`joinuskorea.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:339a^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:b617^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.51.154^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.182.23^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`marissa.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2672^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marissa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c272^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`marissa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2272^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`marissa.ns.cloudflare.com`
		A	108.162.194.114^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marissa.ns.cloudflare.com`
		A	162.159.38.114^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marissa.ns.cloudflare.com`
		A	172.64.34.114^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marissa.ns.cloudflare.com`
NS	`matt.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b83^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c183^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`matt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2183^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`matt.ns.cloudflare.com`
		A	108.162.193.131^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
		A	172.64.33.131^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
		A	173.245.59.131^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`matt.ns.cloudflare.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c06::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bg-in-f26.1e100.net`
		A	2607:f8b0:4004:c07::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f26.1e100.net`
		A	2607:f8b0:4004:c07::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f27.1e100.net`
		A	2607:f8b0:4004:c29::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-in-f27.1e100.net`
		A	172.253.62.26^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f26.1e100.net`
		A	172.253.62.27^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f27.1e100.net`
		A	172.253.115.26^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f26.1e100.net`
		A	172.253.115.27^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f27.1e100.net`
		A	173.194.45.26^{🇺🇸 Google173.194.0.0/16}
			PTR	`yuiadum-in-f26.1e100.net`
MX	`aspmx.daum.net`⁽¹⁰⁾
		A	121.53.85.23^{🇰🇷 KAKAO-AY1121.53.80.0/21 Kakao}
MX	`alt.aspmx.daum.net`⁽²⁰⁾
		A	121.53.85.23^{🇰🇷 KAKAO-AY1121.53.80.0/21 Kakao}
TXT	`MS=ms94007068`
TXT	`[daum-verification:6Du3Muy7rzgG-DSaw67-Lg00]`
TXT	`canva-site-verification=zQL85mQQiA3hwG333jOsjQ`
TXT	`facebook-domain-verification=vd98yia87g8a9ynuikpc2ro8g0mxog`
TXT	`google-site-verification=WY_crPCX7gvEdNPfEd8vAqHL6lzrcAY3BSnEXS0HmMI`
TXT	`google-site-verification=eYXnST-xfUB1XcSDcAbEDj_c35frSmFHkyJZt_TIL9A`
TXT	`mailer.domain.verification=INzmi8mSUy3hk5yGRK3cEtA5K07xQY`
TXT	`slack-domain-verification=N0DAslTv39htc5fu2KKA1NP3v8wqwZoyuBAiXPgE`
TXT	`v=spf1 include:_spf.daum.net include:_spf.google.com include:_spf.naver.com i...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.51.154, 172.67.182.23
		IPv6 hints	2606:4700:3031::6815:339a, 2606:4700:3036::ac43:b617
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=102, name=cloudflare-ech.com
SOA	`marissa.ns.cloudflare.com`dns@cloudflare.com serial=2408566271

`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=1783665203

Same first word

joinuskorea.org

DNS History

25 records (9 active, 16 former)

●NSmarissa.ns.cloudflare.com2026-05-18 → 2026-07-10 · 3 obs

○ 2020-03-18 22:42:00
● 2026-05-18 16:33:12
● 2026-07-10 07:04:50

●NSmatt.ns.cloudflare.com2026-05-18 → 2026-07-10 · 3 obs

○ 2020-03-18 22:42:00
● 2026-05-18 16:33:12
● 2026-07-10 07:04:50

○NSns1.hosting.co.kr2015-05-28 → 2020-03-18 · 4 obs

● 2015-05-28 05:16:44
● 2020-03-18 22:42:00
○ 2026-05-18 16:33:12
○ 2026-07-10 07:04:50

○NSns2.hosting.co.kr2015-05-28 → 2020-03-18 · 4 obs

● 2015-05-28 05:16:44
● 2020-03-18 22:42:00
○ 2026-05-18 16:33:12
○ 2026-07-10 07:04:50

