`ywcct.com`

DNSSEC	⚠️ Not signed
A	36.134.3.78^{🇨🇳 CMNET-Zhejiang-AP36.134.3.0/24 CMI (Customer Route)}
NS	`dns17.hichina.com` ⭐
		A	2408:4009:501::25^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.40^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.60^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.200^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.220^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.40^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.60^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.100^{🇨🇳 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	139.224.142.110^{🇨🇳 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	`dns18.hichina.com`
		A	2408:4009:501::26^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.38^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.61^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.198^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.222^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.38^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.61^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.98^{🇨🇳 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	139.224.142.108^{🇨🇳 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	`mail.ywcct.com` ⭐
		A	36.134.3.78^{🇨🇳 CMNET-Zhejiang-AP36.134.3.0/24 CMI (Customer Route)}
TXT	`v=spf1 ip4:36.134.3.78`
SOA	`dns17.hichina.com`hostmaster@hichina.com 2026-01-12 #9

`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=1777029351

Subdomains

www.ywcct.com

mail.ywcct.com

Same first word

ywcct.com

Similar names

ywctc.com

twycc.org.tw

wtccy.org

ytccw.com

ctwyc.com

ytwcc.com

yccwt.com

ywtcc.com

DNS History

6 records (4 active, 2 former)

●NSdns17.hichina.com2015-07-11 → 2026-04-24 · 2 obs

● 2015-07-11 21:51:00
● 2026-04-24 11:19:54

●NSdns18.hichina.com2015-07-11 → 2026-04-24 · 2 obs

● 2015-07-11 21:51:00
● 2026-04-24 11:19:54

●MXmail.ywcct.com2026-02-22 → 2026-04-24 · 3 obs

○ 2018-10-21 08:50:18
● 2026-02-22 13:13:24
● 2026-04-24 11:19:54

○MXmx.ym.163.com2015-07-11 → 2018-10-21 · 4 obs

● 2015-07-11 21:51:00
● 2018-10-21 08:50:18
○ 2026-02-22 13:13:24
○ 2026-04-24 11:19:54

○A174.139.51.1142015-07-11 → 2015-11-25 · 4 obs

● 2015-07-11 21:51:00
● 2015-11-25 05:34:08
○ 2016-06-19 13:20:00
○ 2026-04-24 11:19:54

●A36.134.3.782026-02-22 → 2026-04-24 · 3 obs

○ 2016-06-19 13:20:00
● 2026-02-22 13:13:24
● 2026-04-24 11:19:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ywcct.com	dns17.hichina.com, dns18.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.40

NS records: dns17.hichina.com, dns18.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ywcct.com (unsigned zone)

⏱️ Timing

Total: 4162ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`36.134.3.78`
NS	2	`dns17.hichina.com, dns18.hichina.com`
MX	1	`mail.ywcct.com (pri: 10)`
TXT	1	`v=spf1 ip4:36.134.3.78`
SOA	1	`dns17.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns17.hichina.com, dns17.hichina.com, dns17.hichina.com...)

Analysis

Hierarchy

ywcct.com is the parent of www.ywcct.com and mail.ywcct.com.

IP Addresses

ywcct.com points to an IP address: 36.134.3.78.

Other host names, for instance www.ywcct.com and mail.ywcct.com, share IP numbers with ywcct.com.

Name Servers

Two name servers dns17.hichina.com and dns18.hichina.com handle the delegation for ywcct.com.

ywcct.com shares the same name server setup as other domains, for instance zmqn.cn, aokulp.com, haohaohunjia.com, 8dac.net and urshare.net.

ywcct.com at least partially shares name servers with other domains, including qrooo.com and lyohidu.cn.

These name servers are commonly used with expirens3.hichina.com and expirens4.hichina.com.

Host names with nine IP numbers:

dns17.hichina.com points to: 2408:4009:501::25, 39.96.153.40, 39.96.153.60, 47.118.199.200, 47.118.199.220, 120.76.107.40, 120.76.107.60, 139.224.142.100 and 139.224.142.110.

dns18.hichina.com points to: 2408:4009:501::26, 39.96.153.38, 39.96.153.61, 47.118.199.198, 47.118.199.222, 120.76.107.38, 120.76.107.61, 139.224.142.98 and 139.224.142.108.

Mail Servers

ywcct.com is handled by a single mail server, mail.ywcct.com.

The host name mail.ywcct.com points to IP 36.134.3.78.

ywcct.com - robtex.com

ywcct.com

com