ndul.cn - robtex.com
ndul.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 207.56.53.56🇺🇸 USZNI-AS-AP207.56.32.0/19 | ||||||
| NS | ns1.nowcndns.com ⭐ | ||||||
| A | 1.193.216.204🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network | ||||||
| A | 218.98.111.129🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| A | 218.98.111.138🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | ns2.nowcndns.com | ||||||
| A | 61.158.128.11🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network | ||||||
| PTR | 11.128.158.61.ha.cnc | ||||||
| A | 183.253.57.202🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.38🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
| SOA | ns1.nowcndns.comadmin@nowcndns.com serial=1761051157 | ||||||
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 2035-03-30 #52 | ||||||
Same first word
Similar names
DNS History
17 records (3 active, 14 former)
○NSdns1.iidns.com2016-04-29 → 2017-01-02 · 4 obs
● 2016-04-29 12:29:36
● 2017-01-02 11:34:00
○ 2021-06-20 16:07:54
○ 2026-07-12 18:33:14
● 2017-01-02 11:34:00
○ 2021-06-20 16:07:54
○ 2026-07-12 18:33:14
○NSdns2.iidns.com2016-04-29 → 2017-01-02 · 4 obs
● 2016-04-29 12:29:36
● 2017-01-02 11:34:00
○ 2021-06-20 16:07:54
○ 2026-07-12 18:33:14
● 2017-01-02 11:34:00
○ 2021-06-20 16:07:54
○ 2026-07-12 18:33:14
○NSdns3.iidns.com2016-04-29 → 2017-01-02 · 4 obs
● 2016-04-29 12:29:36
● 2017-01-02 11:34:00
○ 2021-06-20 16:07:54
○ 2026-07-12 18:33:14
● 2017-01-02 11:34:00
○ 2021-06-20 16:07:54
○ 2026-07-12 18:33:14
○NSdns4.iidns.com2016-04-29 → 2017-01-02 · 4 obs
● 2016-04-29 12:29:36
● 2017-01-02 11:34:00
○ 2021-06-20 16:07:54
○ 2026-07-12 18:33:14
● 2017-01-02 11:34:00
○ 2021-06-20 16:07:54
○ 2026-07-12 18:33:14
○NSdns5.iidns.com2016-04-29 → 2017-01-02 · 4 obs
● 2016-04-29 12:29:36
● 2017-01-02 11:34:00
○ 2021-06-20 16:07:54
○ 2026-07-12 18:33:14
● 2017-01-02 11:34:00
○ 2021-06-20 16:07:54
○ 2026-07-12 18:33:14
○NSdns6.iidns.com2016-04-29 → 2017-01-02 · 4 obs
● 2016-04-29 12:29:36
● 2017-01-02 11:34:00
○ 2021-06-20 16:07:54
○ 2026-07-12 18:33:14
● 2017-01-02 11:34:00
○ 2021-06-20 16:07:54
○ 2026-07-12 18:33:14
○NSns1.myhostadmin.net2021-06-20 → 2021-06-20 · 4 obs
○ 2017-01-02 11:34:00
● 2021-06-20 16:07:54
○ 2026-06-30 19:22:42
○ 2026-07-12 18:33:14
● 2021-06-20 16:07:54
○ 2026-06-30 19:22:42
○ 2026-07-12 18:33:14
●NSns1.nowcndns.com2026-06-30 → 2026-07-12 · 3 obs
○ 2021-06-20 16:07:54
● 2026-06-30 19:22:42
● 2026-07-12 18:33:14
● 2026-06-30 19:22:42
● 2026-07-12 18:33:14
○NSns2.myhostadmin.net2021-06-20 → 2021-06-20 · 4 obs
○ 2017-01-02 11:34:00
● 2021-06-20 16:07:54
○ 2026-06-30 19:22:42
○ 2026-07-12 18:33:14
● 2021-06-20 16:07:54
○ 2026-06-30 19:22:42
○ 2026-07-12 18:33:14
●NSns2.nowcndns.com2026-06-30 → 2026-07-12 · 3 obs
○ 2021-06-20 16:07:54
● 2026-06-30 19:22:42
● 2026-07-12 18:33:14
● 2026-06-30 19:22:42
● 2026-07-12 18:33:14
○NSns3.myhostadmin.net2021-06-20 → 2021-06-20 · 4 obs
○ 2017-01-02 11:34:00
● 2021-06-20 16:07:54
○ 2026-06-30 19:22:42
○ 2026-07-12 18:33:14
● 2021-06-20 16:07:54
○ 2026-06-30 19:22:42
○ 2026-07-12 18:33:14
○NSns4.myhostadmin.net2021-06-20 → 2021-06-20 · 4 obs
○ 2017-01-02 11:34:00
● 2021-06-20 16:07:54
○ 2026-06-30 19:22:42
○ 2026-07-12 18:33:14
● 2021-06-20 16:07:54
○ 2026-06-30 19:22:42
○ 2026-07-12 18:33:14
○NSns5.myhostadmin.net2021-06-20 → 2021-06-20 · 4 obs
○ 2017-01-02 11:34:00
● 2021-06-20 16:07:54
○ 2026-06-30 19:22:42
○ 2026-07-12 18:33:14
● 2021-06-20 16:07:54
○ 2026-06-30 19:22:42
○ 2026-07-12 18:33:14
○NSns6.myhostadmin.net2021-06-20 → 2021-06-20 · 4 obs
○ 2017-01-02 11:34:00
● 2021-06-20 16:07:54
○ 2026-06-30 19:22:42
○ 2026-07-12 18:33:14
● 2021-06-20 16:07:54
○ 2026-06-30 19:22:42
○ 2026-07-12 18:33:14
●A207.56.53.562026-06-30 → 2026-07-12 · 3 obs
○ 2021-06-20 16:07:54
● 2026-06-30 19:22:42
● 2026-07-12 18:33:14
● 2026-06-30 19:22:42
● 2026-07-12 18:33:14
○A69.197.163.842021-06-20 → 2021-06-20 · 3 obs
● 2021-06-20 16:07:54
○ 2026-06-30 19:22:42
○ 2026-07-12 18:33:14
○ 2026-06-30 19:22:42
○ 2026-07-12 18:33:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, c.dns.cn, d.dns.cn, e.dns.cn... | - |
| ndul.cn | ns1.nowcndns.com, ns2.nowcndns.com | - |
✅ Authoritative Response
Server:1.193.216.204
NS records: ns1.nowcndns.com, ns2.nowcndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ndul.cn (unsigned zone)
⏱️ Timing
Total: 1960ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 207.56.53.56 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
ndul.cn directs to one IP number, which is 207.56.53.56.
(0x787878)mmm.com.cn is an example of another host name that shares IP numbers with ndul.cn.
Name Servers
ndul.cn has two authoritative name servers — ns1.nowcndns.com and ns2.nowcndns.com.
ndul.cn has the same name server delegation as a number of other domains, such as tripclub.com.cn, zte-e.com.cn, yangyinchun.cn and two more.
ns1.nowcndns.com and ns2.nowcndns.com each resolve to three IP addresses. ns1.nowcndns.com resolves to 1.193.216.204, 218.98.111.129 and 218.98.111.138. ns2.nowcndns.com resolves to 61.158.128.11, 183.253.57.202 and 211.99.99.38.