`kuohaitech.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:5b3c^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:a77b^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.91.60^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.167.123^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jewel.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26ab^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jewel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2ab^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jewel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22ab^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jewel.ns.cloudflare.com`
		A	108.162.194.171^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jewel.ns.cloudflare.com`
		A	162.159.38.171^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jewel.ns.cloudflare.com`
		A	172.64.34.171^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jewel.ns.cloudflare.com`
NS	`kevin.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bbf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kevin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1bf^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kevin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21bf^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kevin.ns.cloudflare.com`
		A	108.162.193.191^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kevin.ns.cloudflare.com`
		A	172.64.33.191^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kevin.ns.cloudflare.com`
		A	173.245.59.191^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kevin.ns.cloudflare.com`
MX	`mx1.qiye.aliyun.com` ⭐
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
MX	`mx2.qiye.aliyun.com`⁽¹⁰⁾
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
MX	`mx3.qiye.aliyun.com`⁽¹⁵⁾
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
TXT	`google-site-verification=_Prj0LUy_Op5pTD4S85j-5B0cg0_TazR47vo2rtQYQE`
TXT	`v=spf1 include:spf.qiye.aliyun.com -all`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.21.91.60, 172.67.167.123
		IPv6 hints	2606:4700:3031::6815:5b3c, 2606:4700:3033::ac43:a77b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=238, name=cloudflare-ech.com
SOA	`jewel.ns.cloudflare.com`dns@cloudflare.com serial=2409805575

`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=1784700907

Subdomains

www.kuohaitech.com

Same first word

kuohaitech.com

DNS History

15 records (9 active, 6 former)

●NSjewel.ns.cloudflare.com2026-06-10 → 2026-07-22 · 2 obs

● 2026-06-10 16:35:16
● 2026-07-22 06:27:06

●NSkevin.ns.cloudflare.com2026-06-10 → 2026-07-22 · 2 obs

● 2026-06-10 16:35:16
● 2026-07-22 06:27:06

●MXmx1.qiye.aliyun.com2026-06-10 → 2026-07-22 · 2 obs

● 2026-06-10 16:35:16
● 2026-07-22 06:27:06

●MXmx2.qiye.aliyun.com2026-06-10 → 2026-07-22 · 2 obs

● 2026-06-10 16:35:16
● 2026-07-22 06:27:06

●MXmx3.qiye.aliyun.com2026-06-10 → 2026-07-22 · 2 obs

● 2026-06-10 16:35:16
● 2026-07-22 06:27:06

●A104.21.91.602026-06-10 → 2026-07-22 · 4 obs

● 2026-06-10 16:35:16
○ 2026-06-13 10:00:40
● 2026-07-22 06:27:04
● 2026-07-22 06:27:06

●A172.67.167.1232026-06-10 → 2026-07-22 · 4 obs

● 2026-06-10 16:35:16
○ 2026-06-13 10:00:40
● 2026-07-22 06:27:04
● 2026-07-22 06:27:06

○A188.114.96.02026-06-13 → 2026-06-13 · 4 obs

○ 2026-06-10 16:35:16
● 2026-06-13 10:00:40
○ 2026-07-22 06:27:04
○ 2026-07-22 06:27:06

○A188.114.97.02026-06-13 → 2026-06-13 · 4 obs

○ 2026-06-10 16:35:16
● 2026-06-13 10:00:40
○ 2026-07-22 06:27:04
○ 2026-07-22 06:27:06

