2026-03-24 16:06:14
● 2026-03-26 03:04:42
○ 2026-05-10 00:13:10
○ 2026-05-10 00:13:12
○CNAMEaps0550.qq.com2016-03-02 → 2016-07-10 · 5 obs
● 2016-03-02 15:58:48
● 2016-07-10 01:37:34
○ 2019-12-30 16:08:10
○ 2026-05-10 00:13:12
○CNAMEid.qzone.qq.com2015-11-30 → 2016-07-10 · 4 obs
● 2016-07-10 01:37:34
○ 2019-12-30 16:08:10
○ 2026-05-10 00:13:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | b.dns.cn, e.dns.cn, d.dns.cn, a.dns.cn... | - |
| 603549.cn | dm1.longmingdns.com, dm2.longmingdns.com | - |
✅ Authoritative Response
Server:183.253.57.197
NS records: dm1.longmingdns.com, dm2.longmingdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 603549.cn (unsigned zone)
⏱️ Timing
Total: 4284ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.231.15.143 |
| NS | 2 | dm1.longmingdns.com, dm2.longmingdns.com |
| SOA | 1 | dm1.longmingdns.com dnsadmin.longmingdns |
Analysis
IP Addresses
603549.cn points to a single IP: 103.231.15.143.
Other host names, for instance kfqjhny.cn, tonycc.net, zcrrj.oziisuv.cn, iflymic.cn and adsil.cn share IP numbers with 603549.cn.
Name Servers
603549.cn's delegation is to two name servers dm1.longmingdns.com and dm2.longmingdns.com.
603549.cn shares the same name server configuration as other domains, such as tjfur.cn, ahuv.cn, mp-net.cn, tkaxyy.cn and jipiaodinggou.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.