21hoo.com - robtex.com
21hoo.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 113.10.180.7🇭🇰 HKBNESL-AS-AP113.10.180.0/24 New World Telecommunications Limited Hong Kong Broadband Network Ltd 15/F, Trans Asia Centre 18 Kin Hong Street, Kwai Chung, N.T. | ||||||
| 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=1751342707 | ||||||
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=1776211287 | ||||||
Same first word
21hoo.com |
DNS History
12 records (3 active, 9 former)
●NSa.ezdnscenter.com2026-04-08 → 2026-04-15 · 3 obs
○ 2018-12-23 04:28:44
● 2026-04-08 03:52:54
● 2026-04-15 00:17:40
● 2026-04-08 03:52:54
● 2026-04-15 00:17:40
●NSb.ezdnscenter.com2026-04-08 → 2026-04-15 · 3 obs
○ 2018-12-23 04:28:44
● 2026-04-08 03:52:54
● 2026-04-15 00:17:40
● 2026-04-08 03:52:54
● 2026-04-15 00:17:40
○NSns10.cdncenter.com2015-08-10 → 2018-12-23 · 5 obs
○ 2008-03-04 11:57:50
● 2015-08-10 04:05:00
● 2018-12-23 04:28:44
○ 2026-04-08 03:52:54
○ 2026-04-15 00:17:40
● 2015-08-10 04:05:00
● 2018-12-23 04:28:44
○ 2026-04-08 03:52:54
○ 2026-04-15 00:17:40
○NSns11.cdncenter.com2015-08-10 → 2018-12-23 · 5 obs
○ 2008-03-04 11:57:50
● 2015-08-10 04:05:00
● 2018-12-23 04:28:44
○ 2026-04-08 03:52:54
○ 2026-04-15 00:17:40
● 2015-08-10 04:05:00
● 2018-12-23 04:28:44
○ 2026-04-08 03:52:54
○ 2026-04-15 00:17:40
○NSns12.cdncenter.com2015-08-10 → 2018-12-23 · 5 obs
○ 2008-03-04 11:57:50
● 2015-08-10 04:05:00
● 2018-12-23 04:28:44
○ 2026-04-08 03:52:54
○ 2026-04-15 00:17:40
● 2015-08-10 04:05:00
● 2018-12-23 04:28:44
○ 2026-04-08 03:52:54
○ 2026-04-15 00:17:40
○NSns7.cdncenter.com2015-08-10 → 2018-12-23 · 5 obs
○ 2008-03-04 11:57:50
● 2015-08-10 04:05:00
● 2018-12-23 04:28:44
○ 2026-04-08 03:52:54
○ 2026-04-15 00:17:40
● 2015-08-10 04:05:00
● 2018-12-23 04:28:44
○ 2026-04-08 03:52:54
○ 2026-04-15 00:17:40
○NSns8.cdncenter.com2015-08-10 → 2018-12-23 · 5 obs
○ 2008-03-04 11:57:50
● 2015-08-10 04:05:00
● 2018-12-23 04:28:44
○ 2026-04-08 03:52:54
○ 2026-04-15 00:17:40
● 2015-08-10 04:05:00
● 2018-12-23 04:28:44
○ 2026-04-08 03:52:54
○ 2026-04-15 00:17:40
○NSns9.cdncenter.com2015-08-10 → 2018-12-23 · 5 obs
○ 2008-03-04 11:57:50
● 2015-08-10 04:05:00
● 2018-12-23 04:28:44
○ 2026-04-08 03:52:54
○ 2026-04-15 00:17:40
● 2015-08-10 04:05:00
● 2018-12-23 04:28:44
○ 2026-04-08 03:52:54
○ 2026-04-15 00:17:40
●A113.10.180.72015-08-10 → 2026-04-15 · 3 obs
○ 2008-03-04 11:57:50
● 2015-08-10 04:05:00
● 2026-04-15 00:17:40
● 2015-08-10 04:05:00
● 2026-04-15 00:17:40
○A66.150.161.572008-03-04 → 2008-03-04 · 3 obs
● 2008-03-04 11:57:50
○ 2015-08-10 04:05:00
○ 2026-04-15 00:17:40
○ 2015-08-10 04:05:00
○ 2026-04-15 00:17:40
○A69.25.47.1642008-03-04 → 2008-03-04 · 3 obs
● 2008-03-04 11:57:50
○ 2015-08-10 04:05:00
○ 2026-04-15 00:17:40
○ 2015-08-10 04:05:00
○ 2026-04-15 00:17:40
○CNAMEpark.funnel.revenuedirect.com.akadns.net2008-03-04 → 2008-03-04 · 3 obs
● 2008-03-04 11:57:50
○ 2015-08-10 04:05:00
○ 2026-04-15 00:17:40
○ 2015-08-10 04:05:00
○ 2026-04-15 00:17:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 21hoo.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 21hoo.com (unsigned zone)
⏱️ Timing
Total: 531ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 113.10.180.7 |
| 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
21hoo.com resolves to one IP number: 113.10.180.7.
Name Servers
21hoo.com is delegated to two name servers a.ezdnscenter.com and b.ezdnscenter.com.
21hoo.com shares the same name server setup as other domains, for instance freelyline.com, nhuss.org, n520n.com, bounsun.com and saitef.com.
Two IP numbers for a host: b.ezdnscenter.com points to 183.253.57.210 and 211.99.99.58.
One IP number for a host: a.ezdnscenter.com points to 218.98.111.140.