`ckdg.cn`

	CNAME	`overdue.aliyun.com`
	DNSSEC	⚠️ Not signed
	A	170.33.12.185^{🇸🇬 Alibaba_Cloud_SEC170.33.12.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811}

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2034700039

Previously NS for

ckdg.cn

Same first word

ckdg.net

ckdg.co.uk

ckdg.cn

Similar names

kdcg.com

kcdg.org

kgcd.cn

cgdk.com

kcdg.ru

dckg.cn

gdck.org.cn

ckgd.com

ckgd.net

cdgk.org

cdkg.ru

cdgk.com

dckg.co.uk

kdgc.com

kdgc.cn

dgck.cn

kdcg.biz

gckd.de

kcdg.com

kdcg.cn

gkdc.cn

kgdc.cn

gkdc.com

kdgc.in

gkdc.org

cdgk.de

dcgk.cn

dcgk.com

kgdc.ru

gckd.ru

gkcd.com.cn

gkcd.net

gkdc.ru

gkdc.in

gdck.gd.cn

kcgd.cn

gdkc.net

gcdk.net

gdck.com.cn

gcdk.cn

kdcg.com.cn

cdkg.net

ckgd.cn

gkdc.net

gckd.cn

gkcd.com

gkcd.cn

gcdk.com

cdkg.com

dkgc.com

dgck.net

dcgk.de

kgdc.com

DNS History

5 records (3 active, 2 former)

○NSckdg.cn2015-07-14 → 2015-07-14 · 3 obs

● 2015-07-14 18:14:14
○ 2026-04-14 08:44:44
○ 2026-04-22 18:34:12

●NSdns29.hichina.com2026-04-14 → 2026-04-22 · 3 obs

○ 2015-07-14 18:14:14
● 2026-04-14 08:44:44
● 2026-04-22 18:34:12

●NSdns30.hichina.com2026-04-14 → 2026-04-22 · 3 obs

○ 2015-07-14 18:14:14
● 2026-04-14 08:44:44
● 2026-04-22 18:34:12

○A98.126.171.2132015-07-14 → 2015-07-14 · 3 obs

● 2015-07-14 18:14:14
○ 2026-04-14 08:44:44
○ 2026-04-22 18:34:12

●CNAMEoverdue.aliyun.com2026-04-14 → 2026-04-22 · 2 obs

● 2026-04-14 08:44:44
● 2026-04-22 18:34:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
ckdg.cn	dns29.hichina.com, dns30.hichina.com	-

✅ Authoritative Response

Server:39.96.153.59

NS records: dns29.hichina.com, dns30.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ckdg.cn (unsigned zone)

⏱️ Timing

Total: 2736ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns29.hichina.com, dns30.hichina.com`
CNAME	1	`overdue.aliyun.com`
SOA	1	`dns29.hichina.com hostmaster.hichina.com`

Analysis

IP Addresses

ckdg.cn points to a single IP number: 170.33.12.185.

Other host names, for instance dounao.com, mwcs.cn, zmkb.cn, hghp.cn and ewem.cn share IP numbers with ckdg.cn.

ckdg.cn - robtex.com

ckdg.cn

cn