`duyc.cn`

DNSSEC	⚠️ Not signed
NS	`dns25.hichina.com` ⭐
		A	2408:4009:501::33^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.39^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.59^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.199^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.219^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.39^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.59^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.99^{🇨🇳 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,}
		A	139.224.142.109^{🇨🇳 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,}
NS	`dns26.hichina.com`
		A	2408:4009:501::34^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.37^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.62^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.197^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.221^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.37^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.62^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.102^{🇨🇳 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,}
		A	139.224.142.107^{🇨🇳 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,}
SOA	`dns25.hichina.com`hostmaster@hichina.com 2026-01-18 #23

`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=2034661319

Same first word

duyc.cn

duyc.net

duyc.ru

duyc.de

Similar names

cdyu.com

cudy.kr

ydcu.cn

cydu.de

yudc.com

ycud.com

cydu.net

cydu.org

ucyd.com

ducy.co.uk

cudy.shop

cduy.cn

ucdy.shop

ducy.de

dycu.com

yudc.cn

cudy.ru

ducy.eu

cudy.com

cudy.pl

yucd.com

cudy.co

cudy.net

udcy.com

cudy.cn

yudc.ca

DNS History

4 records (2 active, 2 former)

○NSdns1.iidns.com2016-04-09 → 2016-04-09 · 3 obs

● 2016-04-09 09:30:50
○ 2018-10-08 02:58:48
○ 2026-04-12 05:39:36

●NSdns25.hichina.com2018-10-08 → 2026-04-12 · 3 obs

○ 2016-04-09 09:30:50
● 2018-10-08 02:58:48
● 2026-04-12 05:39:36

●NSdns26.hichina.com2018-10-08 → 2026-04-12 · 3 obs

○ 2016-04-09 09:30:50
● 2018-10-08 02:58:48
● 2026-04-12 05:39:36

○A47.91.170.2222018-10-08 → 2026-02-15 · 4 obs

● 2018-10-08 02:58:48
● 2026-02-15 15:13:02
○ 2026-04-12 05:39:34
○ 2026-04-12 05:39:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
duyc.cn	dns25.hichina.com, dns26.hichina.com	-

✅ Authoritative Response

Server:120.76.107.39

NS records: dns25.hichina.com, dns26.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duyc.cn (unsigned zone)

⏱️ Timing

Total: 3652ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns25.hichina.com, dns26.hichina.com`
SOA	1	`dns25.hichina.com hostmaster.hichina.com`

Analysis

Name Servers

duyc.cn is delegated to two name servers: dns25.hichina.com and dns26.hichina.com.

duyc.cn uses the same name server setup as other domains, including dmzc.net, litonghk.com, liuchong.com, bzqyl.com and headey.cn.

At least part of the name servers for duyc.cn are shared with other domains, for instance qiyemu.com, jdjcdqe.cn, dokie.cn, allone.ac.cn and kuailexy.com.

These name servers are commonly used alongside expirens3.hichina.com and expirens4.hichina.com.

Host names with nine IP numbers:

dns25.hichina.com points to: 2408:4009:501::33, 39.96.153.39, 39.96.153.59, 47.118.199.199, 47.118.199.219, 120.76.107.39, 120.76.107.59, 139.224.142.99 and 139.224.142.109.

dns26.hichina.com points to: 2408:4009:501::34, 39.96.153.37, 39.96.153.62, 47.118.199.197, 47.118.199.221, 120.76.107.37, 120.76.107.62, 139.224.142.102 and 139.224.142.107.

duyc.cn - robtex.com

duyc.cn

cn