studirko.com - dns.ninja

`studirko.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:c09d^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:1476^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.20.118^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.192.157^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`rose.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a8d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rose.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rose.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rose.ns.cloudflare.com`
		A	108.162.192.141^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rose.ns.cloudflare.com`
		A	172.64.32.141^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rose.ns.cloudflare.com`
		A	173.245.58.141^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rose.ns.cloudflare.com`
NS	`tony.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bf0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tony.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1f0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tony.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21f0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tony.ns.cloudflare.com`
		A	108.162.193.240^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tony.ns.cloudflare.com`
		A	172.64.33.240^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tony.ns.cloudflare.com`
		A	173.245.59.240^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tony.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.20.118, 172.67.192.157
		IPv6 hints	2606:4700:3035::ac43:c09d, 2606:4700:3037::6815:1476
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=103, name=cloudflare-ech.com
SOA	`rose.ns.cloudflare.com`dns@cloudflare.com serial=2408406957

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1786441144

Same first word

studirko.com

Similar names

krstudio.com

rkstudio.co

rkstudio.com

studiokr.org

rkstudio.ru

sitodruk.net.pl

ruskidot.com

kidstour.ru

sitodruk.lublin.pl

tourkids.ru

studiork.com

krstudio.com.pl

studiork.cz

rkstudio.ca

DNS History

21 records (6 active, 15 former)

○NSns1.afternic.com2026-05-09 → 2026-05-09 · 4 obs

○ 2017-07-03 07:17:40
● 2026-05-09 00:58:22
○ 2026-06-08 12:02:48
○ 2026-08-11 10:01:38

○NSns1.poppy.arvixe.com2015-07-13 → 2017-07-03 · 4 obs

● 2015-07-13 00:30:02
● 2017-07-03 07:17:40
○ 2026-05-09 00:58:22
○ 2026-08-11 10:01:38

○NSns2.afternic.com2026-05-09 → 2026-05-09 · 4 obs

○ 2017-07-03 07:17:40
● 2026-05-09 00:58:22
○ 2026-06-08 12:02:48
○ 2026-08-11 10:01:38

○NSns2.poppy.arvixe.com2015-07-13 → 2017-07-03 · 4 obs

● 2015-07-13 00:30:02
● 2017-07-03 07:17:40
○ 2026-05-09 00:58:22
○ 2026-08-11 10:01:38

●NSrose.ns.cloudflare.com2026-07-08 → 2026-08-11 · 3 obs

○ 2026-06-08 12:02:48
● 2026-07-08 05:32:42
● 2026-08-11 10:01:38

●NStony.ns.cloudflare.com2026-07-08 → 2026-08-11 · 3 obs

○ 2026-06-08 12:02:48
● 2026-07-08 05:32:42
● 2026-08-11 10:01:38

○NSverification-d3jclucsp89ganyqbydeny.ns101.verify.hn2026-05-09 → 2026-05-09 · 4 obs

○ 2017-07-03 07:17:40
● 2026-05-09 00:58:22
○ 2026-06-08 12:02:48
○ 2026-08-11 10:01:38

○MXmail.studirko.com2015-07-13 → 2017-07-03 · 4 obs

● 2015-07-13 00:30:02
● 2017-07-03 07:17:40
○ 2026-05-09 00:58:22
○ 2026-08-11 10:01:38

○MXmail2.studirko.com2015-07-13 → 2017-07-03 · 4 obs

● 2015-07-13 00:30:02
● 2017-07-03 07:17:40
○ 2026-05-09 00:58:22
○ 2026-08-11 10:01:38

●A104.21.20.1182026-07-08 → 2026-08-11 · 5 obs

○ 2026-06-08 12:02:48
● 2026-07-08 05:32:42
○ 2026-07-14 15:53:24
● 2026-07-17 20:26:40
● 2026-08-11 10:01:38

○A13.248.169.482026-05-09 → 2026-05-09 · 4 obs

○ 2017-07-03 07:17:40
● 2026-05-09 00:58:22
○ 2026-06-08 12:02:48
○ 2026-08-11 10:01:38

