`guoxuefeng.com`

DNSSEC	⚠️ Not signed
A	129.226.214.241^{🇸🇬 TENCENT-NET-AP-CN129.226.212.0/22 Proxy-registered route object}
NS	`dns9.hichina.com` ⭐
		A	2408:4009:501::17^{🇨🇳 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	`dns10.hichina.com`
		A	2408:4009:501::18^{🇨🇳 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	`dns9.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=1776135762

Subdomains

www.guoxuefeng.com

Same first word

guoxuefeng.com

DNS History

14 records (5 active, 9 former)

●NSdns10.hichina.com2017-09-03 → 2026-04-14 · 3 obs

○ 2015-12-11 12:29:00
● 2017-09-03 13:08:16
● 2026-04-14 03:03:20

●NSdns9.hichina.com2017-09-03 → 2026-04-14 · 3 obs

○ 2015-12-11 12:29:00
● 2017-09-03 13:08:16
● 2026-04-14 03:03:20

○NSns1.51dns.com2015-08-13 → 2015-08-13 · 3 obs

● 2015-08-13 12:38:58
○ 2015-12-11 12:29:00
○ 2026-04-14 03:03:20

○NSns2.51dns.com2015-08-13 → 2015-08-13 · 3 obs

● 2015-08-13 12:38:58
○ 2015-12-11 12:29:00
○ 2026-04-14 03:03:20

○NSns41.domaincontrol.com2015-12-11 → 2015-12-11 · 4 obs

○ 2015-08-13 12:38:58
● 2015-12-11 12:29:00
○ 2017-09-03 13:08:16
○ 2026-04-14 03:03:20

○NSns42.domaincontrol.com2015-12-11 → 2015-12-11 · 4 obs

○ 2015-08-13 12:38:58
● 2015-12-11 12:29:00
○ 2017-09-03 13:08:16
○ 2026-04-14 03:03:20

○MXmailstore1.secureserver.net2015-12-11 → 2015-12-11 · 3 obs

● 2015-12-11 12:29:00
○ 2017-09-03 13:08:16
○ 2026-04-14 03:03:20

●MXmxn.mxhichina.com2017-09-03 → 2026-04-14 · 3 obs

○ 2015-12-11 12:29:00
● 2017-09-03 13:08:16
● 2026-04-14 03:03:20

●MXmxw.mxhichina.com2017-09-03 → 2026-04-14 · 3 obs

○ 2015-12-11 12:29:00
● 2017-09-03 13:08:16
● 2026-04-14 03:03:20

○MXsmtp.secureserver.net2015-12-11 → 2015-12-11 · 3 obs

● 2015-12-11 12:29:00
○ 2017-09-03 13:08:16
○ 2026-04-14 03:03:20

○A103.244.90.1652017-09-03 → 2017-09-03 · 4 obs

○ 2015-12-11 12:29:00
● 2017-09-03 13:08:16
○ 2026-03-12 00:05:58
○ 2026-04-14 03:03:20

○A107.148.175.712015-08-13 → 2015-08-13 · 3 obs

● 2015-08-13 12:38:58
○ 2017-09-03 13:08:16
○ 2026-04-14 03:03:20

●A129.226.214.2412026-03-12 → 2026-04-14 · 3 obs

○ 2017-09-03 13:08:16
● 2026-03-12 00:05:58
● 2026-04-14 03:03:20

○A184.168.221.622015-12-11 → 2015-12-11 · 4 obs

○ 2015-08-13 12:38:58
● 2015-12-11 12:29:00
○ 2017-09-03 13:08:16
○ 2026-04-14 03:03:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
guoxuefeng.com	dns9.hichina.com, dns10.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.41

NS records: dns9.hichina.com, dns10.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for guoxuefeng.com (unsigned zone)

⏱️ Timing

Total: 3706ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`129.226.214.241`
NS	2	`dns9.hichina.com, dns10.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	`dns9.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns9.hichina.com, dns9.hichina.com, dns9.hichina.com...)

Analysis

Hierarchy

guoxuefeng.com is the parent of www.guoxuefeng.com.

IP Addresses

guoxuefeng.com points to a single IP number: 129.226.214.241.

Other host names, for instance kongxinzhuan.cn, www.guoxuefeng.com and hrb.fun share IP numbers with guoxuefeng.com.

Name Servers

guoxuefeng.com is delegated to two name servers: dns10.hichina.com and dns9.hichina.com.

guoxuefeng.com shares the same name server setup as other domains, for example kalring.com, njhuiwei.com.cn, hzuz.com, bnise.net and eblyz.com.

guoxuefeng.com at least partially shares its name servers with other domains, for instance hfcrs.net.

Host names with nine IP numbers:

dns10.hichina.com points to: 2408:4009:501::18, 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.

dns9.hichina.com points to: 2408:4009:501::17, 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.

Mail Servers

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

guoxuefeng.com shares the same mail server setup as other domains, for instance honexun.com, fintie.com, utrai.com, chongyoudao.com and acopharm.com.

guoxuefeng.com shares mail servers with other domains at least partially, including www.oini3344.com, yeahflower.com, iwonlex.net, qiangxing.net and wydbw.com.

These mail servers are commonly used with mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.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.

guoxuefeng.com - robtex.com

guoxuefeng.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

`guoxuefeng.com`

`com`