`gduccc.cn`

DNSSEC	⚠️ Not signed
NS	`dns10.hichina.com` ⚠️ Not in zone NS records
		A	2408:4009:501::18^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.41^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.51^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.201^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.211^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.41^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.51^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		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,}
		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,}
NS	`dns9.hichina.com` ⚠️ Not in zone NS records
		A	2408:4009:501::17^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.42^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.52^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.202^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.212^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.42^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.52^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		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,}
		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,}

`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 2035-12-16 #55

Same first word

gduccc.com

gduccc.cn

DNS History

2 records (2 active, 0 former)

●NSdns10.hichina.com2026-03-19 → 2026-08-01 · 2 obs

● 2026-03-19 08:00:32
● 2026-08-01 20:30:44

●NSdns9.hichina.com2026-03-19 → 2026-08-01 · 2 obs

● 2026-03-19 08:00:32
● 2026-08-01 20:30:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	b.dns.cn, e.dns.cn, d.dns.cn, a.dns.cn...	-
gduccc.cn	dns9.hichina.com, dns10.hichina.com	-

✅ Authoritative Response

Server:139.224.142.122

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gduccc.cn (unsigned zone)

⏱️ Timing

Total: 1271ms | 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

Two name servers handle the delegation for gduccc.cn: dns10.hichina.com and dns9.hichina.com.

gduccc.cn has the same name server delegation as a number of other domains, such as hlioo.com, huaibfeiji.cn, biyun365.net and two more.

There is an overlap in name servers between gduccc.cn and other domains, for example iwolfram.com, wujispa.com and s475.com

These name servers are frequently paired with the name servers expirens3.hichina.com and expirens4.hichina.com.

Host names resolving to 9 IP numbers:

dns10.hichina.com resolves to 39.96.153.41, 39.96.153.51 and 47.118.199.201 among others, with 6 other IP addresses in total.

dns9.hichina.com resolves to 39.96.153.42, 39.96.153.52 and 47.118.199.202 among others, with 6 other IP addresses in total.

gduccc.cn - robtex.com

gduccc.cn

cn