`koreaktk.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:5b5^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:85b3^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.5.181^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.133.179^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`matteo.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2ce0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matteo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3e0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`matteo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23e0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`matteo.ns.cloudflare.com`
		A	108.162.195.224^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matteo.ns.cloudflare.com`
		A	162.159.44.224^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matteo.ns.cloudflare.com`
		A	172.64.35.224^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matteo.ns.cloudflare.com`
NS	`nora.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ad5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nora.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nora.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nora.ns.cloudflare.com`
		A	108.162.192.213^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nora.ns.cloudflare.com`
		A	172.64.32.213^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nora.ns.cloudflare.com`
		A	173.245.58.213^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nora.ns.cloudflare.com`
MX	`mx1-hosting.jellyfish.systems` ⭐
		A	162.255.118.28^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`oxse3a.privateemail.com`
MX	`mx2-hosting.jellyfish.systems`⁽¹⁰⁾
		A	162.255.118.29^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`oxse2b.privateemail.com`
MX	`mx3-hosting.jellyfish.systems`⁽²⁰⁾
		A	162.255.118.13^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`mx3-hosting.jellyfish.systems`
TXT	`v=spf1 +a +mx +ip4:162.0.232.73 include:spf.web-hosting.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.5.181, 172.67.133.179
		IPv6 hints	2606:4700:3033::6815:5b5, 2606:4700:3033::ac43:85b3
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=151, name=cloudflare-ech.com
SOA	`matteo.ns.cloudflare.com`dns@cloudflare.com serial=2397912468

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1776229625

rank #539196 globally
rank #40120 in the tld

Previously NS for

koreaktk.org

Same first word

koreaktk.org

DNS History

15 records (9 active, 6 former)

○NSkoreaktk.org2018-05-06 → 2018-05-06 · 3 obs

● 2018-05-06 20:27:54
○ 2026-03-16 06:05:18
○ 2026-04-15 05:31:54

●NSmatteo.ns.cloudflare.com2026-03-16 → 2026-04-15 · 3 obs

○ 2018-05-06 20:27:54
● 2026-03-16 06:05:18
● 2026-04-15 05:31:54

●NSnora.ns.cloudflare.com2026-03-16 → 2026-04-15 · 3 obs

○ 2018-05-06 20:27:54
● 2026-03-16 06:05:18
● 2026-04-15 05:31:54

○NSns.koreaktk.org2018-05-06 → 2018-05-06 · 3 obs

● 2018-05-06 20:27:54
○ 2026-03-16 06:05:18
○ 2026-04-15 05:31:54

○NSns1.koreaktk.org2018-05-06 → 2018-05-06 · 3 obs

● 2018-05-06 20:27:54
○ 2026-03-16 06:05:18
○ 2026-04-15 05:31:54

○NSns2.koreaktk.org2018-05-06 → 2018-05-06 · 3 obs

● 2018-05-06 20:27:54
○ 2026-03-16 06:05:18
○ 2026-04-15 05:31:54

○NSns3.koreaktk.org2018-05-06 → 2018-05-06 · 3 obs

● 2018-05-06 20:27:54
○ 2026-03-16 06:05:18
○ 2026-04-15 05:31:54

●MXmx1-hosting.jellyfish.systems2026-03-16 → 2026-04-15 · 2 obs

● 2026-03-16 06:05:18
● 2026-04-15 05:31:54

●MXmx2-hosting.jellyfish.systems2026-03-16 → 2026-04-15 · 2 obs

● 2026-03-16 06:05:18
● 2026-04-15 05:31:54

●MXmx3-hosting.jellyfish.systems2026-03-16 → 2026-04-15 · 2 obs

● 2026-03-16 06:05:18
● 2026-04-15 05:31:54

●A104.21.5.1812026-03-16 → 2026-04-15 · 3 obs

○ 2018-05-06 20:27:54
● 2026-03-16 06:05:18
● 2026-04-15 05:31:54

○A110.10.129.1182018-05-06 → 2018-05-06 · 3 obs

● 2018-05-06 20:27:54
○ 2026-03-16 06:05:18
○ 2026-04-15 05:31:54

●A172.67.133.1792026-03-16 → 2026-04-15 · 3 obs

○ 2018-05-06 20:27:54
● 2026-03-16 06:05:18
● 2026-04-15 05:31:54

●A2606:4700:3033::6815:5b52026-03-16 → 2026-04-15 · 3 obs

○ 2018-05-06 20:27:54
● 2026-03-16 06:05:18
● 2026-04-15 05:31:54

●A2606:4700:3033::ac43:85b32026-03-16 → 2026-04-15 · 3 obs

○ 2018-05-06 20:27:54
● 2026-03-16 06:05:18
● 2026-04-15 05:31:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
koreaktk.org	nora.ns.cloudflare.com, matteo.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.213

NS records: nora.ns.cloudflare.com, matteo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for koreaktk.org (unsigned zone)

⏱️ Timing

Total: 439ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.5.181, 172.67.133.179`
AAAA	2	`2606:4700:3033::ac43:85b3, 2606:4700:3033::6815:5b5`
NS	2	`matteo.ns.cloudflare.com, nora.ns.cloudflare.com`
MX	3	`mx2-hosting.jellyfish.systems (pri: 10), mx3-hosting.jellyfish.systems (pri: 20)...`
TXT	1	`v=spf1 +a +mx +ip4:162.0.232.73 include:`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`matteo.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

Four IP numbers are pointed to by koreaktk.org: 2606:4700:3033::6815:5b5, 2606:4700:3033::ac43:85b3, 104.21.5.181 and 172.67.133.179.

other host names including idb.adreach.co, r-media.pl, (0x6e616b6564)teens.space, namutek.com and bunnellfamily.com share IP numbers with koreaktk.org.

Name Servers

koreaktk.org is delegated to two name servers matteo.ns.cloudflare.com and nora.ns.cloudflare.com.

koreaktk.org shares the same name server setup as other domains, for instance johnstrogerhospital.org, mariasharapovaar.biz, okoutletsun.top, medigroups.id and modricluka-ar.biz.

koreaktk.org at least partially shares name servers with other domains, for instance mxphone.com, gardenandcrafty.com, slototribe.com, bullishdegensol.org and 6347ll.com.

These name servers are commonly used alongside mckinley.ns.cloudflare.com and ali.ns.cloudflare.com.

Host names with six IP numbers:

Host name matteo.ns.cloudflare.com points to: 2606:4700:58::a29f:2ce0, 2803:f800:50::6ca2:c3e0, 2a06:98c1:50::ac40:23e0, 108.162.195.224, 162.159.44.224 and 172.64.35.224.

Host name nora.ns.cloudflare.com points to: 2606:4700:50::adf5:3ad5, 2803:f800:50::6ca2:c0d5, 2a06:98c1:50::ac40:20d5, 108.162.192.213, 172.64.32.213 and 173.245.58.213.

Mail Servers

koreaktk.org is handled by three mail servers: mx1-hosting.jellyfish.systems, mx2-hosting.jellyfish.systems and mx3-hosting.jellyfish.systems.

koreaktk.org shares some mail servers with other domains, at least partially, for instance a-silent-voice.online, redlandsdiamonddistrict.com, transtv45.com, landerscpa.com and lezoya.com.

Host names with one IP number: mx1-hosting.jellyfish.systems points to 162.255.118.28; mx2-hosting.jellyfish.systems points to 162.255.118.29; mx3-hosting.jellyfish.systems points to 162.255.118.13.

koreaktk.org - robtex.com

koreaktk.org

org

Previously NS for

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`koreaktk.org`

`org`