●MXalt.aspmx.daum.net2015-05-28 → 2026-07-10 · 2 obs

● 2015-05-28 05:16:44
● 2026-07-10 07:04:50

○MXalt1.aspmx.l.google.com2015-05-28 → 2020-03-18 · 4 obs

● 2015-05-28 05:16:44
● 2020-03-18 22:42:00
○ 2026-05-18 16:33:12
○ 2026-07-10 07:04:50

○MXalt2.aspmx.l.google.com2015-05-28 → 2020-03-18 · 4 obs

● 2015-05-28 05:16:44
● 2020-03-18 22:42:00
○ 2026-05-18 16:33:12
○ 2026-07-10 07:04:50

●MXaspmx.daum.net2015-05-28 → 2026-07-10 · 2 obs

● 2015-05-28 05:16:44
● 2026-07-10 07:04:50

○MXaspmx.l.google.com2015-05-28 → 2020-03-18 · 4 obs

● 2015-05-28 05:16:44
● 2020-03-18 22:42:00
○ 2026-05-18 16:33:12
○ 2026-07-10 07:04:50

○MXaspmx2.googlemail.com2015-05-28 → 2020-03-18 · 4 obs

● 2015-05-28 05:16:44
● 2020-03-18 22:42:00
○ 2026-05-18 16:33:12
○ 2026-07-10 07:04:50

○MXaspmx3.googlemail.com2015-05-28 → 2020-03-18 · 4 obs

● 2015-05-28 05:16:44
● 2020-03-18 22:42:00
○ 2026-05-18 16:33:12
○ 2026-07-10 07:04:50

○MXaspmx4.googlemail.com2015-05-28 → 2020-03-18 · 4 obs

● 2015-05-28 05:16:44
● 2020-03-18 22:42:00
○ 2026-05-18 16:33:12
○ 2026-07-10 07:04:50

○MXaspmx5.googlemail.com2015-05-28 → 2020-03-18 · 4 obs

● 2015-05-28 05:16:44
● 2020-03-18 22:42:00
○ 2026-05-18 16:33:12
○ 2026-07-10 07:04:50

●MXsmtp.google.com2026-05-18 → 2026-07-10 · 3 obs

○ 2020-03-18 22:42:00
● 2026-05-18 16:33:12
● 2026-07-10 07:04:50

●A104.21.51.1542026-05-18 → 2026-07-10 · 7 obs

○ 2020-03-18 22:42:00
● 2026-05-18 16:33:12
● 2026-05-31 21:09:30
○ 2026-06-14 21:22:58
○ 2026-06-18 03:07:10
● 2026-06-28 09:36:14
● 2026-07-10 07:04:50

●A172.67.182.232026-05-18 → 2026-07-10 · 7 obs

○ 2020-03-18 22:42:00
● 2026-05-18 16:33:12
● 2026-05-31 21:09:30
○ 2026-06-14 21:22:58
○ 2026-06-18 03:07:10
● 2026-06-28 09:36:14
● 2026-07-10 07:04:50

○A188.114.96.02026-06-14 → 2026-06-18 · 5 obs

○ 2026-05-31 21:09:30
● 2026-06-14 21:22:58
● 2026-06-18 03:07:10
○ 2026-06-28 09:36:14
○ 2026-07-10 07:04:50

○A188.114.97.02026-06-14 → 2026-06-18 · 5 obs

○ 2026-05-31 21:09:30
● 2026-06-14 21:22:58
● 2026-06-18 03:07:10
○ 2026-06-28 09:36:14
○ 2026-07-10 07:04:50

○A211.234.63.2322015-05-28 → 2020-03-18 · 4 obs

● 2015-05-28 05:16:44
● 2020-03-18 22:42:00
○ 2026-05-18 16:33:12
○ 2026-07-10 07:04:50

