`400linux.com`

DNSSEC	⚠️ Not signed
A	120.27.18.111^{🇨🇳 Alibaba-Cloud120.27.0.0/18}
NS	`ns1.alidns.com` ⭐
		A	2408:4009:501::1^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.45^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-45.defastlink.net`
		A	39.96.153.55^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-55.defastlink.net`
		A	47.118.199.205^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-205.defastlink.net`
		A	47.118.199.215^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-215.defastlink.net`
		A	120.76.107.45^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-45.defastlink.net`
		A	120.76.107.55^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-55.defastlink.net`
		A	139.224.142.115^{🇨🇳 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,}
			PTR	`ip-139-224-142-115.defastlink.net`
		A	139.224.142.125^{🇨🇳 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,}
			PTR	`ip-139-224-142-125.defastlink.net`
NS	`ns2.alidns.com`
		A	2408:4009:501::2^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.46^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-46.defastlink.net`
		A	39.96.153.56^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-56.defastlink.net`
		A	47.118.199.206^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-206.defastlink.net`
		A	47.118.199.216^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-216.defastlink.net`
		A	120.76.107.46^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-46.defastlink.net`
		A	120.76.107.56^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-56.defastlink.net`
		A	139.224.142.116^{🇨🇳 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,}
			PTR	`ip-139-224-142-116.defastlink.net`
		A	139.224.142.126^{🇨🇳 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,}
			PTR	`ip-139-224-142-126.defastlink.net`
MX	`mail.400linux.com` ⭐
		A	120.27.18.111^{🇨🇳 Alibaba-Cloud120.27.0.0/18}
SOA	`ns1.alidns.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=1771291435

Subdomains

mail.400linux.com

Same first word

400linux.com

Similar names

lixun004.myshopify.com

DNS History

14 records (4 active, 10 former)

○NSf1g1ns1.dnspod.net2015-07-11 → 2015-07-11 · 3 obs

● 2015-07-11 12:27:12
○ 2015-11-13 11:54:22
○ 2026-03-01 23:47:46

○NSf1g1ns2.dnspod.net2015-07-11 → 2015-07-11 · 3 obs

● 2015-07-11 12:27:12
○ 2015-11-13 11:54:22
○ 2026-03-01 23:47:46

○NSn159.ns.yunjiasu.com2015-11-13 → 2018-05-20 · 5 obs

○ 2015-07-11 12:27:12
● 2015-11-13 11:54:22
● 2018-05-20 11:28:08
○ 2026-03-01 23:47:44
○ 2026-03-01 23:47:46

○NSn3590.ns.yunjiasu.com2015-11-13 → 2016-12-29 · 5 obs

○ 2015-07-11 12:27:12
● 2015-11-13 11:54:22
● 2016-12-29 08:09:22
○ 2026-03-01 23:47:44
○ 2026-03-01 23:47:46

●NSns1.alidns.com2026-03-01 → 2026-03-01 · 3 obs

○ 2018-05-20 11:28:08
● 2026-03-01 23:47:44
● 2026-03-01 23:47:46

●NSns2.alidns.com2026-03-01 → 2026-03-01 · 3 obs

○ 2018-05-20 11:28:08
● 2026-03-01 23:47:44
● 2026-03-01 23:47:46

●MXmail.400linux.com2015-07-11 → 2026-03-01 · 5 obs

● 2015-07-11 12:27:12
● 2016-12-29 08:09:22
○ 2018-05-20 11:28:08
● 2026-03-01 23:47:44
● 2026-03-01 23:47:46

○MXmail.hanwater.com2018-05-20 → 2018-05-20 · 4 obs

○ 2016-12-29 08:09:22
● 2018-05-20 11:28:08
○ 2026-03-01 23:47:44
○ 2026-03-01 23:47:46

○A108.162.194.882016-02-04 → 2016-02-04 · 4 obs

○ 2015-11-13 11:54:22
● 2016-02-04 00:56:08
○ 2016-04-25 21:47:32
○ 2026-03-01 23:47:46

○A108.162.195.882016-02-04 → 2016-02-04 · 4 obs

○ 2015-11-13 11:54:22
● 2016-02-04 00:56:08
○ 2016-04-25 21:47:32
○ 2026-03-01 23:47:46

○A115.231.73.1832015-07-11 → 2015-07-11 · 3 obs

● 2015-07-11 12:27:12
○ 2015-11-13 11:54:22
○ 2026-03-01 23:47:46

●A120.27.18.1112018-05-20 → 2026-03-01 · 3 obs

○ 2016-12-29 08:09:22
● 2018-05-20 11:28:08
● 2026-03-01 23:47:46

○A162.159.210.942015-11-13 → 2016-12-29 · 7 obs

○ 2015-07-11 12:27:12
● 2015-11-13 11:54:22
○ 2016-02-04 00:56:08
● 2016-04-25 21:47:32
● 2016-12-29 08:09:22
○ 2018-05-20 11:28:08
○ 2026-03-01 23:47:46

○A162.159.211.942015-11-13 → 2016-12-29 · 7 obs

○ 2015-07-11 12:27:12
● 2015-11-13 11:54:22
○ 2016-02-04 00:56:08
● 2016-04-25 21:47:32
● 2016-12-29 08:09:22
○ 2018-05-20 11:28:08
○ 2026-03-01 23:47:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net...	-
400linux.com	ns1.alidns.com, ns2.alidns.com	18 records

✅ Authoritative Response

Server: 120.76.107.45

NS records: ns1.alidns.com, ns2.alidns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 400linux.com (unsigned zone)

⏱️ Timing

Total: 592ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`120.27.18.111`
NS	2	`ns1.alidns.com, ns2.alidns.com`
MX	1	`mail.400linux.com (pri: 10)`
SOA	1	`ns1.alidns.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (ns1.alidns.com, ns1.alidns.com, ns1.alidns.com...)

Analysis

Hierarchy

The parent of mail.400linux.com is 400linux.com.

IP Addresses

400linux.com points to IP number: 120.27.18.111.

Other host names, for instance mail.400linux.com share IP numbers with 400linux.com.

Name Servers

400linux.com is delegated to two name servers: ns1.alidns.com and ns2.alidns.com.

400linux.com shares the same name server setup as 915au.com, 126c8dcf31020.beer, sakura.pw, aifmc.com and hy1511.com.

400linux.com at least partially shares name servers with other domains, for instance 175sf.net, blocksphone.com, starck.cn, everon.cn and ehuarun.com.

These name servers are commonly used alongside dns7.hichina.com, dns8.hichina.com, dns15.hichina.com, dns16.hichina.com, dns25.hichina.com, dns26.hichina.com, dns1.hichina.com, dns2.hichina.com, dns31.hichina.com and dns32.hichina.com.

Nine IP numbers per host:

ns1.alidns.com points to: 2408:4009:501::1, 39.96.153.45, 39.96.153.55, 47.118.199.205, 47.118.199.215, 120.76.107.45, 120.76.107.55, 139.224.142.115 and 139.224.142.125.

ns2.alidns.com points to: 2408:4009:501::2, 39.96.153.46, 39.96.153.56, 47.118.199.206, 47.118.199.216, 120.76.107.46, 120.76.107.56, 139.224.142.116 and 139.224.142.126.

Mail Servers

400linux.com is handled by a single mail server, mail.400linux.com.

mail.400linux.com points to a single IP: 120.27.18.111.

400linux.com - robtex.com

400linux.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`400linux.com`

`com`