sunengineering.cn - dns.ninja

`sunengineering.cn`

DNSSEC	⚠️ Not signed
A	120.78.184.84^{🇨🇳 Alibaba-Cloud120.78.0.0/16}
NS	`dns21.hichina.com` ⭐
		A	2408:4009:501::29^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.100^{🇨🇳 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	139.224.142.110^{🇨🇳 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	`dns22.hichina.com`
		A	2408:4009:501::30^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.98^{🇨🇳 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	139.224.142.108^{🇨🇳 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	`qiye163mx01.mxmail.netease.com` ⭐
MX	`qiye163mx02.mxmail.netease.com`⁽¹⁰⁾
		A	47.251.71.119^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
		A	47.251.84.126^{🇺🇸 Alibaba-Cloud47.251.0.0/17 Proxy-registered route object}
TXT	`v=spf1 include:spf.163.com ~all`
SOA	`dns21.hichina.com`hostmaster@hichina.com 2026-01-12 #9

`cn`

	DNSSEC	⚠️ Not signed
	NS	`a.dns.cn` ⚠️ Not in zone NS records
	NS	`b.dns.cn` ⚠️ Not in zone NS records
	NS	`c.dns.cn` ⚠️ Not in zone NS records
	NS	`d.dns.cn` ⚠️ Not in zone NS records
	NS	`e.dns.cn` ⚠️ Not in zone NS records

WOT: UNKNOWN (62/100)

Same first word

sunengineering.com

sunengineering.cn

sunengineering.in

sunengineering.co.in

sunengineering.co.uk

DNS History

13 records (5 active, 8 former)

●NSdns21.hichina.com2026-03-31 → 2026-08-11 · 3 obs

○ 2017-06-02 11:42:12
● 2026-03-31 04:58:16
● 2026-08-11 10:17:48

●NSdns22.hichina.com2026-03-31 → 2026-08-11 · 3 obs

○ 2017-06-02 11:42:12
● 2026-03-31 04:58:16
● 2026-08-11 10:17:48

○NSns.ns168.net2015-05-13 → 2016-11-05 · 4 obs

● 2015-05-13 13:00:50
● 2016-11-05 17:06:36
○ 2017-06-02 11:42:12
○ 2026-08-11 10:17:48

○NSns1.alidns.com2017-06-02 → 2017-06-02 · 4 obs

○ 2016-11-05 17:06:36
● 2017-06-02 11:42:12
○ 2026-03-31 04:58:16
○ 2026-08-11 10:17:48

○NSns2.alidns.com2017-06-02 → 2017-06-02 · 4 obs

○ 2016-11-05 17:06:36
● 2017-06-02 11:42:12
○ 2026-03-31 04:58:16
○ 2026-08-11 10:17:48

○NSns5.vv91.com2015-05-13 → 2016-11-05 · 4 obs

● 2015-05-13 13:00:50
● 2016-11-05 17:06:36
○ 2017-06-02 11:42:12
○ 2026-08-11 10:17:48

○MXmx2.qiye.163.com2015-05-13 → 2016-03-27 · 4 obs

● 2015-05-13 13:00:50
● 2016-03-27 08:09:12
○ 2016-08-10 13:37:26
○ 2026-08-11 10:17:48

●MXqiye163mx01.mxmail.netease.com2016-08-10 → 2026-08-11 · 3 obs

○ 2016-03-27 08:09:12
● 2016-08-10 13:37:26
● 2026-08-11 10:17:48

●MXqiye163mx02.mxmail.netease.com2016-08-10 → 2026-08-11 · 3 obs

○ 2016-03-27 08:09:12
● 2016-08-10 13:37:26
● 2026-08-11 10:17:48

●A120.78.184.842026-03-31 → 2026-08-11 · 3 obs

○ 2017-06-02 11:42:12
● 2026-03-31 04:58:16
● 2026-08-11 10:17:48

○A125.171.10.72015-05-13 → 2015-12-24 · 4 obs

● 2015-05-13 13:00:50
● 2015-12-24 01:27:30
○ 2016-03-27 08:09:12
○ 2026-08-11 10:17:48

○A183.3.222.1852016-03-27 → 2016-03-27 · 4 obs

○ 2015-12-24 01:27:30
● 2016-03-27 08:09:12
○ 2016-08-10 13:37:26
○ 2026-08-11 10:17:48

○A183.3.222.1932016-08-10 → 2017-06-02 · 5 obs

○ 2016-03-27 08:09:12
● 2016-08-10 13:37:26
● 2017-06-02 11:42:12
○ 2026-03-31 04:58:16
○ 2026-08-11 10:17:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
sunengineering.cn	dns21.hichina.com, dns22.hichina.com	-

✅ Authoritative Response

Server:39.96.153.60

NS records: dns21.hichina.com, dns22.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sunengineering.cn (unsigned zone)

⏱️ Timing

Total: 1941ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`120.78.184.84`
NS	2	`dns22.hichina.com, dns21.hichina.com`
MX	2	`qiye163mx02.mxmail.netease.com (pri: 10), qiye163mx01.mxmail.netease.com (pri: 5)`
TXT	1	`v=spf1 include:spf.163.com ~all`
SOA	1	`dns21.hichina.com hostmaster.hichina.com`

Analysis

IP Addresses

sunengineering.cn has exactly one IP address — 120.78.184.84.

Name Servers

sunengineering.cn is delegated to two name servers: dns21.hichina.com and dns22.hichina.com.

The name server configuration of sunengineering.cn is shared with other domains, for instance trupow.com, syefjjx.com, itqaq.com and two others.

The name servers of sunengineering.cn overlap at least partially with those of other domains — among them xavw.cn, nnccmmpolly.shop, gifcam.com and two more.

These name servers commonly appear alongside the name servers expirens3.hichina.com and expirens4.hichina.com.

Hosts with 9 IP addresses each:

dns21.hichina.com resolves to 39.96.153.40, 39.96.153.60, 47.118.199.200 and 6 other IP addresses.

dns22.hichina.com resolves to 39.96.153.38, 39.96.153.61, 47.118.199.198 and 6 other IP addresses.

Mail Servers

sunengineering.cn uses two mail servers, qiye163mx01.mxmail.netease.com and qiye163mx02.mxmail.netease.com.

The mail server setup of sunengineering.cn matches that of other domains such as kaihaogroup.com, ddzy168.com, chengdegroup.com and two others.

At least some of the mail servers used by sunengineering.cn are shared with other domains: dgghong.com, newfutureti.com, dszupu.com and two others among them.

Host names pointing to two IP addresses:

qiye163mx02.mxmail.netease.com points to 47.251.71.119 and 47.251.84.126.