●A2606:4700:3031::6815:339a2026-06-28 → 2026-07-10 · 3 obs

○ 2026-06-18 03:07:10
● 2026-06-28 09:36:14
● 2026-07-10 07:04:50

●A2606:4700:3036::ac43:b6172026-06-28 → 2026-07-10 · 3 obs

○ 2026-06-18 03:07:10
● 2026-06-28 09:36:14
● 2026-07-10 07:04:50

○A2606:4700:3037::6815:339a2026-05-18 → 2026-05-31 · 5 obs

○ 2020-03-18 22:42:00
● 2026-05-18 16:33:12
● 2026-05-31 21:09:30
○ 2026-06-14 21:22:58
○ 2026-07-10 07:04:50

○A2606:4700:3037::ac43:b6172026-05-18 → 2026-05-31 · 5 obs

○ 2020-03-18 22:42:00
● 2026-05-18 16:33:12
● 2026-05-31 21:09:30
○ 2026-06-14 21:22:58
○ 2026-07-10 07:04:50

○A2a06:98c1:3120::2026-06-14 → 2026-06-18 · 5 obs

○ 2026-05-31 21:09:30
● 2026-06-14 21:22:58
● 2026-06-18 03:07:10
○ 2026-06-28 09:36:14
○ 2026-07-10 07:04:50

○A2a06:98c1:3121::2026-06-14 → 2026-06-18 · 5 obs

○ 2026-05-31 21:09:30
● 2026-06-14 21:22:58
● 2026-06-18 03:07:10
○ 2026-06-28 09:36:14
○ 2026-07-10 07:04:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
joinuskorea.org	matt.ns.cloudflare.com, marissa.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.131

NS records: matt.ns.cloudflare.com, marissa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for joinuskorea.org (unsigned zone)

⏱️ Timing

Total: 528ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.51.154, 172.67.182.23`
AAAA	2	`2606:4700:3036::ac43:b617, 2606:4700:3031::6815:339a`
NS	2	`marissa.ns.cloudflare.com, matt.ns.cloudflare.com`
MX	3	`smtp.google.com (pri: 1), aspmx.daum.net (pri: 10)...`
TXT	9	`MS=ms94007068, [daum-verification:6Du3Muy7rzgG-DSaw67-L...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`marissa.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

joinuskorea.org resolves to four IP addresses: 104.21.51.154, 172.67.182.23, 2606:4700:3031::6815:339a and 2606:4700:3036::ac43:b617.

Additional host names — montanamigrantcouncil.org, leslieshows.com, cdn4.consolatorius.shop and two others — share IP numbers with joinuskorea.org.

Name Servers

joinuskorea.org is served by two delegated name servers, marissa.ns.cloudflare.com and matt.ns.cloudflare.com.

joinuskorea.org shares its name server setup with other domains, including areshd.com, trilliondigital.com, acgc.net and two others.

joinuskorea.org shares at least some of its name servers with other domains, including para-mag.com, vaanosai.com, naviuser.at and two others.

These name servers are frequently seen alongside the name servers albert.ns.cloudflare.com.

Host names with 6 IP numbers:

marissa.ns.cloudflare.com carries IP addresses 108.162.194.114, 162.159.38.114 and 172.64.34.114, with 3 other addresses beyond those.

matt.ns.cloudflare.com carries IP addresses 108.162.193.131, 172.64.33.131 and 173.245.59.131, with 3 other addresses beyond those.

Mail Servers

joinuskorea.org is handled by three mail servers: smtp.google.com, aspmx.daum.net and alt.aspmx.daum.net.

joinuskorea.org shares mail servers — at least in part — with other domains, including novakova-atelier.com, klutchentertainment.com, hkostudio.com and two others.

These mail servers are frequently used alongside the mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and alt3.aspmx.l.google.com, plus two others.

Host names with 9 IP numbers:

smtp.google.com carries IP addresses 172.253.62.26, 172.253.62.27 and 172.253.115.26, with 6 other addresses beyond those.

Host names pointing to a single IP address:

aspmx.daum.net points to the IP address 121.53.85.23.

alt.aspmx.daum.net points to the IP address 121.53.85.23.

These two host names — aspmx.daum.net and alt.aspmx.daum.net — each point to 121.53.85.23 IP addresses.

joinuskorea.org - robtex.com

joinuskorea.org

org

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`joinuskorea.org`

`org`