studyuk.cn - dns.ninja

`studyuk.cn`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:12c0^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:b726^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.18.192^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.183.38^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alan.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b39^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alan.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c139^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alan.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2139^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alan.ns.cloudflare.com`
		A	108.162.193.57^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alan.ns.cloudflare.com`
		A	172.64.33.57^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alan.ns.cloudflare.com`
		A	173.245.59.57^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alan.ns.cloudflare.com`
NS	`maeve.ns.cloudflare.com`
		A	2606:4700:50::a29f:262d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maeve.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c22d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`maeve.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:222d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`maeve.ns.cloudflare.com`
		A	108.162.194.45^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maeve.ns.cloudflare.com`
		A	162.159.38.45^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maeve.ns.cloudflare.com`
		A	172.64.34.45^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`maeve.ns.cloudflare.com`
MX	`route2.mx.cloudflare.net` ⭐
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽¹⁵⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁴³⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
TXT	`google-site-verification=EGXmw1lFz_-T8Z5KYEW-mFWXDiIZOJzsy4Cbn-ejqfk`
TXT	`google-site-verification=ctHufX1Gn31A3odpx2rLpKEIq0VTSSFXFu2cesuTD60`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.18.192, 172.67.183.38
		IPv6 hints	2606:4700:3032::6815:12c0, 2606:4700:3034::ac43:b726
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=52, name=cloudflare-ech.com
SOA	`alan.ns.cloudflare.com`dns@cloudflare.com serial=2409371881

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2035107036

Same first word

studyuk.com.cn

studyuk.cn

studyuk.org

studyuk.london

studyuk.org.uk

studyuk.training

studyuk.college

Similar names

ukstudy.com

studyku.cn

kustudy.com

ukstudy.ro

ukstudy.com.cn

DNS History

18 records (9 active, 9 former)

●NSalan.ns.cloudflare.com2026-07-11 → 2026-07-29 · 3 obs

○ 2016-02-28 08:11:04
● 2026-07-11 07:19:56
● 2026-07-29 18:45:48

○NSdns1.hichina.com2015-07-21 → 2015-07-21 · 3 obs

● 2015-07-21 04:53:54
○ 2016-02-28 08:11:04
○ 2026-07-29 18:45:48

○NSdns2.hichina.com2015-07-21 → 2015-07-21 · 3 obs

● 2015-07-21 04:53:54
○ 2016-02-28 08:11:04
○ 2026-07-29 18:45:48

●NSmaeve.ns.cloudflare.com2026-07-11 → 2026-07-29 · 3 obs

○ 2016-02-28 08:11:04
● 2026-07-11 07:19:56
● 2026-07-29 18:45:48

○NSns1.51dns.com2016-02-28 → 2016-02-28 · 4 obs

○ 2015-07-21 04:53:54
● 2016-02-28 08:11:04
○ 2026-07-11 07:19:56
○ 2026-07-29 18:45:48

○NSns2.51dns.com2016-02-28 → 2016-02-28 · 4 obs

○ 2015-07-21 04:53:54
● 2016-02-28 08:11:04
○ 2026-07-11 07:19:56
○ 2026-07-29 18:45:48

○MXmx.mail.sogou.com2015-07-21 → 2015-07-21 · 3 obs

● 2015-07-21 04:53:54
○ 2017-03-17 09:11:52
○ 2026-07-29 18:45:48

●MXroute1.mx.cloudflare.net2026-07-11 → 2026-07-29 · 3 obs

○ 2017-03-17 09:11:52
● 2026-07-11 07:19:56
● 2026-07-29 18:45:48

●MXroute2.mx.cloudflare.net2026-07-11 → 2026-07-29 · 3 obs

○ 2017-03-17 09:11:52
● 2026-07-11 07:19:56
● 2026-07-29 18:45:48

●MXroute3.mx.cloudflare.net2026-07-11 → 2026-07-29 · 3 obs

○ 2017-03-17 09:11:52
● 2026-07-11 07:19:56
● 2026-07-29 18:45:48

●A104.21.18.1922026-07-11 → 2026-07-29 · 3 obs

○ 2017-03-17 09:11:52
● 2026-07-11 07:19:56
● 2026-07-29 18:45:48

○A107.151.158.902017-03-17 → 2017-03-17 · 4 obs

○ 2016-02-28 08:11:04
● 2017-03-17 09:11:52
○ 2026-07-11 07:19:56
○ 2026-07-29 18:45:48

