`dolphinsc.com`

DNSSEC	⚠️ Not signed
A	39.108.99.225^{🇨🇳 Alibaba-Cloud39.108.0.0/17}
NS	`dns1.hichina.com` ⭐
		A	2408:4009:501::9^{🇨🇳 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	`dns2.hichina.com`
		A	2408:4009:501::10^{🇨🇳 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	`mxbiz1.qq.com` ⭐
		A	203.205.147.218^{🇭🇰 TENCENT-NET-AP-CN203.205.147.0/24 Proxy-registered route object}
		A	203.205.232.191^{🇭🇰 TENCENT-NET-AP-CN203.205.232.0/23 Proxy-registered route object}
MX	`mxbiz2.qq.com`⁽¹⁰⁾
		A	203.205.232.191^{🇭🇰 TENCENT-NET-AP-CN203.205.232.0/23 Proxy-registered route object}
SOA	`dns1.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

Subdomains

www.dolphinsc.com

Same first word

dolphinsc.com

Similar names

dolphincs.com

DNS History

17 records (5 active, 12 former)

●NSdns1.hichina.com2020-03-19 → 2026-03-11 · 3 obs

○ 2017-04-05 03:26:04
● 2020-03-19 16:24:00
● 2026-03-11 23:08:40

●NSdns2.hichina.com2020-03-19 → 2026-03-11 · 3 obs

○ 2017-04-05 03:26:04
● 2020-03-19 16:24:00
● 2026-03-11 23:08:40

○NSns1.dreamhost.com2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 16:06:34
○ 2015-10-12 14:38:16
○ 2026-03-11 23:08:40

○NSns2.dreamhost.com2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 16:06:34
○ 2015-10-12 14:38:16
○ 2026-03-11 23:08:40

○NSns3.dreamhost.com2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 16:06:34
○ 2015-10-12 14:38:16
○ 2026-03-11 23:08:40

○NSns65.domaincontrol.com2016-03-23 → 2017-04-05 · 5 obs

○ 2015-10-12 14:38:16
● 2016-03-23 18:49:52
● 2017-04-05 03:26:04
○ 2020-03-19 16:24:00
○ 2026-03-11 23:08:40

○NSns66.domaincontrol.com2016-03-23 → 2017-04-05 · 5 obs

○ 2015-10-12 14:38:16
● 2016-03-23 18:49:52
● 2017-04-05 03:26:04
○ 2020-03-19 16:24:00
○ 2026-03-11 23:08:40

○MXmailstore1.secureserver.net2016-03-23 → 2017-04-05 · 5 obs

○ 2015-10-12 14:38:16
● 2016-03-23 18:49:52
● 2017-04-05 03:26:04
○ 2020-03-19 16:24:00
○ 2026-03-11 23:08:40

○MXmx1.balanced.spacey.mail.dreamhost.com2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 16:06:34
○ 2015-10-12 14:38:16
○ 2026-03-11 23:08:40

○MXmx2.balanced.spacey.mail.dreamhost.com2008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 16:06:34
○ 2015-10-12 14:38:16
○ 2026-03-11 23:08:40

●MXmxbiz1.qq.com2020-03-19 → 2026-03-11 · 3 obs

○ 2017-04-05 03:26:04
● 2020-03-19 16:24:00
● 2026-03-11 23:08:40

●MXmxbiz2.qq.com2020-03-19 → 2026-03-11 · 3 obs

○ 2017-04-05 03:26:04
● 2020-03-19 16:24:00
● 2026-03-11 23:08:40

○MXsmtp.secureserver.net2016-03-23 → 2017-04-05 · 5 obs

○ 2015-10-12 14:38:16
● 2016-03-23 18:49:52
● 2017-04-05 03:26:04
○ 2020-03-19 16:24:00
○ 2026-03-11 23:08:40

○A192.155.86.812016-03-23 → 2016-07-20 · 5 obs

○ 2015-10-12 14:38:16
● 2016-03-23 18:49:52
● 2016-07-20 05:50:20
○ 2017-04-05 03:26:04
○ 2026-03-11 23:08:40

○A208.113.171.2522008-03-09 → 2008-03-09 · 3 obs

● 2008-03-09 16:06:34
○ 2015-10-12 14:38:16
○ 2026-03-11 23:08:40

●A39.108.99.2252020-03-19 → 2026-03-11 · 3 obs

○ 2017-04-05 03:26:04
● 2020-03-19 16:24:00
● 2026-03-11 23:08:40

○A47.89.42.2512017-04-05 → 2017-04-05 · 4 obs

○ 2016-07-20 05:50:20
● 2017-04-05 03:26:04
○ 2020-03-19 16:24:00
○ 2026-03-11 23:08:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net...	-
dolphinsc.com	dns2.hichina.com, dns1.hichina.com	18 records

✅ Authoritative Response

Server: 120.76.107.43

NS records: dns2.hichina.com, dns1.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dolphinsc.com (unsigned zone)

⏱️ Timing

Total: 764ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`39.108.99.225`
NS	2	`dns1.hichina.com, dns2.hichina.com`
MX	2	`mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)`
SOA	1	`dns1.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns2.hichina.com, dns2.hichina.com, dns2.hichina.com...)

Analysis

Hierarchy

dolphinsc.com is parent of www.dolphinsc.com.

IP Addresses

dolphinsc.com points to a single IP: 39.108.99.225.

Name Servers

dolphinsc.com's delegation is to two name servers dns1.hichina.com and dns2.hichina.com.

dolphinsc.com shares the same name server configuration as other domains, such as egeni.net, udeskglobal.com, ahlp.net, wlzy.com.cn and upio.net.

dolphinsc.com shares name servers with other domains to some extent, for instance greensci.com, hengshengxieye.com, tytianxiang.com and fanbase.cn.

These name servers are commonly used alongside ns1.alidns.com and ns2.alidns.com.

Host names with nine IP numbers: dns1.hichina.com points to 2408:4009:501::9, 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; dns2.hichina.com points to 2408:4009:501::10, 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

Two mail servers mxbiz1.qq.com and mxbiz2.qq.com handle dolphinsc.com.

dolphinsc.com uses the same mail server setup as other domains such as meyho.com, coonoon.com, i93.cn, letogood.com and anebon.com.

dolphinsc.com shares some mail servers with other domains, including g0v.cn, xdsisu.cn, yaoduwenhua.com, post56.cn and komatco.com.

These mail servers are commonly used alongside the mail servers mxn.mxhichina.com and mxw.mxhichina.com.

Host names with two IP numbers:

mxbiz1.qq.com points to 203.205.147.218 and 203.205.232.191.

Host names with one IP number:

mxbiz2.qq.com points to 203.205.232.191.

Host names that point to 203.205.232.191:

mxbiz1.qq.com and mxbiz2.qq.com.

dolphinsc.com - robtex.com

dolphinsc.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`dolphinsc.com`

`com`