`ygqschool.com`

DNSSEC	⚠️ Not signed
A	43.249.24.240^{🇭🇰 POWERLINE-HK43.249.24.0/22 POWER LINE (HK) CO., LIMITED UNIT 04/7F BRIGHT WAY TOWER NO.35}
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`⁽¹⁰⁾
		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 2026-01-12 #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=1778599681

Same first word

ygqschool.com

DNS History

7 records (5 active, 2 former)

●NSdns15.hichina.com2015-08-06 → 2026-05-12 · 2 obs

● 2015-08-06 11:46:10
● 2026-05-12 15:55:24

●NSdns16.hichina.com2015-08-06 → 2026-05-12 · 2 obs

● 2015-08-06 11:46:10
● 2026-05-12 15:55:24

●MXmxn.mxhichina.com2026-05-09 → 2026-05-12 · 2 obs

● 2026-05-09 11:46:22
● 2026-05-12 15:55:24

●MXmxw.mxhichina.com2026-05-09 → 2026-05-12 · 2 obs

● 2026-05-09 11:46:22
● 2026-05-12 15:55:24

○A112.125.124.2412015-08-06 → 2015-08-06 · 3 obs

● 2015-08-06 11:46:10
○ 2015-12-19 15:04:54
○ 2026-05-12 15:55:24

○A139.129.178.332015-12-19 → 2017-08-07 · 5 obs

○ 2015-08-06 11:46:10
● 2015-12-19 15:04:54
● 2017-08-07 23:26:50
○ 2026-05-09 11:46:22
○ 2026-05-12 15:55:24

●A43.249.24.2402026-05-09 → 2026-05-12 · 3 obs

○ 2017-08-07 23:26:50
● 2026-05-09 11:46:22
● 2026-05-12 15:55:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
ygqschool.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 ygqschool.com (unsigned zone)

⏱️ Timing

Total: 3631ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`43.249.24.240`
NS	2	`dns16.hichina.com, dns15.hichina.com`
MX	2	`mxn.mxhichina.com (pri: 5), mxw.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

ygqschool.com points to IP number: 43.249.24.240.

Name Servers

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

ygqschool.com shares the same name server setup as olka.cn, iduoku.cn, algorithms.cool, iinb.cn and ileling.com.

ygqschool.com at least partially shares name servers with other domains, for instance edis.cn, axbrwg.cn, srnpd.com, njbyzdh.com and catomarketing-cake.xyz.

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

Nine IP numbers per host:

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

ygqschool.com is handled by two mail servers: mxn.mxhichina.com and mxw.mxhichina.com.

The mail server setup for ygqschool.com matches that of other domains, for instance c-ame.com, vigorgb.com, eccic.net, sz-huajie.com and camluni.com.

ygqschool.com shares at least partially some mail servers with other domains, including kpaxart.com, unitec.cn, mikuclub.cc, ulimall.com and etherwan.com.cn.

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

Host names with two IP numbers:

mxn.mxhichina.com points to 47.246.136.231 and 47.246.137.47.

Host names with one IP number:

mxw.mxhichina.com points to 47.246.99.195.

ygqschool.com - robtex.com

ygqschool.com

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