eng4u.cn - robtex.com
eng4u.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 108.186.119.55🇺🇸 PEGTECHINC108.186.0.0/16 PEG TECH Inc. 11565 Old Ranch Ln Los Altos, CA 94024 US | ||||||
| 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=1754046233 | ||||||
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=2034595552 | ||||||
Same first word
Similar names
DNS History
9 records (3 active, 6 former)
○NS(root)2015-08-09 → 2017-12-30 · 4 obs
● 2015-08-09 02:54:40
● 2017-12-30 11:42:44
○ 2021-11-08 06:09:58
○ 2026-03-27 20:49:52
● 2017-12-30 11:42:44
○ 2021-11-08 06:09:58
○ 2026-03-27 20:49:52
○NSns1.dns.com2021-11-08 → 2021-11-08 · 4 obs
○ 2017-12-30 11:42:44
● 2021-11-08 06:09:58
○ 2026-03-27 20:49:50
○ 2026-03-27 20:49:52
● 2021-11-08 06:09:58
○ 2026-03-27 20:49:50
○ 2026-03-27 20:49:52
●NSns1.nowcndns.com2026-03-27 → 2026-03-27 · 3 obs
○ 2021-11-08 06:09:58
● 2026-03-27 20:49:50
● 2026-03-27 20:49:52
● 2026-03-27 20:49:50
● 2026-03-27 20:49:52
○NSns2.dns.com2021-11-08 → 2021-11-08 · 4 obs
○ 2017-12-30 11:42:44
● 2021-11-08 06:09:58
○ 2026-03-27 20:49:50
○ 2026-03-27 20:49:52
● 2021-11-08 06:09:58
○ 2026-03-27 20:49:50
○ 2026-03-27 20:49:52
●NSns2.nowcndns.com2026-03-27 → 2026-03-27 · 3 obs
○ 2021-11-08 06:09:58
● 2026-03-27 20:49:50
● 2026-03-27 20:49:52
● 2026-03-27 20:49:50
● 2026-03-27 20:49:52
○MXmail.eng4u.cn2015-08-09 → 2017-12-30 · 4 obs
● 2015-08-09 02:54:40
● 2017-12-30 11:42:44
○ 2021-11-08 06:09:58
○ 2026-03-27 20:49:52
● 2017-12-30 11:42:44
○ 2021-11-08 06:09:58
○ 2026-03-27 20:49:52
●A108.186.119.552026-03-27 → 2026-03-27 · 3 obs
○ 2021-11-08 06:09:58
● 2026-03-27 20:49:50
● 2026-03-27 20:49:52
● 2026-03-27 20:49:50
● 2026-03-27 20:49:52
○A108.186.125.1012021-11-08 → 2021-11-08 · 4 obs
○ 2017-12-30 11:42:44
● 2021-11-08 06:09:58
○ 2026-03-27 20:49:50
○ 2026-03-27 20:49:52
● 2021-11-08 06:09:58
○ 2026-03-27 20:49:50
○ 2026-03-27 20:49:52
○A180.235.132.602015-08-09 → 2017-12-30 · 4 obs
● 2015-08-09 02:54:40
● 2017-12-30 11:42:44
○ 2021-11-08 06:09:58
○ 2026-03-27 20:49:52
● 2017-12-30 11:42:44
○ 2021-11-08 06:09:58
○ 2026-03-27 20:49:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, e.dns.cn, d.dns.cn, c.dns.cn... | - |
| eng4u.cn | ns1.nowcndns.com, ns2.nowcndns.com | - |
✅ Authoritative Response
Server:211.99.99.38
NS records: ns1.nowcndns.com, ns2.nowcndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for eng4u.cn (unsigned zone)
⏱️ Timing
Total: 1856ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 108.186.119.55 |
| NS | 2 | ns1.nowcndns.com, ns2.nowcndns.com |
| SOA | 1 | ns1.nowcndns.com admin.nowcndns.com |
Analysis
IP Addresses
eng4u.cn points to a single IP address: 108.186.119.55.
Other host names, for instance afahj.cn, share IP numbers with eng4u.cn.
Name Servers
Two name servers ns1.nowcndns.com and ns2.nowcndns.com handle the delegation for eng4u.cn.
eng4u.cn shares the same name server setup as other domains, for example kangyoumei.com.cn, sungee.cn, gdzhongzi.cn, yinlao.cn and yiyougood.cn.
Host names with three IP numbers:
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.