guoedu.com - robtex.com
guoedu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 106.12.156.4🇨🇳 Baidu106.12.144.0/20 | ||||||
| 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=1783760852 | ||||||
Same first word
Similar names
DNS History
11 records (3 active, 8 former)
●NSa.ezdnscenter.com2026-04-10 → 2026-07-11 · 3 obs
○ 2017-04-24 01:59:08
● 2026-04-10 13:48:14
● 2026-07-11 09:08:10
● 2026-04-10 13:48:14
● 2026-07-11 09:08:10
●NSb.ezdnscenter.com2026-04-10 → 2026-07-11 · 3 obs
○ 2017-04-24 01:59:08
● 2026-04-10 13:48:14
● 2026-07-11 09:08:10
● 2026-04-10 13:48:14
● 2026-07-11 09:08:10
○NSns10.cdncenter.com2015-07-11 → 2017-04-24 · 4 obs
● 2015-07-11 20:58:52
● 2017-04-24 01:59:08
○ 2026-04-10 13:48:14
○ 2026-07-11 09:08:10
● 2017-04-24 01:59:08
○ 2026-04-10 13:48:14
○ 2026-07-11 09:08:10
○NSns11.cdncenter.com2015-07-11 → 2017-04-24 · 4 obs
● 2015-07-11 20:58:52
● 2017-04-24 01:59:08
○ 2026-04-10 13:48:14
○ 2026-07-11 09:08:10
● 2017-04-24 01:59:08
○ 2026-04-10 13:48:14
○ 2026-07-11 09:08:10
○NSns12.cdncenter.com2015-07-11 → 2017-04-24 · 4 obs
● 2015-07-11 20:58:52
● 2017-04-24 01:59:08
○ 2026-04-10 13:48:14
○ 2026-07-11 09:08:10
● 2017-04-24 01:59:08
○ 2026-04-10 13:48:14
○ 2026-07-11 09:08:10
○NSns7.cdncenter.com2015-07-11 → 2017-04-24 · 4 obs
● 2015-07-11 20:58:52
● 2017-04-24 01:59:08
○ 2026-04-10 13:48:14
○ 2026-07-11 09:08:10
● 2017-04-24 01:59:08
○ 2026-04-10 13:48:14
○ 2026-07-11 09:08:10
○NSns8.cdncenter.com2015-07-11 → 2017-04-24 · 4 obs
● 2015-07-11 20:58:52
● 2017-04-24 01:59:08
○ 2026-04-10 13:48:14
○ 2026-07-11 09:08:10
● 2017-04-24 01:59:08
○ 2026-04-10 13:48:14
○ 2026-07-11 09:08:10
○NSns9.cdncenter.com2015-07-11 → 2017-04-24 · 4 obs
● 2015-07-11 20:58:52
● 2017-04-24 01:59:08
○ 2026-04-10 13:48:14
○ 2026-07-11 09:08:10
● 2017-04-24 01:59:08
○ 2026-04-10 13:48:14
○ 2026-07-11 09:08:10
○A1.93.43.1002015-07-11 → 2016-04-20 · 4 obs
● 2015-07-11 20:58:52
● 2016-04-20 18:33:22
○ 2017-04-24 01:59:08
○ 2026-07-11 09:08:10
● 2016-04-20 18:33:22
○ 2017-04-24 01:59:08
○ 2026-07-11 09:08:10
●A106.12.156.42026-04-10 → 2026-07-11 · 3 obs
○ 2017-04-24 01:59:08
● 2026-04-10 13:48:14
● 2026-07-11 09:08:10
● 2026-04-10 13:48:14
● 2026-07-11 09:08:10
○A118.244.215.2442017-04-24 → 2017-04-24 · 4 obs
○ 2016-04-20 18:33:22
● 2017-04-24 01:59:08
○ 2026-04-10 13:48:14
○ 2026-07-11 09:08:10
● 2017-04-24 01:59:08
○ 2026-04-10 13:48:14
○ 2026-07-11 09:08:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, f.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net... | - |
| guoedu.com | a.ezdnscenter.com, b.ezdnscenter.com | 3 records |
✅ Authoritative Response
Server:218.98.111.140
NS records: a.ezdnscenter.com, b.ezdnscenter.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for guoedu.com (unsigned zone)
⏱️ Timing
Total: 3677ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 106.12.156.4 |
| 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
guoedu.com resolves to just one IP address, 106.12.156.4.
Name Servers
guoedu.com has two authoritative name servers — a.ezdnscenter.com and b.ezdnscenter.com.
guoedu.com shares its NS records with other domains, for example helloshineshow.com, nkbyy120.com, gwhyg.com and two others.
Host names that have two IP addresses:
b.ezdnscenter.com resolves to 183.253.57.210 and 211.99.99.58.
Host names that point to one IP address:
a.ezdnscenter.com resolves to 218.98.111.140.