`study-java.ru`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:9a82^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::6815:5249^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.82.73^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.154.130^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`leia.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ab8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0b8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`leia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20b8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`leia.ns.cloudflare.com`
		A	108.162.192.184^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leia.ns.cloudflare.com`
		A	172.64.32.184^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leia.ns.cloudflare.com`
		A	173.245.58.184^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leia.ns.cloudflare.com`
NS	`rustam.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c94^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c394^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rustam.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2394^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rustam.ns.cloudflare.com`
		A	108.162.195.148^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
		A	162.159.44.148^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
		A	172.64.35.148^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rustam.ns.cloudflare.com`
TXT	`google-site-verification=0yiiVMOGNxXWJike4G9tQlLKecIwvD0wWFzI6RuENAg`
TXT	`google-site-verification=X1kunDUAaNJl3ZeGQZuYtaOEuKQ8pazNf_RtXJoRSm0`
TXT	`google-site-verification=YCTwxmHpySUONHWZS1aI1MXy3M8auigyhE1YSRh9Jfc`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.82.73, 172.67.154.130
		IPv6	2606:4700:3030::ac43:9a82, 2606:4700:3033::6815:5249
SOA	`leia.ns.cloudflare.com`dns@cloudflare.com serial=2397158661

`ru`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.ripn.net` ⭐
	NS	`b.dns.ripn.net`
	NS	`d.dns.ripn.net`
	NS	`e.dns.ripn.net`
	NS	`f.dns.ripn.net`
	SOA	`a.dns.ripn.net`hostmaster@ripn.net serial=4068279

rank #224065 globally
rank #6851 in the tld
WOT: UNKNOWN (70/100)
📈 Tranco rank: #511,735

Same first word

study-java.ru

Similar names

java-study.ru

DNS History

12 records (6 active, 6 former)

●NSleia.ns.cloudflare.com2026-02-23 → 2026-03-26 · 3 obs

○ 2017-03-26 11:11:08
● 2026-02-23 05:46:14
● 2026-03-26 06:59:20

○NSns1.sprinthost.ru2015-06-18 → 2017-03-26 · 4 obs

● 2015-06-18 16:55:58
● 2017-03-26 11:11:08
○ 2026-02-23 05:46:14
○ 2026-03-26 06:59:20

○NSns2.sprinthost.ru2015-06-18 → 2017-03-26 · 4 obs

● 2015-06-18 16:55:58
● 2017-03-26 11:11:08
○ 2026-02-23 05:46:14
○ 2026-03-26 06:59:20

●NSrustam.ns.cloudflare.com2026-02-23 → 2026-03-26 · 3 obs

○ 2017-03-26 11:11:08
● 2026-02-23 05:46:14
● 2026-03-26 06:59:20

○MXmail.study-java.ru2015-06-18 → 2017-03-26 · 4 obs

● 2015-06-18 16:55:58
● 2017-03-26 11:11:08
○ 2026-02-23 05:46:14
○ 2026-03-26 06:59:20

●A104.21.82.732026-02-23 → 2026-03-26 · 3 obs

○ 2017-03-26 11:11:08
● 2026-02-23 05:46:14
● 2026-03-26 06:59:20

○A141.8.194.1752016-07-20 → 2017-03-26 · 5 obs

○ 2016-03-28 23:05:34
● 2016-07-20 03:33:12
● 2017-03-26 11:11:08
○ 2026-02-23 05:46:14
○ 2026-03-26 06:59:20

○A141.8.195.2172016-03-28 → 2016-03-28 · 4 obs

○ 2015-12-20 03:11:26
● 2016-03-28 23:05:34
○ 2016-07-20 03:33:12
○ 2026-03-26 06:59:20

○A141.8.195.872015-06-18 → 2015-12-20 · 4 obs

● 2015-06-18 16:55:58
● 2015-12-20 03:11:26
○ 2016-03-28 23:05:34
○ 2026-03-26 06:59:20

●A172.67.154.1302026-02-23 → 2026-03-26 · 3 obs

○ 2017-03-26 11:11:08
● 2026-02-23 05:46:14
● 2026-03-26 06:59:20

●A2606:4700:3030::ac43:9a822026-02-23 → 2026-03-26 · 3 obs

○ 2017-03-26 11:11:08
● 2026-02-23 05:46:14
● 2026-03-26 06:59:20

●A2606:4700:3033::6815:52492026-02-23 → 2026-03-26 · 3 obs

○ 2017-03-26 11:11:08
● 2026-02-23 05:46:14
● 2026-03-26 06:59:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...	-
study-java.ru	leia.ns.cloudflare.com, rustam.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.44.148

NS records: leia.ns.cloudflare.com, rustam.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for study-java.ru (unsigned zone)

⏱️ Timing

Total: 573ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.82.73, 172.67.154.130`
AAAA	2	`2606:4700:3030::ac43:9a82, 2606:4700:3033::6815:5249`
NS	2	`leia.ns.cloudflare.com, rustam.ns.cloudflare.com`
TXT	3	`google-site-verification=0yiiVMOGNxXWJik, google-site-verification=X1kunDUAaNJl3Ze...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`leia.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

study-java.ru refers to four IP numbers: 2606:4700:3030::ac43:9a82, 2606:4700:3033::6815:5249, 104.21.82.73 and 172.67.154.130.

Other host names, for instance dc-339069ab7012.websitedesignermalaysia.com, fatalblindness.com, casadelacerveza.com.co, masterpc.com.ec and ism(0x706f726e)o.com share IP numbers with study-java.ru.

Name Servers

study-java.ru's delegation uses two name servers: leia.ns.cloudflare.com and rustam.ns.cloudflare.com.

study-java.ru uses the same name server setup as other domains, such as spas-na-krovi.ru, ancestor-search.info, air-jet.org, viaeptv.com and drmattlynch.com.

study-java.ru at least partially shares name servers with other domains, including ntl.cl, 1wdcud.life, 1wbsnu.life, blackroseantiques.com and 1wajzs.life.

These name servers are commonly used together with the name servers osmar.ns.cloudflare.com, aurora.ns.cloudflare.com, dalary.ns.cloudflare.com and nelci.ns.cloudflare.com.

Host names with six IP numbers:

leia.ns.cloudflare.com points to 2606:4700:50::adf5:3ab8, 2803:f800:50::6ca2:c0b8, 2a06:98c1:50::ac40:20b8, 108.162.192.184, 172.64.32.184 and 173.245.58.184.

rustam.ns.cloudflare.com points to 2606:4700:58::a29f:2c94, 2803:f800:50::6ca2:c394, 2a06:98c1:50::ac40:2394, 108.162.195.148, 162.159.44.148 and 172.64.35.148.

study-java.ru - robtex.com

study-java.ru

ru

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`study-java.ru`

`ru`