hardedu.com - robtex.com
hardedu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.16.189.223🇨🇳 SHANGHAITELECOM210.16.188.0/23 Chinanet Shanghai(ABT) | ||||||
| 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=1751342705 | ||||||
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=1774547832 | ||||||
Same first word
Similar names
DNS History
3 records (3 active, 0 former)
●NSa.ezdnscenter.com2026-03-09 → 2026-03-26 · 2 obs
● 2026-03-26 18:20:20
●NSb.ezdnscenter.com2026-03-09 → 2026-03-26 · 2 obs
● 2026-03-26 18:20:20
●A210.16.189.2232026-03-09 → 2026-03-26 · 2 obs
● 2026-03-26 18:20:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| hardedu.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 hardedu.com (unsigned zone)
⏱️ Timing
Total: 543ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.16.189.223 |
| 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
hardedu.com points to IP number 210.16.189.223.
For instance, other host names shcady.com, ansoonsh.com, basej.com, colchis.cn and yujing360.com share IP numbers with hardedu.com.
Name Servers
hardedu.com is delegated to two name servers: a.ezdnscenter.com and b.ezdnscenter.com.
hardedu.com uses the same name server setup as other domains such as zszx.sh.cn, ylhmgz.com, dinghechem.com, yyic.net and susuhome.com.
hardedu.com shares name servers with other domains at least partially, for instance 4008556007.com and sdmctms.com.
Host names with two IP numbers:
The host name b.ezdnscenter.com points to 183.253.57.210 and 211.99.99.58.
Host names with one IP number:
The host name a.ezdnscenter.com points to 218.98.111.140.