`raythink-tech.com`

DNSSEC	⚠️ Not signed
A	35.215.70.215^{🇺🇸 Google35.215.64.0/18}
		PTR	`215.70.215.35.bc.googleusercontent.com`
NS	`dns3.hichina.com` ⭐
		A	2408:4009:501::11^{🇨🇳 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	`dns4.hichina.com`
		A	2408:4009:501::12^{🇨🇳 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,}
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	`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}
TXT	`v=spf1 +include:_netblocks.m.feishu.cn -all`
TXT	`verification-code-site-App_feishu=tLNUWe1yEFHHYJCP7mpz`
TXT	`verification-code-site-App_feishu=ZY1K0niBb8WDZXWb30hI`
SOA	`dns3.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=1778559236

Same first word

raythink-tech.com

DNS History

9 records (6 active, 3 former)

●NSdns3.hichina.com2026-05-04 → 2026-05-12 · 3 obs

○ 2019-12-15 12:28:58
● 2026-05-04 21:01:30
● 2026-05-12 04:15:12

●NSdns4.hichina.com2026-05-04 → 2026-05-12 · 3 obs

○ 2019-12-15 12:28:58
● 2026-05-04 21:01:30
● 2026-05-12 04:15:12

○NSns27.domaincontrol.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 12:28:58
○ 2026-05-04 21:01:30
○ 2026-05-12 04:15:12

○NSns28.domaincontrol.com2019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 12:28:58
○ 2026-05-04 21:01:30
○ 2026-05-12 04:15:12

●MXmx1.feishu.cn2026-05-04 → 2026-05-12 · 2 obs

● 2026-05-04 21:01:30
● 2026-05-12 04:15:12

●MXmx2.feishu.cn2026-05-04 → 2026-05-12 · 2 obs

● 2026-05-04 21:01:30
● 2026-05-12 04:15:12

●MXmx3.feishu.cn2026-05-04 → 2026-05-12 · 2 obs

● 2026-05-04 21:01:30
● 2026-05-12 04:15:12

●A35.215.70.2152026-05-04 → 2026-05-12 · 3 obs

○ 2019-12-15 12:28:58
● 2026-05-04 21:01:30
● 2026-05-12 04:15:12

○A50.63.202.632019-12-15 → 2019-12-15 · 3 obs

● 2019-12-15 12:28:58
○ 2026-05-04 21:01:30
○ 2026-05-12 04:15:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
raythink-tech.com	dns3.hichina.com, dns4.hichina.com	18 records

✅ Authoritative Response

Server:120.76.107.44

NS records: dns3.hichina.com, dns4.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for raythink-tech.com (unsigned zone)

⏱️ Timing

Total: 3498ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`35.215.70.215`
NS	2	`dns3.hichina.com, dns4.hichina.com`
MX	3	`mx3.feishu.cn (pri: 10), mx1.feishu.cn (pri: 1)...`
TXT	3	`verification-code-site-App_feishu=ZY1K0n, v=spf1 +include:_netblocks.m.feishu.cn -...`
SOA	1	`dns3.hichina.com hostmaster.hichina.com`

📌 Glue Records Collected

Total: 18

Out-of-bailiwick: 18 (dns3.hichina.com, dns3.hichina.com, dns3.hichina.com...)

Analysis

IP Addresses

raythink-tech.com points to an IP address: 35.215.70.215.

Other host names, for instance clslights.com, share IP numbers with raythink-tech.com.

Name Servers

Two name servers dns3.hichina.com and dns4.hichina.com handle the delegation for raythink-tech.com.

raythink-tech.com shares the same name server setup as other domains, for instance militaryslipring.com, sj35.cn, sdhb-lkkj.com, czrjdz.com and zxc.com.cn.

raythink-tech.com at least partially shares name servers with other domains, for instance chny.net, calre.cn, getoneme.com, pi-shop.com and 4i2.com.

These name servers are commonly used with the following: expirens3.hichina.com, expirens4.hichina.com, ns1.alidns.com and ns2.alidns.com.

Host names with nine IP numbers:

dns3.hichina.com points to: 2408:4009:501::11, 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.

dns4.hichina.com points to: 2408:4009:501::12, 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

Three mail servers handle raythink-tech.com: mx1.feishu.cn, mx2.feishu.cn and mx3.feishu.cn.

raythink-tech.com shares at least partially some mail servers with other domains, for instance nxrmt.com, mttop.cn, wyvip.net, mariedalgar.com and hgj.net.