`jettech.cn`

DNSSEC	⚠️ Not signed
A	139.224.62.20^{🇨🇳 Alibaba-Cloud139.224.0.0/17 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
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,}
SOA	`dns15.hichina.com`hostmaster@hichina.com 2026-01-09 #13

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2035148801

Same first word

jettech.cn

jettech.com.au

jettech.com.tw

Similar names

techjet.co.il

techjet.eu

jtetech.com

techjet.aero

etchjet.xyz

DNS History

4 records (3 active, 1 former)

●NSdns15.hichina.com2015-06-01 → 2026-08-06 · 2 obs

● 2015-06-01 01:50:56
● 2026-08-06 13:46:32

●NSdns16.hichina.com2015-06-01 → 2026-08-06 · 2 obs

● 2015-06-01 01:50:56
● 2026-08-06 13:46:32

○MXmx.ym.163.com2015-06-01 → 2017-03-24 · 4 obs

● 2015-06-01 01:50:56
● 2017-03-24 21:06:06
○ 2026-06-03 06:09:24
○ 2026-08-06 13:46:32

●A139.224.62.202026-06-03 → 2026-08-06 · 2 obs

● 2026-06-03 06:09:24
● 2026-08-06 13:46:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, d.dns.cn, c.dns.cn, b.dns.cn...	-
jettech.cn	dns15.hichina.com, dns16.hichina.com	-

✅ Authoritative Response

Server:120.76.107.52

NS records: dns15.hichina.com, dns16.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jettech.cn (unsigned zone)

⏱️ Timing

Total: 4716ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`139.224.62.20`
NS	2	`dns15.hichina.com, dns16.hichina.com`
SOA	1	`dns15.hichina.com hostmaster.hichina.com`

Analysis

IP Addresses

jettech.cn points to a single IP number: 139.224.62.20.

Name Servers

jettech.cn uses two name servers for its delegation: dns15.hichina.com and dns16.hichina.com.

jettech.cn shares its name server setup with other domains, including exquens.world, jiaquanwater.com, wandl.cn and two others.

At least some of jettech.cn's name servers are shared with other domains, for example mirrorseries.com and volcvms.com.

Host names with 9 IP numbers:

Hostname dns15.hichina.com directs to 39.96.153.42, 39.96.153.52 and 47.118.199.202 along with 6 other IP addresses.

Hostname dns16.hichina.com directs to 39.96.153.41, 39.96.153.51 and 47.118.199.201 along with 6 other IP addresses.

jettech.cn - robtex.com

jettech.cn

cn