study-java.ru - dns.ninja

`study-java.ru`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:9a82^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:5249^{🇺🇸 Cloudflare2606:4700:3035::/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}
		A	172.64.32.184^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.58.184^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
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 hints	104.21.82.73, 172.67.154.130
		IPv6 hints	2606:4700:3032::ac43:9a82, 2606:4700:3035::6815:5249
SOA	`leia.ns.cloudflare.com`dns@cloudflare.com serial=2405525077

`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=4069492

rank #354960 globally
rank #11083 in the tld
WOT: UNKNOWN (70/100)
📈 Tranco rank: #953,513

Same first word

study-java.ru

study-java.com

Similar names

java-study.ru

DNS History

14 records (6 active, 8 former)

●NSleia.ns.cloudflare.com2026-02-23 → 2026-07-04 · 3 obs

○ 2017-03-26 11:11:08
● 2026-02-23 05:46:14
● 2026-07-04 14:50:30

○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
○ 2026-07-04 14:50:30

○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
○ 2026-07-04 14:50:30

●NSrustam.ns.cloudflare.com2026-02-23 → 2026-07-04 · 3 obs

○ 2017-03-26 11:11:08
● 2026-02-23 05:46:14
● 2026-07-04 14:50:30

○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
○ 2026-07-04 14:50:30

●A104.21.82.732026-02-23 → 2026-07-04 · 3 obs

○ 2017-03-26 11:11:08
● 2026-02-23 05:46:14
● 2026-07-04 14:50:30

○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
○ 2026-07-04 14:50:30

○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
○ 2026-07-04 14:50:30

○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
○ 2026-07-04 14:50:30

●A172.67.154.1302026-02-23 → 2026-07-04 · 3 obs

○ 2017-03-26 11:11:08
● 2026-02-23 05:46:14
● 2026-07-04 14:50:30

○A2606:4700:3030::ac43:9a822026-02-23 → 2026-05-21 · 5 obs

○ 2017-03-26 11:11:08
● 2026-02-23 05:46:14
● 2026-05-21 22:07:36
○ 2026-06-30 21:56:32
○ 2026-07-04 14:50:30

●A2606:4700:3032::ac43:9a822026-06-30 → 2026-07-04 · 3 obs

○ 2026-05-21 22:07:36
● 2026-06-30 21:56:32
● 2026-07-04 14:50:30

○A2606:4700:3033::6815:52492026-02-23 → 2026-05-21 · 5 obs

○ 2017-03-26 11:11:08
● 2026-02-23 05:46:14
● 2026-05-21 22:07:36
○ 2026-06-30 21:56:32
○ 2026-07-04 14:50:30

●A2606:4700:3035::6815:52492026-06-30 → 2026-07-04 · 3 obs

○ 2026-05-21 22:07:36
● 2026-06-30 21:56:32
● 2026-07-04 14:50:30

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:173.245.58.184

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: 793ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.154.130, 104.21.82.73`
AAAA	2	`2606:4700:3032::ac43:9a82, 2606:4700:3035::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 resolves to four IP addresses: 104.21.82.73, 172.67.154.130, 2606:4700:3032::ac43:9a82 and 2606:4700:3035::6815:5249.

Two other host names, along with browsermcp.io, dc-339069ab7012.websitedesignermalaysia.com and scsikabpekalongan.org, also share IP numbers with study-java.ru.

Name Servers

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

study-java.ru shares its NS records with other domains, for example spas-na-krovi.ru, ancestor-search.info, air-jet.org and two others.

study-java.ru has at least partial name server overlap with other domains, such as one-vv783.com, ntl.cl, konuoz.com and two others.

It is common to see these name servers used together with name servers osmar.ns.cloudflare.com and nelci.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname leia.ns.cloudflare.com directs to 108.162.192.184, 172.64.32.184 and 173.245.58.184 along with 3 other IP addresses.

Hostname rustam.ns.cloudflare.com directs to 108.162.195.148, 162.159.44.148 and 172.64.35.148 along with 3 other IP addresses.