imooc.com - dns.ninja

`imooc.com`

DNSSEC	⚠️ Not signed
A	43.174.196.229^{🇸🇬 ACE-AS-AP43.174.196.0/24 ACE}
NS	`ns3.dnsv4.com` ⭐
		A	2402:4e00:1470:2::10^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	1.12.0.24^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	1.12.0.25^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	1.13.76.53^{🇨🇳 TENCENT-NET-AP1.13.64.0/18}
		A	36.155.149.53^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	43.134.249.54^{🇸🇬 TENCENT-NET-AP-CN43.134.224.0/19 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	124.64.205.153^{🇨🇳 CHINA169-BJ124.64.205.0/24}
		A	125.94.59.153^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
NS	`ns4.dnsv4.com`
		A	2402:4e00:111:fff::d^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	1.12.0.23^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	1.12.0.26^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	43.130.172.54^{🇸🇬 TENCENT-NET-AP-CN43.130.160.0/19 ACEVILLE PTE.LTD. 16 COLLYER QUAY 18-29 INCOME AT RAFFLES}
		A	49.7.107.153^{🇨🇳 CHINA-149.7.64.0/18 China Telecom Beijing Co. Ltd.}
		A	101.227.168.53^{🇨🇳 SHANGHAITELECOM101.227.168.0/23 SHIDC}
		A	111.13.203.53^{🇨🇳 CHINAMOBILE-CN111.13.0.0/16 CMI (Customer Route)}
		A	117.135.128.153^{🇨🇳 CHINAMOBILE-CN117.135.128.0/24 CMI (Customer Route)}
			PTR	`(root)`
		A	163.177.5.53^{🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24}
		A	220.196.136.53^{🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24}
MX	`mxbiz1.qq.com` ⭐
MX	`mxbiz2.qq.com`⁽¹⁰⁾
TXT	`v=spf1 include:spf.mail.qq.com ~all`
SOA	`ns3.dnsv4.com`enterprise2dnsadmin@dnspod.com serial=1786540360

`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=1786553484

rank #12103 globally
rank #5860 in the tld
WOT: SAFE (68/100)
📈 Tranco rank: #42,495

Subdomains

pg_img.imooc.com

class.imooc.com

coding.imooc.com

www.imooc.com

moco.imooc.com

order.imooc.com

m.imooc.com

img.imooc.com

pg1.imooc.com

Same first word

imooc.top

imooc.vn

imooc.net

imooc.co.kr

imooc.com

imooc.de

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iocom.cn

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imoco.it

DNS History

21 records (5 active, 16 former)

○NSns3.dnsv3.com2015-06-17 → 2021-01-11 · 4 obs

● 2015-06-17 14:35:22
● 2021-01-11 00:33:36
○ 2026-03-08 08:34:32
○ 2026-08-12 17:19:28

●NSns3.dnsv4.com2026-03-08 → 2026-08-12 · 3 obs

○ 2021-01-11 00:33:36
● 2026-03-08 08:34:32
● 2026-08-12 17:19:28

○NSns4.dnsv3.com2015-06-17 → 2021-01-11 · 4 obs

● 2015-06-17 14:35:22
● 2021-01-11 00:33:36
○ 2026-03-08 08:34:32
○ 2026-08-12 17:19:28

●NSns4.dnsv4.com2026-03-08 → 2026-08-12 · 3 obs

○ 2021-01-11 00:33:36
● 2026-03-08 08:34:32
● 2026-08-12 17:19:28

●MXmxbiz1.qq.com2015-06-17 → 2026-08-12 · 5 obs

● 2015-06-17 14:35:22
● 2021-01-11 00:33:36
○ 2026-06-26 08:51:34
● 2026-06-26 12:32:24
● 2026-08-12 17:19:28

●MXmxbiz2.qq.com2015-06-17 → 2026-08-12 · 5 obs

● 2015-06-17 14:35:22
● 2021-01-11 00:33:36
○ 2026-06-26 08:51:34
● 2026-06-26 12:32:24
● 2026-08-12 17:19:28

○A115.182.41.1802018-05-02 → 2021-01-11 · 5 obs

○ 2017-05-24 10:49:52
● 2018-05-02 08:57:16
● 2021-01-11 00:33:36
○ 2026-03-08 08:34:32
○ 2026-08-12 17:19:28

○A117.121.101.402018-05-02 → 2021-01-11 · 5 obs

○ 2017-05-24 10:49:52
● 2018-05-02 08:57:16
● 2021-01-11 00:33:36
○ 2026-03-08 08:34:32
○ 2026-08-12 17:19:28

○A117.121.101.412018-05-02 → 2021-01-11 · 5 obs

○ 2017-05-24 10:49:52
● 2018-05-02 08:57:16
● 2021-01-11 00:33:36
○ 2026-03-08 08:34:32
○ 2026-08-12 17:19:28

○A119.28.48.2132015-12-06 → 2016-04-19 · 8 obs

○ 2015-09-15 22:20:52
● 2015-12-06 15:03:58
● 2015-12-07 20:22:20
○ 2016-01-23 04:14:50
○ 2016-01-27 19:12:46
● 2016-04-19 11:13:30
○ 2017-02-05 07:48:48
○ 2026-08-12 17:19:28

