`ctdcn.net`

DNSSEC	⚠️ Not signed
NS	`dns9.hichina.com` ⭐
		A	2408:4009:501::17^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.42^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-42.defastlink.net`
		A	39.96.153.52^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-52.defastlink.net`
		A	47.118.199.202^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-202.defastlink.net`
		A	47.118.199.212^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-212.defastlink.net`
		A	120.76.107.42^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-42.defastlink.net`
		A	120.76.107.52^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-52.defastlink.net`
		A	139.224.142.112^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-112.defastlink.net`
		A	139.224.142.122^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-122.defastlink.net`
NS	`dns10.hichina.com`
		A	2408:4009:501::18^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.41^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-41.defastlink.net`
		A	39.96.153.51^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-51.defastlink.net`
		A	47.118.199.201^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-201.defastlink.net`
		A	47.118.199.211^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-211.defastlink.net`
		A	120.76.107.41^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-41.defastlink.net`
		A	120.76.107.51^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-51.defastlink.net`
		A	139.224.142.111^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-111.defastlink.net`
		A	139.224.142.121^{🇨🇳 Alibaba-Cloud139.224.128.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
			PTR	`ip-139-224-142-121.defastlink.net`
SOA	`dns9.hichina.com`hostmaster@hichina.com 2026-01-12 #9

`net`

	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=1771291465

Same first word

ctdcn.net

Similar names

cntcd.com

dcnct.pro

ctcdn.com.br

tccdn.net

ccdtn.com

tccdn.com

cncdt.com.cn

tccdn.co

ctcdn.cn

tncdc.org

ctcdn.vn

dtcnc.com

ndctc.com

ccndt.net

ndtcc.com

cndtc.com

dctcn.com

dctcn.net

ccndt.org

ctcdn.com.cn

ccndt.cn

nctdc.com

ntdcc.com

tcndc.net

cncdt.ltd

tncdc.com

ncdtc.com

dctnc.com

ctcdn.com

DNS History

6 records (2 active, 4 former)

●NSdns10.hichina.com2015-07-13 → 2026-03-23 · 2 obs

● 2015-07-13 12:36:10
● 2026-03-23 21:56:30

●NSdns9.hichina.com2015-07-13 → 2026-03-23 · 2 obs

● 2015-07-13 12:36:10
● 2026-03-23 21:56:30

○MXmxbiz1.qq.com2015-07-13 → 2016-04-21 · 4 obs

● 2015-07-13 12:36:10
● 2016-04-21 04:33:40
○ 2017-03-21 20:42:54
○ 2026-03-23 21:56:30

○MXmxbiz2.qq.com2015-07-13 → 2016-04-21 · 4 obs

● 2015-07-13 12:36:10
● 2016-04-21 04:33:40
○ 2017-03-21 20:42:54
○ 2026-03-23 21:56:30

○MXqiye163mx01.mxmail.netease.com2017-03-21 → 2017-03-21 · 4 obs

○ 2016-04-21 04:33:40
● 2017-03-21 20:42:54
○ 2026-02-23 10:41:48
○ 2026-03-23 21:56:30

○MXqiye163mx02.mxmail.netease.com2017-03-21 → 2017-03-21 · 4 obs

○ 2016-04-21 04:33:40
● 2017-03-21 20:42:54
○ 2026-02-23 10:41:48
○ 2026-03-23 21:56:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ctdcn.net	dns9.hichina.com, dns10.hichina.com	-

✅ Authoritative Response

Server:139.224.142.121

NS records: dns9.hichina.com, dns10.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctdcn.net (unsigned zone)

⏱️ Timing

Total: 1531ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns10.hichina.com, dns9.hichina.com`
SOA	1	`dns9.hichina.com hostmaster.hichina.com`

Analysis

Name Servers

ctdcn.net is delegated to two name servers: dns10.hichina.com and dns9.hichina.com.

ctdcn.net shares the same name server setup as other domains, for example vrsj.com, xiaomoyule.com, (0x666170)iao365.com, ourgiants.com and cellyan.com.

ctdcn.net at least partially shares name servers with other domains, for instance lustique.cc, 2cee.com, gelijuan.com, ndpmedia.com and coufan.com.

These name servers are often used with expirens3.hichina.com and expirens4.hichina.com.

Host names with nine IP numbers:

dns10.hichina.com points to: 2408:4009:501::18, 39.96.153.41, 39.96.153.51, 47.118.199.201, 47.118.199.211, 120.76.107.41, 120.76.107.51, 139.224.142.111 and 139.224.142.121.

dns9.hichina.com points to: 2408:4009:501::17, 39.96.153.42, 39.96.153.52, 47.118.199.202, 47.118.199.212, 120.76.107.42, 120.76.107.52, 139.224.142.112 and 139.224.142.122.

ctdcn.net - robtex.com

ctdcn.net

net