`optosea.com`

DNSSEC	⚠️ Not signed
A	47.254.86.223^{🇺🇸 Alibaba-Cloud47.254.64.0/18 Proxy-registered route object}
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}
			PTR	`ip-39-96-153-43.defastlink.net`
		A	39.96.153.63^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-63.defastlink.net`
		A	47.118.199.203^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-203.defastlink.net`
		A	47.118.199.213^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-213.defastlink.net`
		A	120.76.107.43^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-43.defastlink.net`
		A	120.76.107.63^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-63.defastlink.net`
		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,}
			PTR	`ip-139-224-142-113.defastlink.net`
		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,}
			PTR	`ip-139-224-142-123.defastlink.net`
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}
			PTR	`ip-39-96-153-44.defastlink.net`
		A	39.96.153.54^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
			PTR	`ip-39-96-153-54.defastlink.net`
		A	47.118.199.204^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-204.defastlink.net`
		A	47.118.199.214^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
			PTR	`ip-47-118-199-214.defastlink.net`
		A	120.76.107.44^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-44.defastlink.net`
		A	120.76.107.54^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
			PTR	`ip-120-76-107-54.defastlink.net`
		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,}
			PTR	`ip-139-224-142-114.defastlink.net`
		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,}
			PTR	`ip-139-224-142-124.defastlink.net`
MX	`hzmx01.mxmail.netease.com` ⭐
		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}
MX	`hzmx02.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	`dns7.hichina.com`hostmaster@hichina.com 2026-01-09 #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=1771291435

Previously MX for

optosea.com

Same first word

optosea.com

Similar names

apoteos.com

teasoop.com

osotape.com

DNS History

11 records (5 active, 6 former)

●NSdns7.hichina.com2026-03-21 → 2026-03-23 · 3 obs

○ 2017-07-01 01:53:36
● 2026-03-21 18:38:20
● 2026-03-23 19:19:42

●NSdns8.hichina.com2026-03-21 → 2026-03-23 · 3 obs

○ 2017-07-01 01:53:36
● 2026-03-21 18:38:20
● 2026-03-23 19:19:42

○NSns1.md-80.webhostbox.net2017-07-01 → 2017-07-01 · 4 obs

○ 2016-12-18 08:41:12
● 2017-07-01 01:53:36
○ 2026-03-21 18:38:20
○ 2026-03-23 19:19:42

○NSns1.md-dd-us-2.webhostbox.net2016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 08:41:12
○ 2017-07-01 01:53:36
○ 2026-03-23 19:19:42

○NSns2.md-80.webhostbox.net2017-07-01 → 2017-07-01 · 4 obs

○ 2016-12-18 08:41:12
● 2017-07-01 01:53:36
○ 2026-03-21 18:38:20
○ 2026-03-23 19:19:42

○NSns2.md-dd-us-2.webhostbox.net2016-12-18 → 2016-12-18 · 3 obs

● 2016-12-18 08:41:12
○ 2017-07-01 01:53:36
○ 2026-03-23 19:19:42

●MXhzmx01.mxmail.netease.com2026-03-21 → 2026-03-23 · 3 obs

○ 2017-07-01 01:53:36
● 2026-03-21 18:38:20
● 2026-03-23 19:19:42

●MXhzmx02.mxmail.netease.com2026-03-21 → 2026-03-23 · 3 obs

○ 2017-07-01 01:53:36
● 2026-03-21 18:38:20
● 2026-03-23 19:19:42

○MXoptosea.com2016-12-18 → 2017-07-01 · 4 obs

● 2016-12-18 08:41:12
● 2017-07-01 01:53:36
○ 2026-03-21 18:38:20
○ 2026-03-23 19:19:42

○A207.174.214.1642016-12-18 → 2017-07-01 · 4 obs

● 2016-12-18 08:41:12
● 2017-07-01 01:53:36
○ 2026-03-21 18:38:20
○ 2026-03-23 19:19:42

●A47.254.86.2232026-03-21 → 2026-03-23 · 3 obs

○ 2017-07-01 01:53:36
● 2026-03-21 18:38:20
● 2026-03-23 19:19:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, g.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net...	-
optosea.com	dns7.hichina.com, dns8.hichina.com	18 records

✅ Authoritative Response

Server:139.224.142.113

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for optosea.com (unsigned zone)

⏱️ Timing

Total: 662ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`47.254.86.223`
NS	2	`dns7.hichina.com, dns8.hichina.com`
MX	2	`hzmx01.mxmail.netease.com (pri: 5), hzmx02.mxmail.netease.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

optosea.com points to a single IP number: 47.254.86.223.

Name Servers

Delegation for optosea.com rests with two name servers, dns7.hichina.com and dns8.hichina.com.

optosea.com shares the same name server setup as other domains, including cetcmotor.com, zjbolun.com, haodapana.com.cn, yinznet.com and ablife.top.

optosea.com partially shares name servers with other domains; for instance vk858.cn and sohoyun.com.cn.

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

optosea.com is handled by two mail servers: hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.

optosea.com uses the same mail server configuration as other domains, such as nbjb.gov.cn, welldt.com, saintway.cn, xmrobots.com and hzdzx.net.

optosea.com shares some mail servers with other domains at least partially, for example hnsdzd.com.

Host names with two IP numbers:

hzmx01.mxmail.netease.com points to 47.251.71.119 and 47.251.84.126.

hzmx02.mxmail.netease.com points to 47.251.71.119 and 47.251.84.126.

Host names pointing to 47.251.71.119: hzmx01.mxmail.netease.com, hzmx02.mxmail.netease.com.

Host names pointing to 47.251.84.126: hzmx01.mxmail.netease.com, hzmx02.mxmail.netease.com.

optosea.com - robtex.com

optosea.com

com

Previously MX for

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`optosea.com`

`com`