●A2606:4700:3031::6815:5b3c2026-07-22 → 2026-07-22 · 3 obs

○ 2026-06-13 10:00:40
● 2026-07-22 06:27:04
● 2026-07-22 06:27:06

○A2606:4700:3032::ac43:a77b2026-06-10 → 2026-06-10 · 3 obs

● 2026-06-10 16:35:16
○ 2026-06-13 10:00:40
○ 2026-07-22 06:27:06

●A2606:4700:3033::ac43:a77b2026-07-22 → 2026-07-22 · 3 obs

○ 2026-06-13 10:00:40
● 2026-07-22 06:27:04
● 2026-07-22 06:27:06

○A2606:4700:3035::6815:5b3c2026-06-10 → 2026-06-10 · 3 obs

● 2026-06-10 16:35:16
○ 2026-06-13 10:00:40
○ 2026-07-22 06:27:06

○A2a06:98c1:3120::2026-06-13 → 2026-06-13 · 4 obs

○ 2026-06-10 16:35:16
● 2026-06-13 10:00:40
○ 2026-07-22 06:27:04
○ 2026-07-22 06:27:06

○A2a06:98c1:3121::2026-06-13 → 2026-06-13 · 4 obs

○ 2026-06-10 16:35:16
● 2026-06-13 10:00:40
○ 2026-07-22 06:27:04
○ 2026-07-22 06:27:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
kuohaitech.com	kevin.ns.cloudflare.com, jewel.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:172.64.33.191

NS records: kevin.ns.cloudflare.com, jewel.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kuohaitech.com (unsigned zone)

⏱️ Timing

Total: 176ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.91.60, 172.67.167.123`
AAAA	2	`2606:4700:3031::6815:5b3c, 2606:4700:3033::ac43:a77b`
NS	2	`jewel.ns.cloudflare.com, kevin.ns.cloudflare.com`
MX	3	`mx2.qiye.aliyun.com (pri: 10), mx3.qiye.aliyun.com (pri: 15)...`
TXT	2	`google-site-verification=_Prj0LUy_Op5pTD, v=spf1 include:spf.qiye.aliyun.com -all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`jewel.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (kevin.ns.cloudflare.com, kevin.ns.cloudflare.com, kevin.ns.cloudflare.com...)

Analysis

Hierarchy

www.kuohaitech.com is a subdomain of kuohaitech.com.

IP Addresses

kuohaitech.com points to the four IP addresses 104.21.91.60, 172.67.167.123, 2606:4700:3031::6815:5b3c and 2606:4700:3033::ac43:a77b.

Additional host names — www.nextdigitalkey.com, 006999.vip, www.cicigunler.com and two others — share IP numbers with kuohaitech.com.

Name Servers

kuohaitech.com is delegated to two name servers: jewel.ns.cloudflare.com and kevin.ns.cloudflare.com.

kuohaitech.com shares its name server setup with other domains, including magnet-producer.com, fibchs.com, shandongglass-yt.com and two others.

The name servers of kuohaitech.com overlap at least partially with those of other domains — among them toyshunter.it, nbatoto.net, sakhtemoon-market.ir and two more.

The name servers matt.ns.cloudflare.com, lars.ns.cloudflare.com and colin.ns.cloudflare.com are commonly seen alongside these name servers.

Host names with 6 IP numbers:

jewel.ns.cloudflare.com resolves to 108.162.194.171, 162.159.38.171, 172.64.34.171 and 3 other IP addresses.

kevin.ns.cloudflare.com resolves to 108.162.193.191, 172.64.33.191, 173.245.59.191 and 3 other IP addresses.

Mail Servers

Mail for kuohaitech.com is routed through three mail servers — mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

kuohaitech.com shares mail servers — at least in part — with other domains, including coxes-fc.com, therapy-light.com, chipsall.com and two others.

The mail servers mxn.mxhichina.com and mxw.mxhichina.com are commonly paired with these mail servers.

Host names with two IP numbers:

mx3.qiye.aliyun.com points to 47.246.136.231 and 47.246.137.47.

Host names pointing to a single IP address:

mx1.qiye.aliyun.com points to 47.246.137.47.

mx2.qiye.aliyun.com points to 47.246.136.231.

mx3.qiye.aliyun.com and mx2.qiye.aliyun.com are host names that each point to 47.246.136.231 IP addresses.

mx3.qiye.aliyun.com and mx1.qiye.aliyun.com are host names that each point to 47.246.137.47 IP addresses.

kuohaitech.com - robtex.com

kuohaitech.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`kuohaitech.com`

`com`