○A143.95.251.192015-11-17 → 2017-07-03 · 5 obs

○ 2015-07-13 00:30:02
● 2015-11-17 01:09:34
● 2017-07-03 07:17:40
○ 2026-05-09 00:58:22
○ 2026-08-11 10:01:38

●A172.67.192.1572026-07-08 → 2026-08-11 · 5 obs

○ 2026-06-08 12:02:48
● 2026-07-08 05:32:42
○ 2026-07-14 15:53:24
● 2026-07-17 20:26:40
● 2026-08-11 10:01:38

○A184.154.193.1782015-07-13 → 2015-07-13 · 3 obs

● 2015-07-13 00:30:02
○ 2015-11-17 01:09:34
○ 2026-08-11 10:01:38

○A188.114.96.02026-07-14 → 2026-07-14 · 4 obs

○ 2026-07-08 05:32:42
● 2026-07-14 15:53:24
○ 2026-07-17 20:26:40
○ 2026-08-11 10:01:38

○A188.114.97.02026-07-14 → 2026-07-14 · 4 obs

○ 2026-07-08 05:32:42
● 2026-07-14 15:53:24
○ 2026-07-17 20:26:40
○ 2026-08-11 10:01:38

●A2606:4700:3035::ac43:c09d2026-07-08 → 2026-08-11 · 5 obs

○ 2026-06-08 12:02:48
● 2026-07-08 05:32:42
○ 2026-07-14 15:53:24
● 2026-07-17 20:26:40
● 2026-08-11 10:01:38

●A2606:4700:3037::6815:14762026-07-08 → 2026-08-11 · 5 obs

○ 2026-06-08 12:02:48
● 2026-07-08 05:32:42
○ 2026-07-14 15:53:24
● 2026-07-17 20:26:40
● 2026-08-11 10:01:38

○A2a06:98c1:3120::2026-07-14 → 2026-07-14 · 4 obs

○ 2026-07-08 05:32:42
● 2026-07-14 15:53:24
○ 2026-07-17 20:26:40
○ 2026-08-11 10:01:38

○A2a06:98c1:3121::2026-07-14 → 2026-07-14 · 4 obs

○ 2026-07-08 05:32:42
● 2026-07-14 15:53:24
○ 2026-07-17 20:26:40
○ 2026-08-11 10:01:38

○A76.223.54.1462026-05-09 → 2026-05-09 · 4 obs

○ 2017-07-03 07:17:40
● 2026-05-09 00:58:22
○ 2026-06-08 12:02:48
○ 2026-08-11 10:01:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, d.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net...	-
studirko.com	rose.ns.cloudflare.com, tony.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.240

NS records: rose.ns.cloudflare.com, tony.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studirko.com (unsigned zone)

⏱️ Timing

Total: 980ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.192.157, 104.21.20.118`
AAAA	2	`2606:4700:3035::ac43:c09d, 2606:4700:3037::6815:1476`
NS	2	`rose.ns.cloudflare.com, tony.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`rose.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

studirko.com has four IP addresses: 104.21.20.118, 172.67.192.157, 2606:4700:3035::ac43:c09d and 2606:4700:3037::6815:1476.

Additional host names — leungpakchuen-fengshui.com.hk, www.imobiliarianoruega.com.br, lucknowstudy.com and two others — share IP numbers with studirko.com.

Name Servers

The NS records for studirko.com delegate to rose.ns.cloudflare.com and tony.ns.cloudflare.com.

studirko.com shares its name server setup with other domains, including wtosteel.com, tagsafari.co.za, mengvisions.com and two others.

studirko.com has at least partial name server overlap with other domains, such as yufijoxowumservices.sbs, tcdcmaterial.com, zaxianguankanmianfeidianying1.com.cn and two others.

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

Host names with 6 IP numbers:

rose.ns.cloudflare.com maps to 108.162.192.141, 172.64.32.141, 173.245.58.141 and 3 additional IP addresses.

tony.ns.cloudflare.com maps to 108.162.193.240, 172.64.33.240, 173.245.59.240 and 3 additional IP addresses.