study-java.com - dns.ninja

study-java.com

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:46e7🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:a8bc🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.70.231Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.168.188🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSnoel.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bd8🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnoel.ns.cloudflare.com
A2803:f800:50::6ca2:c1d8🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnoel.ns.cloudflare.com
A2a06:98c1:50::ac40:21d8🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnoel.ns.cloudflare.com
A108.162.193.216🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnoel.ns.cloudflare.com
A172.64.33.216🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnoel.ns.cloudflare.com
A173.245.59.216🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnoel.ns.cloudflare.com
NStina.ns.cloudflare.com
A2606:4700:50::adf5:3ae6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtina.ns.cloudflare.com
A2803:f800:50::6ca2:c0e6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtina.ns.cloudflare.com
A2a06:98c1:50::ac40:20e6🇺🇸 Cloudflare2a06:98c1:50::/45
PTRtina.ns.cloudflare.com
A108.162.192.230🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtina.ns.cloudflare.com
A172.64.32.230🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtina.ns.cloudflare.com
A173.245.58.230🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtina.ns.cloudflare.com
MXmail.study-java.com ⭐
A138.128.220.66🇺🇸 IT-1138.128.220.0/22 AS25820
PTR138.128.220.66.16clouds.com
TXTv=spf1 mx ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.70.231, 172.67.168.188
IPv6 hints2606:4700:3030::6815:46e7, 2606:4700:3035::ac43:a8bc
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=110, name=cloudflare-ech.com
SOAnoel.ns.cloudflare.comdns@cloudflare.com serial=2406363326

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=1783143231

Subdomains

mail.study-java.com

Same first word

study-java.ru
study-java.com

Similar names

java-study.ru

DNS History

15 records (7 active, 8 former)

20162017201820192020202120222023202420252026NSnoel.ns.cloudflare.comtina.ns.cloudflare.comns1.value-domain.comns2.value-domain.comMXmail.study-java.comA104.21.70.231172.67.168.1882606:4700:3030::6815:46e72606:4700:3035::ac43:a8bc188.114.96.0188.114.97.0202.222.31.772606:4700:3032::6815:46e72a06:98c1:3120::2a06:98c1:3121::
●NSnoel.ns.cloudflare.com2026-06-18 → 2026-07-04 · 3 obs
○ 2015-11-08 05:45:00
● 2026-06-18 08:07:36
● 2026-07-04 05:53:00
○NSns1.value-domain.com2015-07-04 → 2015-07-04 · 3 obs
● 2015-07-04 09:56:14
○ 2015-11-08 05:45:00
○ 2026-07-04 05:53:00
○NSns2.value-domain.com2015-07-04 → 2015-07-04 · 3 obs
● 2015-07-04 09:56:14
○ 2015-11-08 05:45:00
○ 2026-07-04 05:53:00
●NStina.ns.cloudflare.com2026-06-18 → 2026-07-04 · 3 obs
○ 2015-11-08 05:45:00
● 2026-06-18 08:07:36
● 2026-07-04 05:53:00
●MXmail.study-java.com2026-06-18 → 2026-07-04 · 2 obs
● 2026-06-18 08:07:36
● 2026-07-04 05:53:00
●A104.21.70.2312026-06-18 → 2026-07-04 · 4 obs
○ 2015-11-08 05:45:00
● 2026-06-18 08:07:36
○ 2026-06-24 03:04:12
● 2026-07-04 05:53:00
●A172.67.168.1882026-06-18 → 2026-07-04 · 4 obs
○ 2015-11-08 05:45:00
● 2026-06-18 08:07:36
○ 2026-06-24 03:04:12
● 2026-07-04 05:53:00
○A188.114.96.02026-06-24 → 2026-06-24 · 3 obs
○ 2026-06-18 08:07:36
● 2026-06-24 03:04:12
○ 2026-07-04 05:53:00
○A188.114.97.02026-06-24 → 2026-06-24 · 3 obs
○ 2026-06-18 08:07:36
● 2026-06-24 03:04:12
○ 2026-07-04 05:53:00
○A202.222.31.772015-07-04 → 2015-07-04 · 3 obs
● 2015-07-04 09:56:14
○ 2015-11-08 05:45:00
○ 2026-07-04 05:53:00
●A2606:4700:3030::6815:46e72026-07-04 → 2026-07-04 · 2 obs
○ 2026-06-24 03:04:12
● 2026-07-04 05:53:00
○A2606:4700:3032::6815:46e72026-06-18 → 2026-06-18 · 4 obs
○ 2015-11-08 05:45:00
● 2026-06-18 08:07:36
○ 2026-06-24 03:04:12
○ 2026-07-04 05:53:00
●A2606:4700:3035::ac43:a8bc2026-06-18 → 2026-07-04 · 4 obs
○ 2015-11-08 05:45:00
● 2026-06-18 08:07:36
○ 2026-06-24 03:04:12
● 2026-07-04 05:53:00
○A2a06:98c1:3120::2026-06-24 → 2026-06-24 · 3 obs
○ 2026-06-18 08:07:36
● 2026-06-24 03:04:12
○ 2026-07-04 05:53:00
○A2a06:98c1:3121::2026-06-24 → 2026-06-24 · 3 obs
○ 2026-06-18 08:07:36
● 2026-06-24 03:04:12
○ 2026-07-04 05:53:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comi.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net...-
study-java.comtina.ns.cloudflare.com, noel.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.230

NS records: tina.ns.cloudflare.com, noel.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 290ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.168.188, 104.21.70.231
AAAA22606:4700:3035::ac43:a8bc, 2606:4700:3030::6815:46e7
NS2noel.ns.cloudflare.com, tina.ns.cloudflare.com
MX1mail.study-java.com (pri: 0)
TXT1v=spf1 mx ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1noel.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

study-java.com is the parent zone for mail.study-java.com.

IP Addresses

study-java.com has four IP addresses: 104.21.70.231, 172.67.168.188, 2606:4700:3030::6815:46e7 and 2606:4700:3035::ac43:a8bc.

Among the host names that share IP numbers with study-java.com are www.freeziti.com, insurelockholmes.com, gxnkyxxmjg.com and two others.

Name Servers

study-java.com is served by two delegated name servers, noel.ns.cloudflare.com and tina.ns.cloudflare.com.

study-java.com has the same name server delegation as a number of other domains, such as andpc.net, emagrecercomvidaesaude.com.br, evermore.gr and two more.

study-java.com partially shares its NS delegation with several other domains, including qetex.com, myaimst.com, robokits.in and two others.

These name servers are regularly seen alongside jim.ns.cloudflare.com and ingrid.ns.cloudflare.com as name servers.

Host names resolving to 6 IP numbers:

noel.ns.cloudflare.com carries IP addresses 108.162.193.216, 172.64.33.216 and 173.245.59.216, with 3 other addresses beyond those.

tina.ns.cloudflare.com carries IP addresses 108.162.192.230, 172.64.32.230 and 173.245.58.230, with 3 other addresses beyond those.

Mail Servers

study-java.com routes its mail through a single mail server, mail.study-java.com.

There is one IP number for mail.study-java.com: 138.128.220.66.