`ckunion.com`

DNSSEC	⚠️ Not signed
A	211.100.61.94^{🇨🇳 CHINA-1211.100.0.0/18}
NS	`ns2.east.net.cn` ⭐ ⚠️ Not in zone NS records
		A	2401:3480:0:1::6a4b:18e7^{🇨🇳 CHINA-12401:3480::/36 ASes Within CT BeiJing IDC}
		A	106.75.24.231^{🇨🇳 CHINA169-BJ106.75.0.0/19 China Telecom Beijing Co. Ltd.}
			PTR	`g0wjfqn.cn`
NS	`ns2.east.net` ⚠️ Not in zone NS records
		A	2401:3480:0:1::6a4b:5107^{🇨🇳 CHINA-12401:3480::/36 ASes Within CT BeiJing IDC}
		A	106.75.81.7^{🇨🇳 CHINA169-BJ106.75.64.0/19 China Telecom Beijing Co. Ltd.}
MX	`mail.ckunion.com` ⭐
		A	103.85.176.52^{🇨🇳 CHINANET-BJ-METRO103.85.176.0/24 regist for end user}
SOA	`ns2.east.net.cn`root@ns2.east.net.cn serial=1306141010

`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=1771291435

Subdomains

mail.ckunion.com

Same first word

ckunion.com

Similar names

nicokun.com

kunicon.com

DNS History

6 records (4 active, 2 former)

●NSns2.east.net2026-02-28 → 2026-03-23 · 3 obs

○ 2015-07-19 21:55:54
● 2026-02-28 21:50:20
● 2026-03-23 21:08:44

●NSns2.east.net.cn2015-07-19 → 2026-03-23 · 2 obs

● 2015-07-19 21:55:54
● 2026-03-23 21:08:44

●MXmail.ckunion.com2015-07-19 → 2026-03-23 · 5 obs

● 2015-07-19 21:55:54
● 2016-06-28 18:22:48
○ 2017-02-06 22:45:46
● 2020-02-29 21:18:36
● 2026-03-23 21:08:44

○MXmx.spamgateway.cn2016-02-11 → 2017-02-06 · 5 obs

○ 2015-07-19 21:55:54
● 2016-02-11 12:59:32
● 2017-02-06 22:45:46
○ 2020-02-29 21:18:36
○ 2026-03-23 21:08:44

●A211.100.61.942015-11-22 → 2026-03-23 · 3 obs

○ 2015-07-19 21:55:54
● 2015-11-22 19:29:36
● 2026-03-23 21:08:44

○A59.108.80.1312015-07-19 → 2015-07-19 · 3 obs

● 2015-07-19 21:55:54
○ 2015-11-22 19:29:36
○ 2026-03-23 21:08:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ckunion.com	ns2.east.net.cn, ns2.east.net	-

✅ Authoritative Response

Server:106.75.24.231

NS records: ns2.east.net.cn, ns2.east.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ckunion.com (unsigned zone)

⏱️ Timing

Total: 1434ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`211.100.61.94`
MX	1	`mail.ckunion.com (pri: 0)`
SOA	1	`ns2.east.net.cn root.ns2.east.net.cn`

Analysis

Hierarchy

The parent of mail.ckunion.com is ckunion.com.

IP Addresses

ckunion.com points to IP number: 211.100.61.94.

Other host names such as projector-window.com, sagwell.com, ccmtgroup.com, jsjinghai.com and melongtech.com share IPs with ckunion.com.

Name Servers

ckunion.com is delegated to two name servers: ns2.east.net and ns2.east.net.cn.

ckunion.com shares the same name server setup as iwuf.org, schueco.cn, ddkg.com.cn, cnpvp.net and honggao.com.cn.

ckunion.com shares name servers with other domains at least partially, for instance sactc.cn and zgrskx.com.

Host names with two IP numbers: ns2.east.net points to: 2401:3480:0:1::6a4b:5107 and 106.75.81.7; ns2.east.net.cn points to: 2401:3480:0:1::6a4b:18e7 and 106.75.24.231.

Mail Servers

ckunion.com is handled by a single mail server, mail.ckunion.com.

mail.ckunion.com points to a single IP: 103.85.176.52.

ckunion.com - robtex.com

ckunion.com

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