`ycgjedu.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:c2f0^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:5a2b^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.90.43^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.194.240^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`nova.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2681^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nova.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c281^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nova.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2281^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nova.ns.cloudflare.com`
		A	108.162.194.129^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nova.ns.cloudflare.com`
		A	162.159.38.129^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nova.ns.cloudflare.com`
		A	172.64.34.129^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nova.ns.cloudflare.com`
NS	`rudy.ns.cloudflare.com`
		A	2606:4700:58::adf5:3be5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rudy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rudy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rudy.ns.cloudflare.com`
		A	108.162.193.229^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rudy.ns.cloudflare.com`
		A	172.64.33.229^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rudy.ns.cloudflare.com`
		A	173.245.59.229^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rudy.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.90.43, 172.67.194.240
		IPv6 hints	2606:4700:3033::ac43:c2f0, 2606:4700:3037::6815:5a2b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=163, name=cloudflare-ech.com
SOA	`nova.ns.cloudflare.com`dns@cloudflare.com serial=2396387967

`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=1775953622

Same first word

ycgjedu.com

DNS History

12 records (6 active, 6 former)

○NSf1g1ns1.dnspod.net2015-07-03 → 2016-01-24 · 4 obs

● 2015-07-03 08:25:32
● 2016-01-24 01:51:38
○ 2016-04-14 07:40:12
○ 2026-04-12 00:32:50

○NSf1g1ns2.dnspod.net2015-07-03 → 2016-01-24 · 4 obs

● 2015-07-03 08:25:32
● 2016-01-24 01:51:38
○ 2016-04-14 07:40:12
○ 2026-04-12 00:32:50

●NSnova.ns.cloudflare.com2026-03-26 → 2026-04-12 · 3 obs

○ 2018-11-20 16:41:54
● 2026-03-26 04:24:28
● 2026-04-12 00:32:50

○NSns5.dnsdun.com2018-11-20 → 2018-11-20 · 4 obs

○ 2016-04-14 07:40:12
● 2018-11-20 16:41:54
○ 2026-03-26 04:24:28
○ 2026-04-12 00:32:50

○NSns5.dnsdun.net2018-11-20 → 2018-11-20 · 4 obs

○ 2016-04-14 07:40:12
● 2018-11-20 16:41:54
○ 2026-03-26 04:24:28
○ 2026-04-12 00:32:50

●NSrudy.ns.cloudflare.com2026-03-26 → 2026-04-12 · 3 obs

○ 2018-11-20 16:41:54
● 2026-03-26 04:24:28
● 2026-04-12 00:32:50

●A104.21.90.432026-03-26 → 2026-04-12 · 3 obs

○ 2018-11-20 16:41:54
● 2026-03-26 04:24:28
● 2026-04-12 00:32:50

○A108.186.133.2122015-07-03 → 2016-01-24 · 4 obs

● 2015-07-03 08:25:32
● 2016-01-24 01:51:38
○ 2016-04-14 07:40:12
○ 2026-04-12 00:32:50

●A172.67.194.2402026-03-26 → 2026-04-12 · 3 obs

○ 2018-11-20 16:41:54
● 2026-03-26 04:24:28
● 2026-04-12 00:32:50

○A23.110.232.2272018-11-20 → 2018-11-20 · 4 obs

○ 2016-04-14 07:40:12
● 2018-11-20 16:41:54
○ 2026-03-26 04:24:28
○ 2026-04-12 00:32:50

●A2606:4700:3033::ac43:c2f02026-03-26 → 2026-04-12 · 3 obs

○ 2018-11-20 16:41:54
● 2026-03-26 04:24:28
● 2026-04-12 00:32:50

●A2606:4700:3037::6815:5a2b2026-03-26 → 2026-04-12 · 3 obs

○ 2018-11-20 16:41:54
● 2026-03-26 04:24:28
● 2026-04-12 00:32:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net...	-
ycgjedu.com	rudy.ns.cloudflare.com, nova.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.229

NS records: rudy.ns.cloudflare.com, nova.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ycgjedu.com (unsigned zone)

⏱️ Timing

Total: 142ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.194.240, 104.21.90.43`
AAAA	2	`2606:4700:3033::ac43:c2f0, 2606:4700:3037::6815:5a2b`
NS	2	`nova.ns.cloudflare.com, rudy.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`nova.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

ycgjedu.com maps to four IP numbers: 2606:4700:3033::ac43:c2f0, 2606:4700:3037::6815:5a2b, 104.21.90.43 and 172.67.194.240.

Other host names such as downall.casa, themingisprose.com, millers-movers.com, mycup.me and flareridgegw.ru share IPs with ycgjedu.com.

Name Servers

Two name servers nova.ns.cloudflare.com and rudy.ns.cloudflare.com handle the delegation for ycgjedu.com.

ycgjedu.com shares the same name server setup as other domains, for example zhtou.com, xjcbjy.com, dlxfc.com, mchindia.com and jsjutian.com.

ycgjedu.com at least partially shares name servers with other domains, for example 7e5e.live, xemphim(0x736578).pro, reaper-racing.com, bazbaran.net and avshow.cc.

these name servers are commonly used alongside rommy.ns.cloudflare.com name servers.

Host names with six IP numbers:

nova.ns.cloudflare.com points to 2606:4700:50::a29f:2681, 2803:f800:50::6ca2:c281, 2a06:98c1:50::ac40:2281, 108.162.194.129, 162.159.38.129 and 172.64.34.129.

rudy.ns.cloudflare.com points to 2606:4700:58::adf5:3be5, 2803:f800:50::6ca2:c1e5, 2a06:98c1:50::ac40:21e5, 108.162.193.229, 172.64.33.229 and 173.245.59.229.

ycgjedu.com - robtex.com

ycgjedu.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

`ycgjedu.com`

`com`