masterstudies.kr - dns.ninja

masterstudies.kr

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:8676🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:19b8🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.25.184Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.134.118🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdana.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a69🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdana.ns.cloudflare.com
A2803:f800:50::6ca2:c069🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdana.ns.cloudflare.com
A2a06:98c1:50::ac40:2069🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdana.ns.cloudflare.com
A108.162.192.105🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdana.ns.cloudflare.com
A172.64.32.105🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdana.ns.cloudflare.com
A173.245.58.105🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdana.ns.cloudflare.com
NSjay.ns.cloudflare.com
A2606:4700:58::adf5:3b7b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjay.ns.cloudflare.com
A2803:f800:50::6ca2:c17b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjay.ns.cloudflare.com
A2a06:98c1:50::ac40:217b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjay.ns.cloudflare.com
A108.162.193.123🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjay.ns.cloudflare.com
A172.64.33.123🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjay.ns.cloudflare.com
A173.245.59.123🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjay.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.25.184, 172.67.134.118
IPv6 hints2606:4700:3033::ac43:8676, 2606:4700:3035::6815:19b8
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=8, name=cloudflare-ech.com
SOAdana.ns.cloudflare.comdns@cloudflare.com serial=2410323998

kr

DNSSEC🔒 Signed (DS record present)
NSg.dns.kr ⭐
NSb.dns.kr
NSc.dns.kr
NSd.dns.kr
NSe.dns.kr
NSf.dns.kr
SOAg.dns.krdomain-manager@nic.or.kr serial=2607310751

Same first word

masterstudies.gr
masterstudies.sk
masterstudies.co.il
masterstudies.com.ar
masterstudies.com.my
masterstudies.lt
masterstudies.com.br
masterstudies.ru
masterstudies.ng
masterstudies.net
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masterstudies.cz
masterstudies.no
masterstudies.eu
masterstudies.se
masterstudies.es
masterstudies.by
masterstudies.in
masterstudies.vn
masterstudies.de
masterstudies.fi
masterstudies.com
masterstudies.dk
masterstudies.pl
masterstudies.ro
masterstudies.nz
masterstudies.my
masterstudies.rs
masterstudies.ma
masterstudies.mx
masterstudies.kr
masterstudies.co.nl
masterstudies.co
masterstudies.pt
masterstudies.ca

DNS History

12 records (6 active, 6 former)

20162017201820192020202120222023202420252026NSdana.ns.cloudflare.comjay.ns.cloudflare.comns1.eurodns.comns2.eurodns.comns3.eurodns.comns4.eurodns.comA104.21.25.184172.67.134.1182606:4700:3033::ac43:86762606:4700:3035::6815:19b8151.252.29.2412606:4700:3031::ac43:8676
●NSdana.ns.cloudflare.com2026-02-15 → 2026-07-31 · 3 obs
○ 2017-11-19 18:56:22
● 2026-02-15 04:30:48
● 2026-07-31 06:50:42
●NSjay.ns.cloudflare.com2026-02-15 → 2026-07-31 · 3 obs
○ 2017-11-19 18:56:22
● 2026-02-15 04:30:48
● 2026-07-31 06:50:42
○NSns1.eurodns.com2015-07-01 → 2017-11-19 · 4 obs
● 2015-07-01 16:57:28
● 2017-11-19 18:56:22
○ 2026-02-15 04:30:48
○ 2026-07-31 06:50:42
○NSns2.eurodns.com2015-07-01 → 2017-11-19 · 4 obs
● 2015-07-01 16:57:28
● 2017-11-19 18:56:22
○ 2026-02-15 04:30:48
○ 2026-07-31 06:50:42
○NSns3.eurodns.com2015-07-01 → 2017-11-19 · 4 obs
● 2015-07-01 16:57:28
● 2017-11-19 18:56:22
○ 2026-02-15 04:30:48
○ 2026-07-31 06:50:42
○NSns4.eurodns.com2015-07-01 → 2017-11-19 · 4 obs
● 2015-07-01 16:57:28
● 2017-11-19 18:56:22
○ 2026-02-15 04:30:48
○ 2026-07-31 06:50:42
●A104.21.25.1842026-02-15 → 2026-07-31 · 3 obs
○ 2017-11-19 18:56:22
● 2026-02-15 04:30:48
● 2026-07-31 06:50:42
○A151.252.29.2412015-07-01 → 2017-11-19 · 4 obs
● 2015-07-01 16:57:28
● 2017-11-19 18:56:22
○ 2026-02-15 04:30:48
○ 2026-07-31 06:50:42
●A172.67.134.1182026-02-15 → 2026-07-31 · 3 obs
○ 2017-11-19 18:56:22
● 2026-02-15 04:30:48
● 2026-07-31 06:50:42
○A2606:4700:3031::ac43:86762026-02-15 → 2026-06-15 · 5 obs
○ 2017-11-19 18:56:22
● 2026-02-15 04:30:48
● 2026-06-15 16:11:16
○ 2026-07-01 16:44:40
○ 2026-07-31 06:50:42
●A2606:4700:3033::ac43:86762026-07-01 → 2026-07-31 · 3 obs
○ 2026-06-15 16:11:16
● 2026-07-01 16:44:40
● 2026-07-31 06:50:42
●A2606:4700:3035::6815:19b82026-02-15 → 2026-07-31 · 3 obs
○ 2017-11-19 18:56:22
● 2026-02-15 04:30:48
● 2026-07-31 06:50:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
krc.dns.kr, g.dns.kr, e.dns.kr, f.dns.kr...-
masterstudies.krdana.ns.cloudflare.com, jay.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.192.105

NS records: dana.ns.cloudflare.com, jay.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for masterstudies.kr (unsigned zone)

⏱️ Timing

Total: 810ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.25.184, 172.67.134.118
AAAA22606:4700:3035::6815:19b8, 2606:4700:3033::ac43:8676
NS2dana.ns.cloudflare.com, jay.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1dana.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

masterstudies.kr has four IP addresses: 104.21.25.184, 172.67.134.118, 2606:4700:3033::ac43:8676 and 2606:4700:3035::6815:19b8.

Additional host names — naszwroclaw.net, site-adultere.fr, ivanbenito.com and two others — share IP numbers with masterstudies.kr.

Name Servers

masterstudies.kr uses two name servers for its delegation: dana.ns.cloudflare.com and jay.ns.cloudflare.com.

masterstudies.kr shares its name server setup with other domains, including pingeon.org, bachelorstudies.co.za, phdstudies.es and two others.

masterstudies.kr shares at least some of its name servers with other domains, including creativeideasagency.com, dgsrdzszyhs.com, lb.ua and two others.

These name servers are frequently paired with the name servers dave.ns.cloudflare.com, jose.ns.cloudflare.com and teagan.ns.cloudflare.com.

Host names with 6 IP numbers:

Hostname dana.ns.cloudflare.com directs to 108.162.192.105, 172.64.32.105 and 173.245.58.105 along with 3 other IP addresses.

Hostname jay.ns.cloudflare.com directs to 108.162.193.123, 172.64.33.123 and 173.245.59.123 along with 3 other IP addresses.