○A119.28.48.2152017-02-05 → 2017-02-05 · 4 obs

○ 2016-04-19 11:13:30
● 2017-02-05 07:48:48
○ 2017-02-12 02:36:32
○ 2026-08-12 17:19:28

○A119.28.48.2162015-09-15 → 2015-09-15 · 4 obs

○ 2015-06-17 14:35:22
● 2015-09-15 22:20:52
○ 2015-12-06 15:03:58
○ 2026-08-12 17:19:28

○A119.28.48.2172015-06-17 → 2016-04-19 · 5 obs

● 2015-06-17 14:35:22
○ 2015-09-15 22:20:52
● 2016-04-19 11:13:30
○ 2017-02-05 07:48:48
○ 2026-08-12 17:19:28

○A119.28.48.2182015-06-17 → 2017-02-12 · 9 obs

● 2015-06-17 14:35:22
○ 2015-09-15 22:20:52
● 2016-01-23 04:14:50
● 2016-01-27 19:12:46
○ 2016-04-19 11:13:30
○ 2017-02-05 07:48:48
● 2017-02-12 02:36:32
○ 2017-05-24 10:49:52
○ 2026-08-12 17:19:28

○A119.28.48.2382017-02-05 → 2017-02-12 · 5 obs

○ 2016-04-19 11:13:30
● 2017-02-05 07:48:48
● 2017-02-12 02:36:32
○ 2017-05-24 10:49:52
○ 2026-08-12 17:19:28

○A120.221.184.682026-07-30 → 2026-07-30 · 4 obs

○ 2026-07-22 09:06:36
● 2026-07-30 13:39:14
○ 2026-07-30 17:05:58
○ 2026-08-12 17:19:28

●A43.174.196.2292026-07-22 → 2026-08-12 · 5 obs

○ 2026-03-08 08:34:32
● 2026-07-22 09:06:36
○ 2026-07-30 13:39:14
● 2026-07-30 17:05:58
● 2026-08-12 17:19:28

○A58.217.178.2442026-07-30 → 2026-07-30 · 4 obs

○ 2026-07-22 09:06:36
● 2026-07-30 13:39:14
○ 2026-07-30 17:05:58
○ 2026-08-12 17:19:28

○CNAMEdnspod-vip3.mydnspod.net2015-06-17 → 2017-07-19 · 4 obs

● 2015-06-17 14:35:22
● 2017-07-19 13:52:20
○ 2018-05-02 08:57:16
○ 2026-08-12 17:19:28

○CNAMEimooc.com.eo.dnse2.com2026-03-08 → 2026-06-26 · 6 obs

○ 2021-01-11 00:33:36
● 2026-03-08 08:34:32
○ 2026-06-26 08:51:34
● 2026-06-26 12:32:24
○ 2026-07-22 09:06:36
○ 2026-08-12 17:19:28

○CNAMEpg1.imooc.com2018-05-02 → 2021-01-11 · 5 obs

○ 2017-07-19 13:52:20
● 2018-05-02 08:57:16
● 2021-01-11 00:33:36
○ 2026-03-08 08:34:32
○ 2026-08-12 17:19:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
imooc.com	ns3.dnsv4.com, ns4.dnsv4.com	18 records

✅ Authoritative Response

Server:1.12.0.23

NS records: ns3.dnsv4.com, ns4.dnsv4.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for imooc.com (unsigned zone)

⏱️ Timing

Total: 1525ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`43.174.196.229`
NS	2	`ns4.dnsv4.com, ns3.dnsv4.com`
MX	2	`mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10)`
TXT	1	`v=spf1 include:spf.mail.qq.com ~all`
SOA	1	`ns3.dnsv4.com enterprise2dnsadmin.dnspod`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (ns3.dnsv4.com, ns3.dnsv4.com, ns3.dnsv4.com...)

Analysis

Hierarchy

imooc.com is a parent domain; its children include pg_img.imooc.com, class.imooc.com, coding.imooc.com, www.imooc.com, moco.imooc.com and a few other host names.

IP Addresses

imooc.com directs to one IP number, which is 43.174.196.229.

imooc.com.eo.dnse2.com and class.imooc.com.eo.dnse2.com, along with other host names, share IP addresses with imooc.com.

Name Servers

DNS delegation for imooc.com points to two name servers: ns3.dnsv4.com and ns4.dnsv4.com.

imooc.com has the same name server delegation as a number of other domains, such as wemeet.com, mvbox.cn, ajkdns2.com and two more.

imooc.com partially shares its NS delegation with several other domains, including 31huiyi.com, mistyiko.cn, t4.com and two others.

The name servers vip3.alidns.com, vip4.alidns.com, ns3.dnsv3.com and ns4.dnsv3.com are often found in use alongside these name servers.

Host names resolving to 10 IP numbers:

ns4.dnsv4.com has IP addresses 1.12.0.23, 1.12.0.26 and 43.130.172.54, plus 7 other.

Host names resolving to 8 IP numbers:

ns3.dnsv4.com has IP addresses 1.12.0.24, 1.12.0.25 and 1.13.76.53, plus 5 other.

Mail Servers

The MX records for imooc.com point to two mail servers: mxbiz1.qq.com and mxbiz2.qq.com.

imooc.com has the same mail server arrangement as a number of other domains, for example gsthardware.com, ciontek.com, lemoncleaningtool.com and two more.

At least a portion of imooc.com's mail servers are also used by other domains, for example wuyuantools.com.