`zb-tech.com`

DNSSEC	⚠️ Not signed
A	121.41.113.165^{🇨🇳 Alibaba-Cloud121.40.0.0/15}
NS	`dns7.hichina.com` ⭐
		A	2408:4009:501::15^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.43^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.63^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.203^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.213^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.43^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.63^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.113^{🇨🇳 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	139.224.142.123^{🇨🇳 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	`dns8.hichina.com`
		A	2408:4009:501::16^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.44^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.54^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.204^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.214^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.44^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.54^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.114^{🇨🇳 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	139.224.142.124^{🇨🇳 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	`mxhz.qiye.163.com` ⭐
		A	103.126.92.241^{🇭🇰 NETEASEHONGKONGLINITED-1103.126.92.0/23 HONGKONG NETEASE INTERACTIVE ENTERTAINMENT LIMITED Unit 802, 8th Floor, Chuang's Tower, 30-32 Connaught Road Central}
			PTR	`mail-m92241.xmail.ntesmail.com`
		A	103.126.92.242^{🇭🇰 NETEASEHONGKONGLINITED-1103.126.92.0/23 HONGKONG NETEASE INTERACTIVE ENTERTAINMENT LIMITED Unit 802, 8th Floor, Chuang's Tower, 30-32 Connaught Road Central}
			PTR	`mail-m92242.xmail.ntesmail.com`
MX	`mxhz2.qiye.163.com` ⭐
		A	103.126.92.241^{🇭🇰 NETEASEHONGKONGLINITED-1103.126.92.0/23 HONGKONG NETEASE INTERACTIVE ENTERTAINMENT LIMITED Unit 802, 8th Floor, Chuang's Tower, 30-32 Connaught Road Central}
			PTR	`mail-m92241.xmail.ntesmail.com`
		A	103.126.92.242^{🇭🇰 NETEASEHONGKONGLINITED-1103.126.92.0/23 HONGKONG NETEASE INTERACTIVE ENTERTAINMENT LIMITED Unit 802, 8th Floor, Chuang's Tower, 30-32 Connaught Road Central}
			PTR	`mail-m92242.xmail.ntesmail.com`
TXT	`v=spf1 include:spf.163.com ~all`
SOA	`dns7.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=1778793506

Same first word

zb-tech.com

zb-tech.de

DNS History

7 records (5 active, 2 former)

●NSdns7.hichina.com2015-08-16 → 2026-05-14 · 2 obs

● 2015-08-16 09:06:30
● 2026-05-14 21:29:20

●NSdns8.hichina.com2015-08-16 → 2026-05-14 · 2 obs

● 2015-08-16 09:06:30
● 2026-05-14 21:29:20

●MXmxhz.qiye.163.com2015-08-16 → 2026-05-14 · 2 obs

● 2015-08-16 09:06:30
● 2026-05-14 21:29:20

●MXmxhz2.qiye.163.com2015-08-16 → 2026-05-14 · 2 obs

● 2015-08-16 09:06:30
● 2026-05-14 21:29:20

○A121.198.136.1282015-08-16 → 2016-06-24 · 4 obs

● 2015-08-16 09:06:30
● 2016-06-24 17:09:48
○ 2017-02-10 02:56:56
○ 2026-05-14 21:29:20

●A121.41.113.1652026-05-03 → 2026-05-14 · 3 obs

○ 2019-03-21 03:15:00
● 2026-05-03 05:41:16
● 2026-05-14 21:29:20

○A180.76.166.452017-02-10 → 2019-03-21 · 5 obs

○ 2016-06-24 17:09:48
● 2017-02-10 02:56:56
● 2019-03-21 03:15:00
○ 2026-05-03 05:41:16
○ 2026-05-14 21:29:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net...	-
zb-tech.com	dns7.hichina.com, dns8.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.44

NS records: dns7.hichina.com, dns8.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zb-tech.com (unsigned zone)

⏱️ Timing

Total: 809ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`121.41.113.165`
NS	2	`dns7.hichina.com, dns8.hichina.com`
MX	2	`mxhz2.qiye.163.com (pri: 10), mxhz.qiye.163.com (pri: 10)`
TXT	1	`v=spf1 include:spf.163.com ~all`
SOA	1	`dns7.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns7.hichina.com, dns7.hichina.com, dns7.hichina.com...)

Analysis

IP Addresses

zb-tech.com points to a single IP address: 121.41.113.165.

Other host names, for instance drugcloud.cn, share IP numbers with zb-tech.com.

Name Servers

zb-tech.com is delegated to two name servers: dns7.hichina.com and dns8.hichina.com.

zb-tech.com uses the same name server setup as other domains, including hiknit.com, qdhuanghelu.com, elmes-union.com.cn, ygsjzx.com and zhishi3d.com.

zb-tech.com at least partially shares name servers with other domains; for instance jocodo.com, grossolano.com and tyhbf.online.

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

Host names with nine IP numbers:

dns7.hichina.com points to: 2408:4009:501::15, 39.96.153.43, 39.96.153.63, 47.118.199.203, 47.118.199.213, 120.76.107.43, 120.76.107.63, 139.224.142.113 and 139.224.142.123.

dns8.hichina.com points to: 2408:4009:501::16, 39.96.153.44, 39.96.153.54, 47.118.199.204, 47.118.199.214, 120.76.107.44, 120.76.107.54, 139.224.142.114 and 139.224.142.124.

Mail Servers

zb-tech.com is handled by two mail servers: mxhz2.qiye.163.com and mxhz.qiye.163.com.

zb-tech.com uses the same mail server setup as other domains, for instance ukf.cc, uelevator.com.cn, hzxinfeng.com, vijas.cn and bahuan.com.

zb-tech.com shares at least some mail servers with other domains, for example hzxiucheng.cn, hailida.com, isweek.com, chinafeipeng.com and qidi.com.

these mail servers are often used together with hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.

Host names with two IP numbers:

mxhz2.qiye.163.com points to 103.126.92.241 and 103.126.92.242.

mxhz.qiye.163.com points to 103.126.92.241 and 103.126.92.242.

Names pointing to 103.126.92.241: mxhz2.qiye.163.com and mxhz.qiye.163.com.

Names pointing to 103.126.92.242: mxhz2.qiye.163.com and mxhz.qiye.163.com.

zb-tech.com - robtex.com

zb-tech.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`zb-tech.com`

`com`