ycd1.cn - robtex.com
ycd1.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.6.88.38🇺🇸 AS39882338.6.64.0/18 PEG TECH INC PT-82 | ||||||
| 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=1763555793 | ||||||
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=2034712858 | ||||||
Same first word
ycd1.cn |
Similar names
DNS History
10 records (3 active, 7 former)
●NSdm1.longmingdns.com2026-03-27 → 2026-04-26 · 3 obs
○ 2020-02-17 10:38:16
● 2026-03-27 21:59:54
● 2026-04-26 02:44:10
● 2026-03-27 21:59:54
● 2026-04-26 02:44:10
●NSdm2.longmingdns.com2026-03-27 → 2026-04-26 · 3 obs
○ 2020-02-17 10:38:16
● 2026-03-27 21:59:54
● 2026-04-26 02:44:10
● 2026-03-27 21:59:54
● 2026-04-26 02:44:10
○NSdns10.hichina.com2008-12-09 → 2008-12-09 · 3 obs
● 2008-12-09 18:56:06
○ 2015-11-07 18:54:06
○ 2026-04-26 02:44:10
○ 2015-11-07 18:54:06
○ 2026-04-26 02:44:10
○NSdns9.hichina.com2008-12-09 → 2008-12-09 · 3 obs
● 2008-12-09 18:56:06
○ 2015-11-07 18:54:06
○ 2026-04-26 02:44:10
○ 2015-11-07 18:54:06
○ 2026-04-26 02:44:10
○NSjm1.dns.com2020-02-17 → 2020-02-17 · 4 obs
○ 2015-11-07 18:54:06
● 2020-02-17 10:38:16
○ 2026-03-27 21:59:54
○ 2026-04-26 02:44:10
● 2020-02-17 10:38:16
○ 2026-03-27 21:59:54
○ 2026-04-26 02:44:10
○NSjm2.dns.com2020-02-17 → 2020-02-17 · 4 obs
○ 2015-11-07 18:54:06
● 2020-02-17 10:38:16
○ 2026-03-27 21:59:54
○ 2026-04-26 02:44:10
● 2020-02-17 10:38:16
○ 2026-03-27 21:59:54
○ 2026-04-26 02:44:10
○MXmail.02835.com2008-12-09 → 2008-12-09 · 3 obs
● 2008-12-09 18:56:06
○ 2015-11-07 18:54:06
○ 2026-04-26 02:44:10
○ 2015-11-07 18:54:06
○ 2026-04-26 02:44:10
○A125.65.110.2042008-12-09 → 2008-12-09 · 3 obs
● 2008-12-09 18:56:06
○ 2015-11-07 18:54:06
○ 2026-04-26 02:44:10
○ 2015-11-07 18:54:06
○ 2026-04-26 02:44:10
○A173.234.52.1202020-02-17 → 2020-02-17 · 4 obs
○ 2015-11-07 18:54:06
● 2020-02-17 10:38:16
○ 2026-03-27 21:59:54
○ 2026-04-26 02:44:10
● 2020-02-17 10:38:16
○ 2026-03-27 21:59:54
○ 2026-04-26 02:44:10
●A38.6.88.382026-03-27 → 2026-04-26 · 3 obs
○ 2020-02-17 10:38:16
● 2026-03-27 21:59:54
● 2026-04-26 02:44:10
● 2026-03-27 21:59:54
● 2026-04-26 02:44:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | b.dns.cn, a.dns.cn, e.dns.cn, c.dns.cn... | - |
| ycd1.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 ycd1.cn (unsigned zone)
⏱️ Timing
Total: 1402ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 38.48.131.42 |
| NS | 2 | dm1.longmingdns.com, dm2.longmingdns.com |
| SOA | 1 | dm1.longmingdns.com dnsadmin.longmingdns |
Analysis
IP Addresses
ycd1.cn points to a single IP: 38.6.88.38.
Other host names, for instance workoa.cn, share IP numbers with ycd1.cn.
Name Servers
ycd1.cn's delegation is to two name servers dm1.longmingdns.com and dm2.longmingdns.com.
ycd1.cn shares the same name server configuration as other domains, such as cx-tj.com.cn, 01118.cn, shsqwz.cn, wj1999.cn and copestone.com.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.