`knowledgeatshare.cn`

DNSSEC	⚠️ Not signed
A	203.107.45.167^{🇨🇳 Alibaba-Cloud203.107.45.0/24 Alibaba (US) Technology Co., Ltd.}
		PTR	`catl.com`
NS	`dns23.hichina.com` ⭐
		A	2408:4009:501::31^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.100^{🇨🇳 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	139.224.142.110^{🇨🇳 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	`dns24.hichina.com`
		A	2408:4009:501::32^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.98^{🇨🇳 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	139.224.142.108^{🇨🇳 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,}
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
SOA	`dns23.hichina.com`hostmaster@hichina.com 2026-01-09 #13

`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=2034586102

Same first word

knowledgeatshare.cn

DNS History

5 records (5 active, 0 former)

●NSdns23.hichina.com2018-06-13 → 2026-03-25 · 2 obs

● 2018-06-13 00:31:34
● 2026-03-25 15:15:46

●NSdns24.hichina.com2018-06-13 → 2026-03-25 · 2 obs

● 2018-06-13 00:31:34
● 2026-03-25 15:15:46

●MXmxbiz1.qq.com2018-06-13 → 2026-03-25 · 2 obs

● 2018-06-13 00:31:34
● 2026-03-25 15:15:46

●MXmxbiz2.qq.com2018-06-13 → 2026-03-25 · 2 obs

● 2018-06-13 00:31:34
● 2026-03-25 15:15:46

●A203.107.45.1672026-03-19 → 2026-03-25 · 2 obs

● 2026-03-19 07:21:32
● 2026-03-25 15:15:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	b.dns.cn, d.dns.cn, a.dns.cn, e.dns.cn...	-
knowledgeatshare.cn	dns23.hichina.com, dns24.hichina.com	-

✅ Authoritative Response

Server:139.224.142.98

NS records: dns23.hichina.com, dns24.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowledgeatshare.cn (unsigned zone)

⏱️ Timing

Total: 4334ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`203.107.45.167`
NS	2	`dns23.hichina.com, dns24.hichina.com`
MX	2	`mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)`
SOA	1	`dns23.hichina.com hostmaster.hichina.com`

Analysis

IP Addresses

knowledgeatshare.cn points to IP number: 203.107.45.167.

Other host names such as cn-evcharge.com, elifesystem.com, chifaner.com, 1m1m.cn and dogecdn.com share IPs with knowledgeatshare.cn.

Name Servers

knowledgeatshare.cn is delegated to two name servers: dns23.hichina.com and dns24.hichina.com.

knowledgeatshare.cn shares the same name server setup as doqee.com, y512.com, ifgp.cn, liupan.net and alitime.cn.

knowledgeatshare.cn shares name servers with other domains at least partially, for instance yomo.com.cn and aixingxing.com.

Nine IP numbers per host:

dns23.hichina.com points to: 2408:4009:501::31, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.

dns24.hichina.com points to: 2408:4009:501::32, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.

Mail Servers

knowledgeatshare.cn is handled by two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

The mail server setup for knowledgeatshare.cn matches that of other domains, for instance ename.com.cn, xingyunyun.cn, browserbest.com, mobilitychina.com and intop-metal.com.

knowledgeatshare.cn shares some mail servers with other domains, at least partially, for example aliyizhan.com, dexe.com, nlaw.org and cfnet.org.cn.

knowledgeatshare.cn - robtex.com