ntcedu.cn - robtex.com
ntcedu.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 38.28.144.219🇺🇸 PEGTECHINC38.28.128.0/18 PEG TECH INC | ||||||
| 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 | ||||||
| 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=1778330741 | ||||||
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 2035-04-29 #85 | ||||||
Same first word
Similar names
DNS History
12 records (3 active, 9 former)
○NSdns1.iidns.com2015-08-05 → 2015-08-05 · 3 obs
● 2015-08-05 10:18:48
○ 2015-12-01 02:51:42
○ 2026-07-15 09:38:24
○ 2015-12-01 02:51:42
○ 2026-07-15 09:38:24
○NSdns10.hichina.com2017-03-13 → 2017-03-13 · 4 obs
○ 2016-06-26 21:48:36
● 2017-03-13 03:36:40
○ 2020-02-12 14:07:14
○ 2026-07-15 09:38:24
● 2017-03-13 03:36:40
○ 2020-02-12 14:07:14
○ 2026-07-15 09:38:24
○NSdns9.hichina.com2017-03-13 → 2017-03-13 · 4 obs
○ 2016-06-26 21:48:36
● 2017-03-13 03:36:40
○ 2020-02-12 14:07:14
○ 2026-07-15 09:38:24
● 2017-03-13 03:36:40
○ 2020-02-12 14:07:14
○ 2026-07-15 09:38:24
○NSf1g1ns1.dnspod.net2015-12-01 → 2016-06-26 · 5 obs
○ 2015-08-05 10:18:48
● 2015-12-01 02:51:42
● 2016-06-26 21:48:36
○ 2017-03-13 03:36:40
○ 2026-07-15 09:38:24
● 2015-12-01 02:51:42
● 2016-06-26 21:48:36
○ 2017-03-13 03:36:40
○ 2026-07-15 09:38:24
○NSf1g1ns2.dnspod.net2015-12-01 → 2016-06-26 · 5 obs
○ 2015-08-05 10:18:48
● 2015-12-01 02:51:42
● 2016-06-26 21:48:36
○ 2017-03-13 03:36:40
○ 2026-07-15 09:38:24
● 2015-12-01 02:51:42
● 2016-06-26 21:48:36
○ 2017-03-13 03:36:40
○ 2026-07-15 09:38:24
●NSns1.nowcndns.com2026-03-21 → 2026-07-15 · 3 obs
○ 2020-02-12 14:07:14
● 2026-03-21 15:29:56
● 2026-07-15 09:38:24
● 2026-03-21 15:29:56
● 2026-07-15 09:38:24
●NSns2.nowcndns.com2026-03-21 → 2026-07-15 · 3 obs
○ 2020-02-12 14:07:14
● 2026-03-21 15:29:56
● 2026-07-15 09:38:24
● 2026-03-21 15:29:56
● 2026-07-15 09:38:24
○A118.193.136.1552017-03-13 → 2017-03-13 · 4 obs
○ 2016-06-26 21:48:36
● 2017-03-13 03:36:40
○ 2020-02-12 14:07:14
○ 2026-07-15 09:38:24
● 2017-03-13 03:36:40
○ 2020-02-12 14:07:14
○ 2026-07-15 09:38:24
●A38.28.144.2192026-06-09 → 2026-07-15 · 3 obs
○ 2026-03-21 15:29:56
● 2026-06-09 20:18:00
● 2026-07-15 09:38:24
● 2026-06-09 20:18:00
● 2026-07-15 09:38:24
○A38.33.60.1062026-03-21 → 2026-03-21 · 4 obs
○ 2020-02-12 14:07:14
● 2026-03-21 15:29:56
○ 2026-06-09 20:18:00
○ 2026-07-15 09:38:24
● 2026-03-21 15:29:56
○ 2026-06-09 20:18:00
○ 2026-07-15 09:38:24
○A63.141.242.2042015-12-01 → 2016-06-26 · 5 obs
○ 2015-08-05 10:18:48
● 2015-12-01 02:51:42
● 2016-06-26 21:48:36
○ 2017-03-13 03:36:40
○ 2026-07-15 09:38:24
● 2015-12-01 02:51:42
● 2016-06-26 21:48:36
○ 2017-03-13 03:36:40
○ 2026-07-15 09:38:24
○A70.39.121.2522015-08-05 → 2015-08-05 · 3 obs
● 2015-08-05 10:18:48
○ 2026-03-21 15:29:56
○ 2026-07-15 09:38:24
○ 2026-03-21 15:29:56
○ 2026-07-15 09:38:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| ntcedu.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 ntcedu.cn (unsigned zone)
⏱️ Timing
Total: 4054ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 38.28.144.219 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
ntcedu.cn has exactly one IP address — 38.28.144.219.
Name Servers
ntcedu.cn is served by two delegated name servers, ns1.nowcndns.com and ns2.nowcndns.com.
The name server configuration of ntcedu.cn is shared with other domains, for instance fujianyp.cn, yosuan.cn, hrbfenghua.com.cn and two others.
ns1.nowcndns.com points to 1.193.216.204, 218.98.111.129 and 218.98.111.138. ns2.nowcndns.com points to 61.158.128.11, 183.253.57.202 and 211.99.99.38. Both hosts resolve to three IP numbers.