🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`engineopt.com`

DNSSEC	⚠️ Not signed
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	`mx01.mail.alibaba.com` ⭐
		A	106.11.232.132^{🇨🇳 Alibaba-Cloud106.11.224.0/19 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	`mx02.mail.alibaba.com`⁽¹⁰⁾
		A	106.11.226.174^{🇨🇳 Alibaba-Cloud106.11.224.0/19 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
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	`dns7.hichina.com`hostmaster@hichina.com 2026-08-18 #13

`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=1794192636

Subdomains

mail.engineopt.com

Same first word

engineopt.com

Similar names

Previous names

Next names

DNS History

7 records (7 active, 0 former)

●NSdns7.hichina.com2026-10-02 → 2026-11-09 · 2 obs

● 2026-10-02 19:35:08
● 2026-11-09 03:39:26

●NSdns8.hichina.com2026-10-02 → 2026-11-09 · 2 obs

● 2026-10-02 19:35:08
● 2026-11-09 03:39:26

●MXmx01.mail.alibaba.com2026-10-02 → 2026-11-09 · 2 obs

● 2026-10-02 19:35:08
● 2026-11-09 03:39:26

●MXmx02.mail.alibaba.com2026-10-02 → 2026-11-09 · 2 obs

● 2026-10-02 19:35:08
● 2026-11-09 03:39:26

●MXmx1.qiye.aliyun.com2026-10-02 → 2026-11-09 · 2 obs

● 2026-10-02 19:35:08
● 2026-11-09 03:39:26

●MXmx2.qiye.aliyun.com2026-10-02 → 2026-11-09 · 2 obs

● 2026-10-02 19:35:08
● 2026-11-09 03:39:26

●MXmx3.qiye.aliyun.com2026-10-02 → 2026-11-09 · 2 obs

● 2026-10-02 19:35:08
● 2026-11-09 03:39:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
engineopt.com	dns7.hichina.com, dns8.hichina.com	18 records

✅ Authoritative Response

Server:39.96.153.43

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for engineopt.com (unsigned zone)

⏱️ Timing

Total: 731ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`dns7.hichina.com, dns8.hichina.com`
MX	5	`mx1.qiye.aliyun.com (pri: 5), mx3.qiye.aliyun.com (pri: 15)...`
TXT	1	`v=spf1 include:spf.qiye.aliyun.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

Hierarchy

engineopt.com is the parent zone for mail.engineopt.com.

Name Servers

DNS delegation for engineopt.com points to two name servers: dns7.hichina.com and dns8.hichina.com.

engineopt.com shares its NS records with other domains, for example p4x.cn, maixinpackingtech.com, iswanye.cn and two others.

engineopt.com partially shares its NS delegation with several other domains, including rebu.me, zhzcmy.cn, gamehub3d.top and two others.

These name servers are regularly seen alongside expirens3.hichina.com and expirens4.hichina.com as name servers.

DNS names with 9 IP addresses:

dns7.hichina.com has IP addresses 39.96.153.43, 39.96.153.63 and 47.118.199.203, plus 6 other.

dns8.hichina.com has IP addresses 39.96.153.44, 39.96.153.54 and 47.118.199.204, plus 6 other.

Mail Servers

Mail for engineopt.com is handled by five mail servers, namely mx01.mail.alibaba.com, mx02.mail.alibaba.com, mx1.qiye.aliyun.com and two others.

There is at least a partial MX overlap between engineopt.com and other domains, including gyangtoys.com, sagevoltglobal.com, 637205.xyz and two others.

mx3.qiye.aliyun.com, mx2.qiye.aliyun.com, mxn.mxhichina.com and mxw.mxhichina.com are mail servers that frequently appear together with these mail servers.

Host names that have two IP addresses:

mx3.qiye.aliyun.com has two IP addresses: 47.246.136.231 and 47.246.137.47.

Host names that point to one IP address:

mx01.mail.alibaba.com directs to 106.11.232.132.

mx02.mail.alibaba.com directs to 106.11.226.174.

mx1.qiye.aliyun.com directs to 47.246.137.47.

mx2.qiye.aliyun.com directs to 47.246.136.231.

Host names pointing to 47.246.136.231 IP addresses: mx3.qiye.aliyun.com and mx2.qiye.aliyun.com.

Host names pointing to 47.246.137.47 IP addresses: mx3.qiye.aliyun.com and mx1.qiye.aliyun.com.