`cyuai.com`

DNSSEC	⚠️ Not signed
A	203.107.45.167^{🇨🇳 Alibaba-Cloud203.107.45.0/24 Alibaba (US) Technology Co., Ltd.}
		PTR	`catl.com`
NS	`dns13.hichina.com` ⭐
		A	2408:4009:501::21^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.42^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.52^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.202^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.212^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.42^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.52^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.112^{🇨🇳 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	139.224.142.122^{🇨🇳 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	`dns14.hichina.com`
		A	2408:4009:501::22^{🇨🇳 Alibaba-Cloud2408:4009:501::/48}
		A	39.96.153.41^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	39.96.153.51^{🇨🇳 Alibaba-Cloud39.96.0.0/14 CT BeiJing IDC}
		A	47.118.199.201^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	47.118.199.211^{🇨🇳 Alibaba-Cloud47.118.128.0/17 Alibaba (US) Technology Co., Ltd.}
		A	120.76.107.41^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	120.76.107.51^{🇨🇳 Alibaba-Cloud120.76.0.0/17}
		A	139.224.142.111^{🇨🇳 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	139.224.142.121^{🇨🇳 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	`mx1.feishu.cn` ⭐
		A	52.220.106.220^{🇸🇬 Amazon52.220.0.0/15 SIN prefix}
			PTR	`ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com`
MX	`mx2.feishu.cn`⁽⁵⁾
		A	101.126.58.225^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.229.0^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
MX	`mxbiz1.qq.com`⁽⁵⁾
MX	`mx3.feishu.cn`⁽¹⁰⁾
		A	52.220.106.220^{🇸🇬 Amazon52.220.0.0/15 SIN prefix}
			PTR	`ec2-52-220-106-220.ap-southeast-1.compute.amazonaws.com`
		A	101.126.58.225^{🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
		A	122.14.229.0^{🇨🇳 CHINAMOBILE-CN122.14.224.0/20}
MX	`mxbiz2.qq.com`⁽¹⁰⁾
TXT	`verification-code-site-App_feishu=8hXhMCKp5J6OV5QXBLFW`
TXT	`v=spf1 +include:_netblocks.m.feishu.cn -all`
SOA	`dns13.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=1778454341

Same first word

cyuai.com

Similar names

icuya.com

ycuai.com

cuayi.top

cuiya.com

cuiya.cn

yucai.com.sg

caiyu.com

uycai.com

yucai.org

yucai.de

yucai.cn

caiyu.me

iyuca.com

auyci.com

yuica.com

yucai.sh.cn

yucai.net.cn

DNS History

8 records (8 active, 0 former)

●NSdns13.hichina.com2026-04-30 → 2026-05-10 · 2 obs

● 2026-04-30 19:52:58
● 2026-05-10 23:24:24

●NSdns14.hichina.com2026-04-30 → 2026-05-10 · 2 obs

● 2026-04-30 19:52:58
● 2026-05-10 23:24:24

●MXmx1.feishu.cn2026-04-30 → 2026-05-10 · 2 obs

● 2026-04-30 19:52:58
● 2026-05-10 23:24:24

●MXmx2.feishu.cn2026-04-30 → 2026-05-10 · 2 obs

● 2026-04-30 19:52:58
● 2026-05-10 23:24:24

●MXmx3.feishu.cn2026-04-30 → 2026-05-10 · 2 obs

● 2026-04-30 19:52:58
● 2026-05-10 23:24:24

●MXmxbiz1.qq.com2026-04-30 → 2026-05-10 · 2 obs

● 2026-04-30 19:52:58
● 2026-05-10 23:24:24

●MXmxbiz2.qq.com2026-04-30 → 2026-05-10 · 2 obs

● 2026-04-30 19:52:58
● 2026-05-10 23:24:24

●A203.107.45.1672026-04-30 → 2026-05-10 · 2 obs

● 2026-04-30 19:52:58
● 2026-05-10 23:24:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, f.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net...	-
cyuai.com	dns13.hichina.com, dns14.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.41

NS records: dns13.hichina.com, dns14.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cyuai.com (unsigned zone)

⏱️ Timing

Total: 529ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`203.107.45.167`
NS	2	`dns13.hichina.com, dns14.hichina.com`
MX	5	`mx3.feishu.cn (pri: 10), mxbiz2.qq.com (pri: 10)...`
TXT	2	`verification-code-site-App_feishu=8hXhMC, v=spf1 +include:_netblocks.m.feishu.cn -`
SOA	1	`dns13.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns13.hichina.com, dns13.hichina.com, dns13.hichina.com...)

Analysis

IP Addresses

cyuai.com points to IP number 203.107.45.167.

For instance, other host names hdmhealth.com, ihuashi.cn, jiemeizhuangshi.com, flddl.com and hrtn.net share IP numbers with cyuai.com.

Name Servers

cyuai.com is delegated to two name servers: dns13.hichina.com and dns14.hichina.com.

cyuai.com uses the same name server setup as other domains such as partners-auto.com, mkttracking.com, wjb2b.com, linhuai.net and mclpanel.com.

cyuai.com shares name servers with other domains at least partially, for example artxun.com, nqls.net, 3dpassive.com, njito.com and laoxianglaile.com.

These name servers are commonly used alongside expirens3.hichina.com, expirens4.hichina.com, dns29.hichina.com, dns30.hichina.com, ns3.dnsv3.com and ns4.dnsv3.com.

Host names with nine IP numbers:

dns13.hichina.com points to: 2408:4009:501::21, 39.96.153.42, 39.96.153.52, 47.118.199.202, 47.118.199.212, 120.76.107.42, 120.76.107.52, 139.224.142.112 and 139.224.142.122.

dns14.hichina.com points to: 2408:4009:501::22, 39.96.153.41, 39.96.153.51, 47.118.199.201, 47.118.199.211, 120.76.107.41, 120.76.107.51, 139.224.142.111 and 139.224.142.121.

Mail Servers

Five mail servers handle cyuai.com: mx1.feishu.cn, mx2.feishu.cn, mx3.feishu.cn, mxbiz1.qq.com and mxbiz2.qq.com.

cyuai.com shares mail servers with other domains at least partially; for instance njlaikun.com, indoorun.com, 20050828.xyz, thinksub.com and zylmk.com.