engschools.com - robtex.com
engschools.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.52.4.161🇭🇰 Alibaba-Cloud47.52.0.0/17 Proxy-registered route object | ||||||
| NS | a.ezdnscenter.com ⭐ | ||||||
| A | 218.98.111.140🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | ||||||
| NS | b.ezdnscenter.com | ||||||
| A | 183.253.57.210🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route) | ||||||
| A | 211.99.99.58🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object | ||||||
| SOA | a.ezdnscenter.comdnsadmin@ezdnscenter.com serial=1751342708 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774598772 | ||||||
Same first word
engschools.com |
engschools.net |
DNS History
11 records (3 active, 8 former)
●NSa.ezdnscenter.com2026-02-24 → 2026-03-27 · 3 obs
○ 2016-12-06 18:39:14
● 2026-02-24 17:31:38
● 2026-03-27 08:31:26
● 2026-02-24 17:31:38
● 2026-03-27 08:31:26
●NSb.ezdnscenter.com2026-02-24 → 2026-03-27 · 3 obs
○ 2016-12-06 18:39:14
● 2026-02-24 17:31:38
● 2026-03-27 08:31:26
● 2026-02-24 17:31:38
● 2026-03-27 08:31:26
○NSns10.cdncenter.com2015-05-19 → 2016-12-06 · 4 obs
● 2015-05-19 06:30:16
● 2016-12-06 18:39:14
○ 2026-02-24 17:31:38
○ 2026-03-27 08:31:26
● 2016-12-06 18:39:14
○ 2026-02-24 17:31:38
○ 2026-03-27 08:31:26
○NSns11.cdncenter.com2015-05-19 → 2016-12-06 · 4 obs
● 2015-05-19 06:30:16
● 2016-12-06 18:39:14
○ 2026-02-24 17:31:38
○ 2026-03-27 08:31:26
● 2016-12-06 18:39:14
○ 2026-02-24 17:31:38
○ 2026-03-27 08:31:26
○NSns12.cdncenter.com2015-05-19 → 2016-12-06 · 4 obs
● 2015-05-19 06:30:16
● 2016-12-06 18:39:14
○ 2026-02-24 17:31:38
○ 2026-03-27 08:31:26
● 2016-12-06 18:39:14
○ 2026-02-24 17:31:38
○ 2026-03-27 08:31:26
○NSns7.cdncenter.com2015-05-19 → 2016-12-06 · 4 obs
● 2015-05-19 06:30:16
● 2016-12-06 18:39:14
○ 2026-02-24 17:31:38
○ 2026-03-27 08:31:26
● 2016-12-06 18:39:14
○ 2026-02-24 17:31:38
○ 2026-03-27 08:31:26
○NSns8.cdncenter.com2015-05-19 → 2016-12-06 · 4 obs
● 2015-05-19 06:30:16
● 2016-12-06 18:39:14
○ 2026-02-24 17:31:38
○ 2026-03-27 08:31:26
● 2016-12-06 18:39:14
○ 2026-02-24 17:31:38
○ 2026-03-27 08:31:26
○NSns9.cdncenter.com2015-05-19 → 2016-12-06 · 4 obs
● 2015-05-19 06:30:16
● 2016-12-06 18:39:14
○ 2026-02-24 17:31:38
○ 2026-03-27 08:31:26
● 2016-12-06 18:39:14
○ 2026-02-24 17:31:38
○ 2026-03-27 08:31:26
○A123.254.104.452015-05-19 → 2016-07-24 · 4 obs
● 2015-05-19 06:30:16
● 2016-07-24 20:00:08
○ 2016-12-01 04:27:06
○ 2026-03-27 08:31:26
● 2016-07-24 20:00:08
○ 2016-12-01 04:27:06
○ 2026-03-27 08:31:26
○A45.116.64.62016-12-01 → 2016-12-06 · 5 obs
○ 2016-07-24 20:00:08
● 2016-12-01 04:27:06
● 2016-12-06 18:39:14
○ 2026-02-24 17:31:38
○ 2026-03-27 08:31:26
● 2016-12-01 04:27:06
● 2016-12-06 18:39:14
○ 2026-02-24 17:31:38
○ 2026-03-27 08:31:26
●A47.52.4.1612026-02-24 → 2026-03-27 · 3 obs
○ 2016-12-06 18:39:14
● 2026-02-24 17:31:38
● 2026-03-27 08:31:26
● 2026-02-24 17:31:38
● 2026-03-27 08:31:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| engschools.com | a.ezdnscenter.com, b.ezdnscenter.com | 3 records |
✅ Authoritative Response
Server:183.253.57.210
NS records: a.ezdnscenter.com, b.ezdnscenter.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for engschools.com (unsigned zone)
⏱️ Timing
Total: 509ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.52.4.161 |
| NS | 2 | a.ezdnscenter.com, b.ezdnscenter.com |
| SOA | 1 | a.ezdnscenter.com dnsadmin.ezdnscenter.c |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (a.ezdnscenter.com, b.ezdnscenter.com, b.ezdnscenter.com)
Analysis
IP Addresses
engschools.com points to a single IP number: 47.52.4.161.
Name Servers
Delegation for engschools.com rests with two name servers, a.ezdnscenter.com and b.ezdnscenter.com.
engschools.com shares the same name server setup as other domains, including wxsjlc.com, zjkabel.com, alibei.cn, shuifenyi.net and zhaoyiheng.com.
Host names with two IP numbers:
b.ezdnscenter.com points to 183.253.57.210 and 211.99.99.58.
Host names with one IP number:
a.ezdnscenter.com points to 218.98.111.140.