jsdc17.cn - robtex.com
jsdc17.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.14.106.200🇺🇸 PEGTECHINC38.14.64.0/18 PEG TECH INC | ||||||
| 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=1776586571 | ||||||
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=2035007030 | ||||||
Same first word
jsdc17.cn |
DNS History
4 records (3 active, 1 former)
●NSdm1.longmingdns.com2026-07-05 → 2026-07-05 · 2 obs
● 2026-07-05 20:15:02
●NSdm2.longmingdns.com2026-07-05 → 2026-07-05 · 2 obs
● 2026-07-05 20:15:02
○A38.11.38.602026-07-05 → 2026-07-05 · 2 obs
○ 2026-07-05 20:15:02
●A38.14.106.2002026-07-05 → 2026-07-05 · 2 obs
● 2026-07-05 20:15:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| jsdc17.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 jsdc17.cn (unsigned zone)
⏱️ Timing
Total: 2358ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 38.14.106.200 |
| NS | 2 | dm1.longmingdns.com, dm2.longmingdns.com |
| SOA | 1 | dm1.longmingdns.com dnsadmin.longmingdns |
Analysis
IP Addresses
jsdc17.cn resolves to just one IP address, 38.14.106.200.
Additional host names such as wlanob.cn, yfdz.net.cn, dagxh.cn and yankezixun.cn share IP numbers with jsdc17.cn.
Name Servers
jsdc17.cn is served by two delegated name servers, dm1.longmingdns.com and dm2.longmingdns.com.
jsdc17.cn shares its NS records with other domains, for example yaogao.com.cn, hnxbw.com.cn, school-link.cn and two others.
Host names that have two IP addresses:
dm2.longmingdns.com maps to two IP addresses — 183.253.57.197 and 211.99.99.56.
Host names that point to one IP address:
dm1.longmingdns.com points to the IP address 218.98.111.163.