`kaixueservice.com`

DNSSEC	⚠️ Not signed
A	39.104.71.240^{🇨🇳 Alibaba-Cloud39.104.0.0/15 CT BeiJing IDC}
NS	`dns7.hichina.com` ⭐
		A	2408:4009:501::15^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.43^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.63^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.203^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.213^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.43^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.63^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.113^{🇨🇳 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	139.224.142.123^{🇨🇳 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	`dns8.hichina.com`
		A	2408:4009:501::16^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.44^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.54^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.204^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.214^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.44^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.54^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.114^{🇨🇳 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	139.224.142.124^{🇨🇳 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	`dns7.hichina.com`hostmaster@hichina.com 2026-01-12 #9

`com`

	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=1786137399

Same first word

kaixueservice.com

DNS History

7 records (3 active, 4 former)

●NSdns7.hichina.com2026-05-15 → 2026-08-07 · 3 obs

○ 2017-09-08 17:10:42
● 2026-05-15 20:12:50
● 2026-08-07 21:28:30

●NSdns8.hichina.com2026-05-15 → 2026-08-07 · 3 obs

○ 2017-09-08 17:10:42
● 2026-05-15 20:12:50
● 2026-08-07 21:28:30

○NSvip1.alidns.com2017-09-08 → 2017-09-08 · 3 obs

● 2017-09-08 17:10:42
○ 2026-05-15 20:12:50
○ 2026-08-07 21:28:30

○NSvip2.alidns.com2017-09-08 → 2017-09-08 · 3 obs

● 2017-09-08 17:10:42
○ 2026-05-15 20:12:50
○ 2026-08-07 21:28:30

○MXmxn.mxhichina.com2017-09-08 → 2017-09-08 · 3 obs

● 2017-09-08 17:10:42
○ 2026-05-15 20:12:50
○ 2026-08-07 21:28:30

○MXmxw.mxhichina.com2017-09-08 → 2017-09-08 · 3 obs

● 2017-09-08 17:10:42
○ 2026-05-15 20:12:50
○ 2026-08-07 21:28:30

●A39.104.71.2402026-05-15 → 2026-08-07 · 2 obs

● 2026-05-15 20:12:50
● 2026-08-07 21:28:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net...	-
kaixueservice.com	dns7.hichina.com, dns8.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.43

NS records: dns7.hichina.com, dns8.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kaixueservice.com (unsigned zone)

⏱️ Timing

Total: 501ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`39.104.71.240`
NS	2	`dns8.hichina.com, dns7.hichina.com`
SOA	1	`dns7.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns7.hichina.com, dns7.hichina.com, dns7.hichina.com...)

Analysis

IP Addresses

kaixueservice.com has exactly one IP address — 39.104.71.240.

hnydgl.com, kaixuelenglian.com, sanweicn.com plus two other host names have IP numbers in common with kaixueservice.com.

Name Servers

kaixueservice.com uses two name servers for its delegation: dns7.hichina.com and dns8.hichina.com.

The name server configuration of kaixueservice.com is shared with other domains, for instance andover.cn, wuchenge.com, witxx.com and two others.

kaixueservice.com shares at least some of its name servers with other domains, for example buypg.com, dgz520.xyz, itss.cn and laozidadao.com.

These name servers tend to be deployed in combination with the name servers expirens3.hichina.com and expirens4.hichina.com.

Hosts with 9 IP addresses each:

Hostname dns7.hichina.com directs to 39.96.153.43, 39.96.153.63 and 47.118.199.203 along with 6 other IP addresses.

Hostname dns8.hichina.com directs to 39.96.153.44, 39.96.153.54 and 47.118.199.204 along with 6 other IP addresses.

kaixueservice.com - robtex.com