`ysc.cn`

DNSSEC	⚠️ Not signed
A	121.41.178.167^{🇨🇳 Alibaba-Cloud121.40.0.0/15}
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 2026-01-12 #9

`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=2035177090

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DNS History

3 records (3 active, 0 former)

●NSdns25.hichina.com2026-08-10 → 2026-08-13 · 2 obs

● 2026-08-10 13:54:48
● 2026-08-13 21:58:42

●NSdns26.hichina.com2026-08-10 → 2026-08-13 · 2 obs

● 2026-08-10 13:54:48
● 2026-08-13 21:58:42

●A121.41.178.1672026-08-13 → 2026-08-13 · 1 obs

● 2026-08-13 21:58:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	e.dns.cn, a.dns.cn, b.dns.cn, c.dns.cn...	-
ysc.cn	dns25.hichina.com, dns26.hichina.com	-

✅ Authoritative Response

Server:120.76.107.59

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ysc.cn (unsigned zone)

⏱️ Timing

Total: 1822ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.41.178.167`
NS	2	`dns26.hichina.com, dns25.hichina.com`
SOA	1	`dns25.hichina.com hostmaster.hichina.com`

Analysis

IP Addresses

ysc.cn has exactly one IP address — 121.41.178.167.

Name Servers

DNS delegation for ysc.cn points to two name servers: dns25.hichina.com and dns26.hichina.com.

The name server configuration of ysc.cn is shared with other domains, for instance divoiotcloud.com, uplbs.com, yardsigns.cn and two others.

The name servers of ysc.cn overlap at least partially with those of other domains — among them bailai.com, stonexiamen.com, aahu.cn and two more.

These name servers tend to appear together with the name servers expirens3.hichina.com, expirens4.hichina.com and dns21.hichina.com, plus two others.

Hosts with 9 IP addresses each:

dns25.hichina.com has IP addresses 39.96.153.39, 39.96.153.59 and 47.118.199.199, plus 6 other.

dns26.hichina.com has IP addresses 39.96.153.37, 39.96.153.62 and 47.118.199.197, plus 6 other.

ysc.cn - robtex.com

ysc.cn

cn