`youxueke.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:2c9c^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:c929^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.44.156^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.201.41^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`aisha.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26ba^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aisha.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2ba^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`aisha.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22ba^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`aisha.ns.cloudflare.com`
		A	108.162.194.186^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aisha.ns.cloudflare.com`
		A	162.159.38.186^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aisha.ns.cloudflare.com`
		A	172.64.34.186^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aisha.ns.cloudflare.com`
NS	`elliot.ns.cloudflare.com`
		A	2606:4700:58::adf5:3ba2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elliot.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1a2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elliot.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21a2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elliot.ns.cloudflare.com`
		A	108.162.193.162^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elliot.ns.cloudflare.com`
		A	172.64.33.162^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elliot.ns.cloudflare.com`
		A	173.245.59.162^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elliot.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.44.156, 172.67.201.41
		IPv6 hints	2606:4700:3033::6815:2c9c, 2606:4700:3033::ac43:c929
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=119, name=cloudflare-ech.com
SOA	`aisha.ns.cloudflare.com`dns@cloudflare.com serial=2411052693

`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=1786525629

Same first word

youxueke.com

DNS History

28 records (6 active, 22 former)

●NSaisha.ns.cloudflare.com2026-07-11 → 2026-08-12 · 3 obs

○ 2026-04-29 03:14:20
● 2026-07-11 21:53:32
● 2026-08-12 09:09:56

○NSdns17.hichina.com2015-05-29 → 2017-11-25 · 4 obs

● 2015-05-29 05:54:08
● 2017-11-25 14:11:26
○ 2026-04-09 10:37:48
○ 2026-08-12 09:09:56

○NSdns18.hichina.com2015-05-29 → 2017-11-25 · 4 obs

● 2015-05-29 05:54:08
● 2017-11-25 14:11:26
○ 2026-04-09 10:37:48
○ 2026-08-12 09:09:56

○NSdns31.hichina.com2026-04-09 → 2026-08-12 · 2 obs

○ 2026-04-09 10:37:48
○ 2026-08-12 09:09:56

○NSdns32.hichina.com2026-04-09 → 2026-08-12 · 2 obs

○ 2026-04-09 10:37:48
○ 2026-08-12 09:09:56

●NSelliot.ns.cloudflare.com2026-07-11 → 2026-08-12 · 3 obs

○ 2026-04-29 03:14:20
● 2026-07-11 21:53:32
● 2026-08-12 09:09:56

○NSns1.363.hk2026-04-23 → 2026-04-29 · 5 obs

○ 2026-04-19 23:40:14
● 2026-04-23 22:47:36
● 2026-04-29 03:14:20
○ 2026-07-11 21:53:32
○ 2026-08-12 09:09:56

○NSns1.judns.com2026-04-09 → 2026-04-19 · 5 obs

○ 2017-11-25 14:11:26
● 2026-04-09 10:37:48
● 2026-04-19 23:40:14
○ 2026-04-23 22:47:36
○ 2026-08-12 09:09:56

○NSns1.julydns.com2026-04-09 → 2026-04-19 · 5 obs

○ 2017-11-25 14:11:26
● 2026-04-09 10:37:48
● 2026-04-19 23:40:14
○ 2026-04-23 22:47:36
○ 2026-08-12 09:09:56

○NSns1.myhostadmin.net2026-04-23 → 2026-04-29 · 5 obs

○ 2026-04-19 23:40:14
● 2026-04-23 22:47:36
● 2026-04-29 03:14:20
○ 2026-07-11 21:53:32
○ 2026-08-12 09:09:56

○NSns2.363.hk2026-04-23 → 2026-04-29 · 5 obs

○ 2026-04-19 23:40:14
● 2026-04-23 22:47:36
● 2026-04-29 03:14:20
○ 2026-07-11 21:53:32
○ 2026-08-12 09:09:56

○NSns2.judns.com2026-04-09 → 2026-04-19 · 5 obs

○ 2017-11-25 14:11:26
● 2026-04-09 10:37:48
● 2026-04-19 23:40:14
○ 2026-04-23 22:47:36
○ 2026-08-12 09:09:56

○NSns2.julydns.com2026-04-09 → 2026-04-19 · 5 obs

○ 2017-11-25 14:11:26
● 2026-04-09 10:37:48
● 2026-04-19 23:40:14
○ 2026-04-23 22:47:36
○ 2026-08-12 09:09:56

○NSns2.myhostadmin.net2026-04-23 → 2026-04-29 · 5 obs

○ 2026-04-19 23:40:14
● 2026-04-23 22:47:36
● 2026-04-29 03:14:20
○ 2026-07-11 21:53:32
○ 2026-08-12 09:09:56

○NSns3.363.hk2026-04-23 → 2026-04-29 · 5 obs

○ 2026-04-19 23:40:14
● 2026-04-23 22:47:36
● 2026-04-29 03:14:20
○ 2026-07-11 21:53:32
○ 2026-08-12 09:09:56

