`zuokedu.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:287b^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:97a5^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.40.123^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.151.165^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`amanda.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a3f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c03f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amanda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:203f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amanda.ns.cloudflare.com`
		A	108.162.192.63^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
		A	172.64.32.63^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
		A	173.245.58.63^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
NS	`colin.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c4b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c34b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`colin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:234b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`colin.ns.cloudflare.com`
		A	108.162.195.75^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colin.ns.cloudflare.com`
		A	162.159.44.75^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colin.ns.cloudflare.com`
		A	172.64.35.75^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colin.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.40.123, 172.67.151.165
		IPv6 hints	2606:4700:3032::6815:287b, 2606:4700:3033::ac43:97a5
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=19, name=cloudflare-ech.com
SOA	`amanda.ns.cloudflare.com`dns@cloudflare.com serial=2409268739

`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=1784394567

Same first word

zuokedu.com

DNS History

17 records (6 active, 11 former)

●NSamanda.ns.cloudflare.com2026-05-17 → 2026-07-18 · 3 obs

○ 2017-12-05 01:12:56
● 2026-05-17 03:11:28
● 2026-07-18 17:33:52

●NScolin.ns.cloudflare.com2026-05-17 → 2026-07-18 · 3 obs

○ 2017-12-05 01:12:56
● 2026-05-17 03:11:28
● 2026-07-18 17:33:52

○NSdns10.hichina.com2016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 03:11:56
○ 2017-12-05 01:12:56
○ 2026-07-18 17:33:52

○NSdns9.hichina.com2016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 03:11:56
○ 2017-12-05 01:12:56
○ 2026-07-18 17:33:52

○NSns1.dns.com2017-12-05 → 2017-12-05 · 4 obs

○ 2016-12-14 03:11:56
● 2017-12-05 01:12:56
○ 2026-05-17 03:11:28
○ 2026-07-18 17:33:52

○MXmxn.mxhichina.com2016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 03:11:56
○ 2017-12-05 01:12:56
○ 2026-07-18 17:33:52

○MXmxw.mxhichina.com2016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 03:11:56
○ 2017-12-05 01:12:56
○ 2026-07-18 17:33:52

●A104.21.40.1232026-05-17 → 2026-07-18 · 6 obs

○ 2017-12-05 01:12:56
● 2026-05-17 03:11:28
● 2026-06-08 08:10:48
○ 2026-06-19 14:28:24
● 2026-06-20 11:31:56
● 2026-07-18 17:33:52

●A172.67.151.1652026-05-17 → 2026-07-18 · 6 obs

○ 2017-12-05 01:12:56
● 2026-05-17 03:11:28
● 2026-06-08 08:10:48
○ 2026-06-19 14:28:24
● 2026-06-20 11:31:56
● 2026-07-18 17:33:52

○A188.114.96.02026-06-19 → 2026-06-19 · 4 obs

○ 2026-06-08 08:10:48
● 2026-06-19 14:28:24
○ 2026-06-20 11:31:56
○ 2026-07-18 17:33:52

○A188.114.97.02026-06-19 → 2026-06-19 · 4 obs

○ 2026-06-08 08:10:48
● 2026-06-19 14:28:24
○ 2026-06-20 11:31:56
○ 2026-07-18 17:33:52

○A23.235.172.1972017-12-05 → 2017-12-05 · 3 obs

● 2017-12-05 01:12:56
○ 2026-05-17 03:11:28
○ 2026-07-18 17:33:52

●A2606:4700:3032::6815:287b2026-05-17 → 2026-07-18 · 6 obs

○ 2017-12-05 01:12:56
● 2026-05-17 03:11:28
● 2026-06-08 08:10:48
○ 2026-06-19 14:28:24
● 2026-06-20 11:31:56
● 2026-07-18 17:33:52

●A2606:4700:3033::ac43:97a52026-06-20 → 2026-07-18 · 3 obs

○ 2026-06-19 14:28:24
● 2026-06-20 11:31:56
● 2026-07-18 17:33:52

○A2606:4700:3037::ac43:97a52026-05-17 → 2026-06-08 · 5 obs

○ 2017-12-05 01:12:56
● 2026-05-17 03:11:28
● 2026-06-08 08:10:48
○ 2026-06-19 14:28:24
○ 2026-07-18 17:33:52

○A2a06:98c1:3120::2026-06-19 → 2026-06-19 · 4 obs

○ 2026-06-08 08:10:48
● 2026-06-19 14:28:24
○ 2026-06-20 11:31:56
○ 2026-07-18 17:33:52

○A2a06:98c1:3121::2026-06-19 → 2026-06-19 · 4 obs

○ 2026-06-08 08:10:48
● 2026-06-19 14:28:24
○ 2026-06-20 11:31:56
○ 2026-07-18 17:33:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
zuokedu.com	amanda.ns.cloudflare.com, colin.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.63

NS records: amanda.ns.cloudflare.com, colin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zuokedu.com (unsigned zone)

⏱️ Timing

Total: 117ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.40.123, 172.67.151.165`
AAAA	2	`2606:4700:3032::6815:287b, 2606:4700:3033::ac43:97a5`
NS	2	`amanda.ns.cloudflare.com, colin.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`amanda.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

zuokedu.com directs to four IP numbers, which are 104.21.40.123, 172.67.151.165, 2606:4700:3032::6815:287b and 2606:4700:3033::ac43:97a5.

Among the host names that share IP numbers with zuokedu.com are www.fsatoronto.com, fbappsrv.nl, trendbeat.world and two others.

Name Servers

zuokedu.com is delegated to two name servers: amanda.ns.cloudflare.com and colin.ns.cloudflare.com.

zuokedu.com has the same name server delegation as a number of other domains, such as qingduoedu.com, wdcxg.com, 1800adwords.com and two more.

There is at least partial name server overlap between zuokedu.com and other domains — aircarehealth.com, codemilo.ir, jewellimplement.com and two more among them.

These name servers are routinely deployed together with the name servers andy.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

amanda.ns.cloudflare.com resolves to 108.162.192.63, 172.64.32.63, 173.245.58.63 and 3 other IP addresses.

colin.ns.cloudflare.com resolves to 108.162.195.75, 162.159.44.75, 172.64.35.75 and 3 other IP addresses.

zuokedu.com - robtex.com

zuokedu.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`zuokedu.com`

`com`