`hditedu.com`

DNSSEC	⚠️ Not signed
A	39.99.181.137^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
NS	`dns15.hichina.com` ⭐
		A	2408:4009:501::23^{🇨🇳 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,}
NS	`dns16.hichina.com`
		A	2408:4009:501::24^{🇨🇳 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,}
MX	`mxn.mxhichina.com` ⭐
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
MX	`mxw.mxhichina.com` ⭐
		A	47.246.99.195^{🇺🇸 Alibaba-Cloud47.246.96.0/22 Proxy-registered route object}
			PTR	`reachsmartdwell.com`
TXT	`v=spf1 include:spf.mxhichina.com ~all`
SOA	`dns15.hichina.com`hostmaster@hichina.com 2026-01-09 #13

`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=1776294187

Same first word

hditedu.com

DNS History

6 records (5 active, 1 former)

●NSdns15.hichina.com2018-05-07 → 2026-04-15 · 2 obs

● 2018-05-07 04:34:18
● 2026-04-15 23:32:12

●NSdns16.hichina.com2018-05-07 → 2026-04-15 · 2 obs

● 2018-05-07 04:34:18
● 2026-04-15 23:32:12

●MXmxn.mxhichina.com2026-04-15 → 2026-04-15 · 1 obs

● 2026-04-15 23:32:12

●MXmxw.mxhichina.com2026-04-15 → 2026-04-15 · 1 obs

● 2026-04-15 23:32:12

○A101.200.216.1302018-05-07 → 2018-05-07 · 2 obs

● 2018-05-07 04:34:18
○ 2026-04-15 23:32:12

●A39.99.181.1372026-04-15 → 2026-04-15 · 2 obs

○ 2018-05-07 04:34:18
● 2026-04-15 23:32:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
hditedu.com	dns15.hichina.com, dns16.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.42

NS records: dns15.hichina.com, dns16.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hditedu.com (unsigned zone)

⏱️ Timing

Total: 497ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`39.99.181.137`
NS	2	`dns15.hichina.com, dns16.hichina.com`
MX	2	`mxw.mxhichina.com (pri: 10), mxn.mxhichina.com (pri: 10)`
TXT	1	`v=spf1 include:spf.mxhichina.com ~all`
SOA	1	`dns15.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns15.hichina.com, dns15.hichina.com, dns15.hichina.com...)

Analysis

IP Addresses

hditedu.com points to IP number 39.99.181.137.

Name Servers

hditedu.com is delegated to two name servers: dns15.hichina.com and dns16.hichina.com.

hditedu.com uses the same name server setup as other domains such as aics999.com, cctht.com, longzhiyong.com, qmtool.cn and a-mi.cn.

hditedu.com shares name servers with other domains at least partially, for example esgcn.net, luogm.com, fahnyixiehu.cn, tfxygw.com and 5shanhu.com.

These name servers are commonly used with the name servers expirens3.hichina.com and expirens4.hichina.com.

Host names with nine IP numbers:

dns15.hichina.com points to: 2408:4009:501::23, 39.96.153.42, 39.96.153.52, 47.118.199.202, 47.118.199.212, 120.76.107.42, 120.76.107.52, 139.224.142.112 and 139.224.142.122.

dns16.hichina.com points to: 2408:4009:501::24, 39.96.153.41, 39.96.153.51, 47.118.199.201, 47.118.199.211, 120.76.107.41, 120.76.107.51, 139.224.142.111 and 139.224.142.121.

Mail Servers

Two mail servers mxn.mxhichina.com and mxw.mxhichina.com handle hditedu.com.

hditedu.com shares the same mail server setup as other domains, for instance kalebooster.com, liejian.cn, smt-penli.com, medfate.com and deepctrl.com.

hditedu.com shares mail servers with other domains at least partially; for instance klvtu.com, kuiko-elevator.com, enginsci.cn, gqsj.cc and dmksw.com.

these mail servers are commonly used alongside mxbiz1.qq.com and mxbiz2.qq.com.

Host names with two IP numbers:

The host name mxn.mxhichina.com points to 47.246.136.231 and 47.246.137.47.

Host names with one IP number:

The host name mxw.mxhichina.com points to 47.246.99.195.

hditedu.com - robtex.com

hditedu.com

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