ctuser.com - dns.ninja

`ctuser.com`

DNSSEC	⚠️ Not signed
A	47.79.77.248^{🇺🇸 Alibaba-Cloud47.79.72.0/21 Proxy-registered route object}
NS	`ns1.alidns.com` ⭐
		A	2408:4009:501::1^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.45^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.55^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.205^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.215^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.45^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.55^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.115^{🇨🇳 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	139.224.142.125^{🇨🇳 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	`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,}
SOA	`ns1.alidns.com`hostmaster@hichina.com 2026-04-14 #14

`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=1780659469

Same first word

ctuser.net

ctuser.com

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DNS History

17 records (4 active, 13 former)

○NSdns10.hichina.com2017-02-10 → 2018-09-20 · 5 obs

○ 2016-03-06 18:10:42
● 2017-02-10 22:12:52
● 2018-09-20 08:26:02
○ 2026-02-22 12:03:32
○ 2026-06-05 11:48:26

●NSdns7.hichina.com2026-02-22 → 2026-06-05 · 3 obs

○ 2018-09-20 08:26:02
● 2026-02-22 12:03:32
● 2026-06-05 11:48:26

●NSdns8.hichina.com2026-02-22 → 2026-06-05 · 3 obs

○ 2018-09-20 08:26:02
● 2026-02-22 12:03:32
● 2026-06-05 11:48:26

○NSdns9.hichina.com2017-02-10 → 2018-09-20 · 5 obs

○ 2016-03-06 18:10:42
● 2017-02-10 22:12:52
● 2018-09-20 08:26:02
○ 2026-02-22 12:03:32
○ 2026-06-05 11:48:26

●NSns1.alidns.com2026-05-18 → 2026-06-05 · 3 obs

○ 2026-02-22 12:03:32
● 2026-05-18 14:51:16
● 2026-06-05 11:48:26

○NSns61.domaincontrol.com2015-08-07 → 2015-11-23 · 4 obs

● 2015-08-07 09:54:56
● 2015-11-23 11:03:18
○ 2016-03-06 18:10:42
○ 2026-06-05 11:48:26

○NSns62.domaincontrol.com2015-08-07 → 2015-11-23 · 4 obs

● 2015-08-07 09:54:56
● 2015-11-23 11:03:18
○ 2016-03-06 18:10:42
○ 2026-06-05 11:48:26

○MXctuser-com.relay1a.spamh.com2015-08-07 → 2015-11-23 · 4 obs

● 2015-08-07 09:54:56
● 2015-11-23 11:03:18
○ 2016-03-06 18:10:42
○ 2026-06-05 11:48:26

○MXctuser-com.relay1b.spamh.com2015-08-07 → 2015-11-23 · 4 obs

● 2015-08-07 09:54:56
● 2015-11-23 11:03:18
○ 2016-03-06 18:10:42
○ 2026-06-05 11:48:26

○MXctuser-com.relay1c.spamh.com2015-08-07 → 2015-11-23 · 4 obs

● 2015-08-07 09:54:56
● 2015-11-23 11:03:18
○ 2016-03-06 18:10:42
○ 2026-06-05 11:48:26

○MXmxbiz1.qq.com2017-02-10 → 2026-02-22 · 5 obs

○ 2016-03-06 18:10:42
● 2017-02-10 22:12:52
● 2026-02-22 12:03:32
○ 2026-05-18 14:51:16
○ 2026-06-05 11:48:26

○MXmxbiz2.qq.com2017-02-10 → 2026-02-22 · 5 obs

○ 2016-03-06 18:10:42
● 2017-02-10 22:12:52
● 2026-02-22 12:03:32
○ 2026-05-18 14:51:16
○ 2026-06-05 11:48:26

○A122.10.94.1772017-02-10 → 2017-02-10 · 4 obs

○ 2016-03-06 18:10:42
● 2017-02-10 22:12:52
○ 2018-09-20 08:26:02
○ 2026-06-05 11:48:26

○A47.75.142.1142018-09-20 → 2018-09-20 · 4 obs

○ 2017-02-10 22:12:52
● 2018-09-20 08:26:02
○ 2026-02-22 12:03:32
○ 2026-06-05 11:48:26

●A47.79.77.2482026-05-18 → 2026-06-05 · 3 obs

○ 2026-02-22 12:03:32
● 2026-05-18 14:51:16
● 2026-06-05 11:48:26

○A67.21.169.1002015-08-07 → 2015-11-23 · 4 obs

● 2015-08-07 09:54:56
● 2015-11-23 11:03:18
○ 2016-03-06 18:10:42
○ 2026-06-05 11:48:26

○CNAMEu195771.wds168.cn2026-02-22 → 2026-02-22 · 3 obs

● 2026-02-22 12:03:32
○ 2026-05-18 14:51:16
○ 2026-06-05 11:48:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, i.gtld-servers.net...	-
ctuser.com	dns7.hichina.com, dns8.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.43

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctuser.com (unsigned zone)

⏱️ Timing

Total: 992ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`47.79.77.248`
NS	2	`dns7.hichina.com, dns8.hichina.com`
SOA	1	`ns1.alidns.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

ctuser.com directs to one IP number, which is 47.79.77.248.

Name Servers

ctuser.com carries NS records delegating to ns1.alidns.com, dns7.hichina.com and dns8.hichina.com.

The name servers of ctuser.com overlap at least partially with those of other domains — among them keantech.com, db5c93bec1019.beer, rebet.net and two more.

These name servers tend to co-occur with ns2.alidns.com, ns7.alidns.com, ns8.alidns.com and six other name servers.

Host names resolving to 9 IP numbers:

ns1.alidns.com directs to 39.96.153.45, 39.96.153.55 and 47.118.199.205 among its IP addresses, with six other addresses beyond those.

dns7.hichina.com directs to 39.96.153.43, 39.96.153.63 and 47.118.199.203 among its IP addresses, with six other addresses beyond those.

dns8.hichina.com directs to 39.96.153.44, 39.96.153.54 and 47.118.199.204 among its IP addresses, with six other addresses beyond those.