`kaiyinedu.com`

DNSSEC	⚠️ Not signed
A	203.107.45.167^{🇨🇳 Alibaba-Cloud203.107.45.0/24 Alibaba (US) Technology Co., Ltd.}
		PTR	`catl.com`
NS	`dns31.hichina.com` ⭐
		A	2408:4009:501::39^{🇨🇳 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	`dns32.hichina.com`
		A	2408:4009:501::40^{🇨🇳 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,}
MX	`hzmx01.mxmail.netease.com` ⭐
		A	47.251.71.119^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
		A	47.251.84.126^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
MX	`hzmx02.mxmail.netease.com`⁽¹⁰⁾
		A	47.251.71.119^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
		A	47.251.84.126^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
TXT	`v=spf1 include:spf.163.com -all`
TXT	`v=DMARC1;p=none;fo=1;ruf=mailto:dmarc@qiye.163.com; rua=mailto:dmarc_report@q...`
SOA	`dns31.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=1786476214

Subdomains

m.kaiyinedu.com

Same first word

kaiyinedu.com

DNS History

8 records (5 active, 3 former)

●NSdns31.hichina.com2017-05-09 → 2026-08-11 · 2 obs

● 2017-05-09 19:57:14
● 2026-08-11 19:29:40

●NSdns32.hichina.com2017-05-09 → 2026-08-11 · 2 obs

● 2017-05-09 19:57:14
● 2026-08-11 19:29:40

○MX170y799l99.51mypc.cn2017-05-09 → 2017-05-09 · 3 obs

● 2017-05-09 19:57:14
○ 2026-05-28 23:36:00
○ 2026-08-11 19:29:40

●MXhzmx01.mxmail.netease.com2026-05-28 → 2026-08-11 · 3 obs

○ 2017-05-09 19:57:14
● 2026-05-28 23:36:00
● 2026-08-11 19:29:40

●MXhzmx02.mxmail.netease.com2026-05-28 → 2026-08-11 · 3 obs

○ 2017-05-09 19:57:14
● 2026-05-28 23:36:00
● 2026-08-11 19:29:40

○MXmx0.spamgateway.cn2017-05-09 → 2017-05-09 · 3 obs

● 2017-05-09 19:57:14
○ 2026-05-28 23:36:00
○ 2026-08-11 19:29:40

●A203.107.45.1672026-05-28 → 2026-08-11 · 3 obs

○ 2017-05-09 19:57:14
● 2026-05-28 23:36:00
● 2026-08-11 19:29:40

○A27.54.224.1662017-05-09 → 2017-05-09 · 3 obs

● 2017-05-09 19:57:14
○ 2026-05-28 23:36:00
○ 2026-08-11 19:29:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
kaiyinedu.com	dns31.hichina.com, dns32.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.39

NS records: dns31.hichina.com, dns32.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kaiyinedu.com (unsigned zone)

⏱️ Timing

Total: 1162ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`203.107.45.167`
NS	2	`dns32.hichina.com, dns31.hichina.com`
MX	2	`hzmx02.mxmail.netease.com (pri: 10), hzmx01.mxmail.netease.com (pri: 5)`
TXT	2	`v=spf1 include:spf.163.com -all, v=DMARC1;p=none;fo=1;ruf=mailto:dmarc@qi`
SOA	1	`dns31.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns31.hichina.com, dns31.hichina.com, dns31.hichina.com...)

Analysis

Hierarchy

m.kaiyinedu.com is delegated beneath kaiyinedu.com.

IP Addresses

kaiyinedu.com resolves to just one IP address, 203.107.45.167.

Two other host names, along with zgdjl.cn, dxzp.com and hsjcryo.com, also share IP numbers with kaiyinedu.com.

Name Servers

The NS records for kaiyinedu.com delegate to dns31.hichina.com and dns32.hichina.com.

kaiyinedu.com shares its NS records with other domains, for example lifeverda.com, earthonline.online, ysmy.com and two others.

Some name servers delegated to kaiyinedu.com are also used by other domains, notably minion.cn and bjwktd.com.

DNS names with 9 IP addresses:

dns31.hichina.com maps to 39.96.153.39, 39.96.153.59, 47.118.199.199 and 6 additional IP addresses.

dns32.hichina.com maps to 39.96.153.37, 39.96.153.62, 47.118.199.197 and 6 additional IP addresses.

Mail Servers

kaiyinedu.com is served by two mail servers, hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.

Among the domains sharing a mail server setup with kaiyinedu.com are lywhzf.cn, fiveupshipping.com, testtech.com and two others.

Some mail servers of kaiyinedu.com are also used by other domains, notably hzkuilong.com and ochaincosmetics.com.

hzmx01.mxmail.netease.com has IP addresses 47.251.71.119 and 47.251.84.126; hzmx02.mxmail.netease.com has the same IP addresses: 47.251.71.119 and 47.251.84.126.

hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com each have 47.251.71.119 IP addresses.

hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com each have 47.251.84.126 IP addresses.

kaiyinedu.com - robtex.com

kaiyinedu.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`kaiyinedu.com`

`com`