`kingdco.com`

DNSSEC	⚠️ Not signed
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}
MX	`mx1.chengmail.cn` ⭐
		A	103.143.231.69^{🇭🇰 YISUCLOUDLTD-HK103.143.231.0/24 Hongkong Hongdou Technology Co., Limited FLAT/RM B07 23/F HOVER INDUSTRIAL BUILDING NO.26-38 KWAI CHEONG ROAO, NT}
		A	113.10.158.179^{🇭🇰 HKBNESL-AS-AP113.10.158.0/24 New World Telecommunications Limited Hong Kong Broadband Network Ltd 15/F, Trans Asia Centre 18 Kin Hong Street, Kwai Chung, N.T.}
MX	`mx2.chengmail.cn`⁽²⁰⁾
		A	103.143.231.69^{🇭🇰 YISUCLOUDLTD-HK103.143.231.0/24 Hongkong Hongdou Technology Co., Limited FLAT/RM B07 23/F HOVER INDUSTRIAL BUILDING NO.26-38 KWAI CHEONG ROAO, NT}
		A	113.10.158.179^{🇭🇰 HKBNESL-AS-AP113.10.158.0/24 New World Telecommunications Limited Hong Kong Broadband Network Ltd 15/F, Trans Asia Centre 18 Kin Hong Street, Kwai Chung, N.T.}
TXT	`v=spf1 include:spf.chengmail.cn ~all`
SOA	`a.ezdnscenter.com`dnsadmin@ezdnscenter.com serial=1766387415

`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.net`nstld@verisign-grs.com serial=1774718972

Same first word

kingdco.com

Similar names

kindocg.com

docking.jp

docking.id.au

kingdoc.net

docking.me

codingk.com

dongick.co.kr

docking.no

docking.kr

docking.com

kingdoc.com

docking.ca

docking.id

docking.at

docking.com.au

docking.it

docking.org

docking.net

DNS History

9 records (4 active, 5 former)

●NSa.ezdnscenter.com2026-03-27 → 2026-03-28 · 3 obs

○ 2018-01-03 16:06:44
● 2026-03-27 13:10:18
● 2026-03-28 17:57:54

●NSb.ezdnscenter.com2026-03-27 → 2026-03-28 · 3 obs

○ 2018-01-03 16:06:44
● 2026-03-27 13:10:18
● 2026-03-28 17:57:54

○NSns11.xincache.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 19:39:04
○ 2018-01-03 16:06:44
○ 2026-03-28 17:57:54

○NSns12.xincache.com2016-12-13 → 2016-12-13 · 3 obs

● 2016-12-13 19:39:04
○ 2018-01-03 16:06:44
○ 2026-03-28 17:57:54

○NSns17.xincache.com2018-01-03 → 2018-01-03 · 4 obs

○ 2016-12-13 19:39:04
● 2018-01-03 16:06:44
○ 2026-03-27 13:10:18
○ 2026-03-28 17:57:54

○NSns18.xincache.com2018-01-03 → 2018-01-03 · 4 obs

○ 2016-12-13 19:39:04
● 2018-01-03 16:06:44
○ 2026-03-27 13:10:18
○ 2026-03-28 17:57:54

●MXmx1.chengmail.cn2026-03-27 → 2026-03-28 · 2 obs

● 2026-03-27 13:10:18
● 2026-03-28 17:57:54

●MXmx2.chengmail.cn2026-03-27 → 2026-03-28 · 2 obs

● 2026-03-27 13:10:18
● 2026-03-28 17:57:54

○A139.129.146.672018-01-03 → 2018-01-03 · 3 obs

● 2018-01-03 16:06:44
○ 2026-03-27 13:10:18
○ 2026-03-28 17:57:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net...	-
kingdco.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 kingdco.com (unsigned zone)

⏱️ Timing

Total: 537ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`a.ezdnscenter.com, b.ezdnscenter.com`
MX	2	`mx2.chengmail.cn (pri: 20), mx1.chengmail.cn (pri: 10)`
TXT	1	`v=spf1 include:spf.chengmail.cn ~all`
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

Name Servers

kingdco.com is delegated to two name servers: a.ezdnscenter.com and b.ezdnscenter.com.

kingdco.com uses the same name server setup as other domains such as tacticalraptor.com, yongyigt.com, eliver.cn, hobun.net and homebeautytv.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.

Mail Servers

Two mail servers mx1.chengmail.cn and mx2.chengmail.cn handle kingdco.com.

kingdco.com shares the same mail server setup as other domains, for instance ycybattery.com, smartsecurity.asia, etuse.com, melonenglish.com and lessor.cn.

kingdco.com shares some mail servers with other domains, including bysxq.com, cdlhfy.com, lecea-t.com and ginre.net.