●A172.67.183.382026-07-11 → 2026-07-29 · 3 obs

○ 2017-03-17 09:11:52
● 2026-07-11 07:19:56
● 2026-07-29 18:45:48

○A223.4.92.412015-07-21 → 2015-07-21 · 3 obs

● 2015-07-21 04:53:54
○ 2015-11-24 05:02:16
○ 2026-07-29 18:45:48

○A23.107.51.1022015-11-24 → 2016-02-28 · 5 obs

○ 2015-07-21 04:53:54
● 2015-11-24 05:02:16
● 2016-02-28 08:11:04
○ 2017-03-17 09:11:52
○ 2026-07-29 18:45:48

●A2606:4700:3032::6815:12c02026-07-11 → 2026-07-29 · 3 obs

○ 2017-03-17 09:11:52
● 2026-07-11 07:19:56
● 2026-07-29 18:45:48

●A2606:4700:3034::ac43:b7262026-07-11 → 2026-07-29 · 3 obs

○ 2017-03-17 09:11:52
● 2026-07-11 07:19:56
● 2026-07-29 18:45:48

○A38.12.88.612026-07-11 → 2026-07-29 · 2 obs

○ 2026-07-11 07:19:56
○ 2026-07-29 18:45:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	e.dns.cn, a.dns.cn, c.dns.cn, d.dns.cn...	-
studyuk.cn	alan.ns.cloudflare.com, maeve.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.57

NS records: alan.ns.cloudflare.com, maeve.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studyuk.cn (unsigned zone)

⏱️ Timing

Total: 2693ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.18.192, 172.67.183.38`
AAAA	2	`2606:4700:3032::6815:12c0, 2606:4700:3034::ac43:b726`
NS	2	`alan.ns.cloudflare.com, maeve.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 15), route2.mx.cloudflare.net (pri: 2)...`
TXT	3	`google-site-verification=EGXmw1lFz_-T8Z5, google-site-verification=ctHufX1Gn31A3od...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alan.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

studyuk.cn points to the four IP addresses 104.21.18.192, 172.67.183.38, 2606:4700:3032::6815:12c0 and 2606:4700:3034::ac43:b726.

Two other host names, along with meridianuae.com, errors.syslogistics.io and lukasplazapauls.shop, also share IP numbers with studyuk.cn.

Name Servers

Two name servers handle the delegation for studyuk.cn: alan.ns.cloudflare.com and maeve.ns.cloudflare.com.

studyuk.cn shares its NS records with other domains, for example lolshto.ru, head.hk, patrickroelofs.com and two others.

At least some of studyuk.cn's name servers are shared with other domains, for example parktipmerkezi.com, suppersocial.com, bitcoingame.help and two more.

DNS names with 6 IP addresses:

alan.ns.cloudflare.com resolves to 108.162.193.57, 172.64.33.57 and 173.245.59.57 among others, with 3 other IP addresses in total.

maeve.ns.cloudflare.com resolves to 108.162.194.45, 162.159.38.45 and 172.64.34.45 among others, with 3 other IP addresses in total.

Mail Servers

The MX records for studyuk.cn list three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

There is at least a partial MX overlap between studyuk.cn and other domains, including juwelier-bauer.at, cabaniasmaimara.com.ar, adulthubtube.com and two others.

DNS names with 6 IP addresses:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12 and 162.159.205.13 among others, with 3 other IP addresses in total.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18 and 162.159.205.19 among others, with 3 other IP addresses in total.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24 and 162.159.205.25 among others, with 3 other IP addresses in total.