○NSns4.363.hk2026-04-23 → 2026-04-29 · 5 obs

○ 2026-04-19 23:40:14
● 2026-04-23 22:47:36
● 2026-04-29 03:14:20
○ 2026-07-11 21:53:32
○ 2026-08-12 09:09:56

○NSns5.363.hk2026-04-23 → 2026-04-29 · 5 obs

○ 2026-04-19 23:40:14
● 2026-04-23 22:47:36
● 2026-04-29 03:14:20
○ 2026-07-11 21:53:32
○ 2026-08-12 09:09:56

○NSns6.363.hk2026-04-23 → 2026-04-29 · 5 obs

○ 2026-04-19 23:40:14
● 2026-04-23 22:47:36
● 2026-04-29 03:14:20
○ 2026-07-11 21:53:32
○ 2026-08-12 09:09:56

○MXmxbiz1.qq.com2015-05-29 → 2017-11-25 · 4 obs

● 2015-05-29 05:54:08
● 2017-11-25 14:11:26
○ 2026-04-09 10:37:48
○ 2026-08-12 09:09:56

○MXmxbiz2.qq.com2015-05-29 → 2017-11-25 · 4 obs

● 2015-05-29 05:54:08
● 2017-11-25 14:11:26
○ 2026-04-09 10:37:48
○ 2026-08-12 09:09:56

●A104.21.44.1562026-07-11 → 2026-08-12 · 3 obs

○ 2026-04-29 03:14:20
● 2026-07-11 21:53:32
● 2026-08-12 09:09:56

○A113.105.223.1362015-05-29 → 2017-11-25 · 4 obs

● 2015-05-29 05:54:08
● 2017-11-25 14:11:26
○ 2026-04-09 10:37:48
○ 2026-08-12 09:09:56

●A172.67.201.412026-07-11 → 2026-08-12 · 3 obs

○ 2026-04-29 03:14:20
● 2026-07-11 21:53:32
● 2026-08-12 09:09:56

○A183.136.138.1732026-04-09 → 2026-04-19 · 5 obs

○ 2017-11-25 14:11:26
● 2026-04-09 10:37:48
● 2026-04-19 23:40:14
○ 2026-04-23 22:47:36
○ 2026-08-12 09:09:56

●A2606:4700:3033::6815:2c9c2026-07-11 → 2026-08-12 · 3 obs

○ 2026-04-29 03:14:20
● 2026-07-11 21:53:32
● 2026-08-12 09:09:56

●A2606:4700:3033::ac43:c9292026-07-11 → 2026-08-12 · 3 obs

○ 2026-04-29 03:14:20
● 2026-07-11 21:53:32
● 2026-08-12 09:09:56

○A38.55.246.2002026-04-23 → 2026-04-29 · 5 obs

○ 2026-04-19 23:40:14
● 2026-04-23 22:47:36
● 2026-04-29 03:14:20
○ 2026-07-11 21:53:32
○ 2026-08-12 09:09:56

○CNAMEexpired.hichina.com2026-04-09 → 2026-08-12 · 2 obs

○ 2026-04-09 10:37:48
○ 2026-08-12 09:09:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
youxueke.com	elliot.ns.cloudflare.com, aisha.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.186

NS records: elliot.ns.cloudflare.com, aisha.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for youxueke.com (unsigned zone)

⏱️ Timing

Total: 194ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.44.156, 172.67.201.41`
AAAA	2	`2606:4700:3033::ac43:c929, 2606:4700:3033::6815:2c9c`
NS	2	`aisha.ns.cloudflare.com, elliot.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`aisha.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

youxueke.com resolves to four IP addresses: 104.21.44.156, 172.67.201.41, 2606:4700:3033::6815:2c9c and 2606:4700:3033::ac43:c929.

Additional host names — xenilavorith.com, luojuna.cn, brunocasinofi.com and two others — share IP numbers with youxueke.com.

Name Servers

Two name servers handle the delegation for youxueke.com: aisha.ns.cloudflare.com and elliot.ns.cloudflare.com.

youxueke.com shares its name server setup with other domains, including ahyk615.com, newddc.com, bloxfit.ai and two others.

youxueke.com shares at least some of its name servers with other domains, including merosiksha.com, kt0bmt4bli.cfd, buggydr.com and two others.

These name servers are frequently paired with the name servers tori.ns.cloudflare.com and virginia.ns.cloudflare.com.

Host names with 6 IP numbers:

aisha.ns.cloudflare.com resolves to 108.162.194.186, 162.159.38.186 and 172.64.34.186 among others, with 3 other IP addresses in total.

elliot.ns.cloudflare.com resolves to 108.162.193.162, 172.64.33.162 and 173.245.59.162 among others, with 3 other IP addresses in total.

youxueke.com - robtex.com

youxueke.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

`youxueke.com`

`com`