yjstudy.com - robtex.com

yjstudy.com

DNSSEC⚠️ Not signed
NSadele.ns.cloudflare.com ⭐
A2606:4700:50::a29f:269c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadele.ns.cloudflare.com
A2803:f800:50::6ca2:c29c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRadele.ns.cloudflare.com
A2a06:98c1:50::ac40:229c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRadele.ns.cloudflare.com
A108.162.194.156🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadele.ns.cloudflare.com
A162.159.38.156Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadele.ns.cloudflare.com
A172.64.34.156🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRadele.ns.cloudflare.com
NSezra.ns.cloudflare.com
A2606:4700:58::a29f:2c0f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRezra.ns.cloudflare.com
A2803:f800:50::6ca2:c30f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRezra.ns.cloudflare.com
A2a06:98c1:50::ac40:230f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRezra.ns.cloudflare.com
A108.162.195.15🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRezra.ns.cloudflare.com
A162.159.44.15Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRezra.ns.cloudflare.com
A172.64.35.15🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRezra.ns.cloudflare.com
SOAadele.ns.cloudflare.comdns@cloudflare.com serial=2410612740

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1785300992

Same first word

yjstudy.com

Similar names

jystudy.com
jystudy.cn

DNS History

18 records (2 active, 16 former)

20162017201820192020202120222023202420252026NSadele.ns.cloudflare.comezra.ns.cloudflare.comns1.namebrightdns.comns2.namebrightdns.comnsg1.namebrightdns.comnsg2.namebrightdns.comMXanmail.namebrightmail.comA107.23.198.240154.19.206.6134.199.238.3352.0.96.2452.207.124.23152.4.72.13752.71.117.9954.174.31.25454.208.74.215CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.comhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com
●NSadele.ns.cloudflare.com2026-04-20 → 2026-07-29 · 3 obs
○ 2017-04-24 19:32:14
● 2026-04-20 06:02:58
● 2026-07-29 05:08:50
●NSezra.ns.cloudflare.com2026-04-20 → 2026-07-29 · 3 obs
○ 2017-04-24 19:32:14
● 2026-04-20 06:02:58
● 2026-07-29 05:08:50
○NSns1.namebrightdns.com2015-07-09 → 2017-04-24 · 6 obs
● 2015-07-09 16:24:42
● 2016-03-12 12:58:14
○ 2016-07-05 08:10:02
● 2017-04-24 19:32:14
○ 2026-04-20 06:02:58
○ 2026-07-29 05:08:50
○NSns2.namebrightdns.com2015-11-18 → 2017-04-24 · 7 obs
○ 2015-07-09 16:24:42
● 2015-11-18 21:52:10
● 2016-03-12 12:58:14
○ 2016-07-05 08:10:02
● 2017-04-24 19:32:14
○ 2026-04-20 06:02:58
○ 2026-07-29 05:08:50
○NSnsg1.namebrightdns.com2015-07-09 → 2016-07-05 · 6 obs
● 2015-07-09 16:24:42
○ 2015-11-18 21:52:10
○ 2016-03-12 12:58:14
● 2016-07-05 08:10:02
○ 2017-04-24 19:32:14
○ 2026-07-29 05:08:50
○NSnsg2.namebrightdns.com2015-07-09 → 2016-07-05 · 6 obs
● 2015-07-09 16:24:42
○ 2015-11-18 21:52:10
○ 2016-03-12 12:58:14
● 2016-07-05 08:10:02
○ 2017-04-24 19:32:14
○ 2026-07-29 05:08:50
○MXanmail.namebrightmail.com2015-07-09 → 2015-07-09 · 3 obs
● 2015-07-09 16:24:42
○ 2015-11-18 21:52:10
○ 2026-07-29 05:08:50
○A107.23.198.2402016-07-05 → 2016-07-05 · 4 obs
○ 2016-03-12 12:58:14
● 2016-07-05 08:10:02
○ 2017-04-24 19:32:14
○ 2026-07-29 05:08:50
○A154.19.206.612026-04-20 → 2026-05-20 · 5 obs
○ 2017-04-24 19:32:14
● 2026-04-20 06:02:58
● 2026-05-20 10:30:26
○ 2026-06-28 12:11:18
○ 2026-07-29 05:08:50
○A34.199.238.332017-04-24 → 2017-04-24 · 4 obs
○ 2016-07-05 08:10:02
● 2017-04-24 19:32:14
○ 2026-04-20 06:02:58
○ 2026-07-29 05:08:50
○A52.0.96.242016-03-12 → 2016-03-12 · 4 obs
○ 2015-11-18 21:52:10
● 2016-03-12 12:58:14
○ 2016-07-05 08:10:02
○ 2026-07-29 05:08:50
○A52.207.124.2312017-04-24 → 2017-04-24 · 4 obs
○ 2016-07-05 08:10:02
● 2017-04-24 19:32:14
○ 2026-04-20 06:02:58
○ 2026-07-29 05:08:50
○A52.4.72.1372016-07-05 → 2016-07-05 · 4 obs
○ 2016-03-12 12:58:14
● 2016-07-05 08:10:02
○ 2017-04-24 19:32:14
○ 2026-07-29 05:08:50
○A52.71.117.992016-03-12 → 2016-03-12 · 4 obs
○ 2015-11-18 21:52:10
● 2016-03-12 12:58:14
○ 2016-07-05 08:10:02
○ 2026-07-29 05:08:50
○A54.174.31.2542015-07-09 → 2015-11-18 · 4 obs
● 2015-07-09 16:24:42
● 2015-11-18 21:52:10
○ 2016-03-12 12:58:14
○ 2026-07-29 05:08:50
○A54.208.74.2152015-07-09 → 2015-11-18 · 4 obs
● 2015-07-09 16:24:42
● 2015-11-18 21:52:10
○ 2016-03-12 12:58:14
○ 2026-07-29 05:08:50
○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-07-09 → 2016-07-05 · 4 obs
● 2015-07-09 16:24:42
● 2016-07-05 08:10:02
○ 2017-04-24 19:32:14
○ 2026-07-29 05:08:50
○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2017-04-24 → 2017-04-24 · 4 obs
○ 2016-07-05 08:10:02
● 2017-04-24 19:32:14
○ 2026-04-20 06:02:58
○ 2026-07-29 05:08:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
yjstudy.comadele.ns.cloudflare.com, ezra.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.15

NS records: adele.ns.cloudflare.com, ezra.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for yjstudy.com (unsigned zone)

⏱️ Timing

Total: 104ms | Queries: -

📄 Records

TypeCountSample Data
NS2adele.ns.cloudflare.com, ezra.ns.cloudflare.com
SOA1adele.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

Name Servers

yjstudy.com uses two name servers for its delegation: adele.ns.cloudflare.com and ezra.ns.cloudflare.com.

The name server configuration of yjstudy.com is shared with other domains, for instance commune-nouvelle.fr, cuncontv.com, desene.pics and two others.

yjstudy.com shares at least some of its name servers with other domains, including welx.net, betterathomehealthservices.com, meet-all.com and two others.

These name servers are frequently paired with the name servers suzanne.ns.cloudflare.com, ian.ns.cloudflare.com and daniella.ns.cloudflare.com.

Hosts with 6 IP addresses each:

Hostname adele.ns.cloudflare.com directs to 108.162.194.156, 162.159.38.156 and 172.64.34.156 along with 3 other IP addresses.

Hostname ezra.ns.cloudflare.com directs to 108.162.195.15, 162.159.44.15 and 172.64.35.15 along with 3 other IP addresses.