🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`linuxnb.com`

DNSSEC	⚠️ Not signed
A	106.75.251.170^{🇨🇳 CNCGROUP-SH106.75.240.0/20 Shanghai MAN of ChinaUnicom}
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	`mx1.qiye.aliyun.com` ⭐
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
MX	`mx2.qiye.aliyun.com`⁽¹⁰⁾
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
MX	`mx3.qiye.aliyun.com`⁽¹⁵⁾
		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}
TXT	`v=spf1 include:spf.qiye.aliyun.com -all`
SOA	`dns9.hichina.com`hostmaster@hichina.com 2026-08-25 #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=1789857293

Subdomains

mail.linuxnb.com

Same first word

linuxnb.com

Similar names

blinxun.space

blunnix.com

Previous names

Next names

DNS History

14 records (6 active, 8 former)

●NSdns10.hichina.com2016-08-09 → 2026-09-19 · 3 obs

○ 2015-10-24 01:15:20
● 2016-08-09 17:16:26
● 2026-09-19 23:02:52

●NSdns9.hichina.com2016-08-09 → 2026-09-19 · 3 obs

○ 2015-10-24 01:15:20
● 2016-08-09 17:16:26
● 2026-09-19 23:02:52

○NSns31.domaincontrol.com2015-06-02 → 2015-06-02 · 3 obs

● 2015-06-02 17:43:10
○ 2015-10-24 01:15:20
○ 2026-09-19 23:02:52

○NSns32.domaincontrol.com2015-06-02 → 2015-06-02 · 3 obs

● 2015-06-02 17:43:10
○ 2015-10-24 01:15:20
○ 2026-09-19 23:02:52

○MXmail.linuxnb.com2017-12-31 → 2017-12-31 · 4 obs

○ 2015-10-24 01:15:20
● 2017-12-31 14:40:56
○ 2026-08-26 09:58:56
○ 2026-09-19 23:02:52

○MXmailstore1.secureserver.net2015-06-02 → 2015-06-02 · 3 obs

● 2015-06-02 17:43:10
○ 2015-10-24 01:15:20
○ 2026-09-19 23:02:52

○MXmx.ym.163.com2017-12-31 → 2017-12-31 · 4 obs

○ 2015-10-24 01:15:20
● 2017-12-31 14:40:56
○ 2026-08-26 09:58:56
○ 2026-09-19 23:02:52

●MXmx1.qiye.aliyun.com2026-08-26 → 2026-09-19 · 5 obs

○ 2017-12-31 14:40:56
● 2026-08-26 09:58:56
○ 2026-09-12 21:44:24
● 2026-09-16 14:00:52
● 2026-09-19 23:02:52

●MXmx2.qiye.aliyun.com2026-08-26 → 2026-09-19 · 5 obs

○ 2017-12-31 14:40:56
● 2026-08-26 09:58:56
○ 2026-09-12 21:44:24
● 2026-09-16 14:00:52
● 2026-09-19 23:02:52

●MXmx3.qiye.aliyun.com2026-08-26 → 2026-09-19 · 5 obs

○ 2017-12-31 14:40:56
● 2026-08-26 09:58:56
○ 2026-09-12 21:44:24
● 2026-09-16 14:00:52
● 2026-09-19 23:02:52

○MXsmtp.secureserver.net2015-06-02 → 2015-06-02 · 3 obs

● 2015-06-02 17:43:10
○ 2015-10-24 01:15:20
○ 2026-09-19 23:02:52

●A106.75.251.1702026-08-26 → 2026-09-19 · 5 obs

○ 2017-12-31 14:40:56
● 2026-08-26 09:58:56
○ 2026-09-12 21:44:24
● 2026-09-16 14:00:52
● 2026-09-19 23:02:52

○A121.42.200.1102016-08-09 → 2017-12-31 · 5 obs

○ 2015-10-24 01:15:20
● 2016-08-09 17:16:26
● 2017-12-31 14:40:56
○ 2026-08-26 09:58:56
○ 2026-09-19 23:02:52

○A50.63.202.412015-06-02 → 2015-06-02 · 3 obs

● 2015-06-02 17:43:10
○ 2015-10-24 01:15:20
○ 2026-09-19 23:02:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
linuxnb.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 linuxnb.com (unsigned zone)

⏱️ Timing

Total: 1828ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`106.75.251.170`
NS	2	`dns10.hichina.com, dns9.hichina.com`
MX	3	`mx2.qiye.aliyun.com (pri: 10), mx1.qiye.aliyun.com (pri: 5)...`
TXT	1	`v=spf1 include:spf.qiye.aliyun.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

linuxnb.com serves as the parent of mail.linuxnb.com.

IP Addresses

linuxnb.com resolves to just one IP address, 106.75.251.170.

Name Servers

linuxnb.com uses two name servers for its delegation: dns10.hichina.com and dns9.hichina.com.

linuxnb.com shares its NS records with other domains, for example blpharm.net, 52xsl.com, gucss.com and two others.

linuxnb.com has at least partial name server overlap with other domains, such as mineralpoly.com, gkczp.com, ghxszp.com and two others.

It is common to find these name servers paired with the name servers expirens3.hichina.com, expirens4.hichina.com, dns15.hichina.com and dns16.hichina.com.

DNS names with 9 IP addresses:

Hostname dns10.hichina.com directs to 39.96.153.41, 39.96.153.51 and 47.118.199.201 along with 6 other IP addresses.

Hostname dns9.hichina.com directs to 39.96.153.42, 39.96.153.52 and 47.118.199.202 along with 6 other IP addresses.

Mail Servers

linuxnb.com has three mail servers: mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

There is at least a partial MX overlap between linuxnb.com and other domains, including auto-made.com, celiafashion.com, gaiweichina.com and two others.

Host names that have two IP addresses:

mx3.qiye.aliyun.com directs traffic to 47.246.136.231 and 47.246.137.47.

Host names that point to one IP address:

mx1.qiye.aliyun.com has the IP address 47.246.137.47.

mx2.qiye.aliyun.com has the IP address 47.246.136.231.

Both mx3.qiye.aliyun.com and mx2.qiye.aliyun.com resolve to 47.246.136.231 IP addresses each.

Both mx3.qiye.aliyun.com and mx1.qiye.aliyun.com resolve to 47.246.137.47 IP addresses each.

linuxnb.com - robtex.com

linuxnb.com

com

Subdomains

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`linuxnb.com`

`com`