`jinwoo.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:b351^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:43b4^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.67.180^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.179.81^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`graham.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bab^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`graham.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ab^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`graham.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ab^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`graham.ns.cloudflare.com`
		A	108.162.193.171^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`graham.ns.cloudflare.com`
		A	172.64.33.171^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`graham.ns.cloudflare.com`
		A	173.245.59.171^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`graham.ns.cloudflare.com`
NS	`jade.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aa7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jade.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jade.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jade.ns.cloudflare.com`
		A	108.162.192.167^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jade.ns.cloudflare.com`
		A	172.64.32.167^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jade.ns.cloudflare.com`
		A	173.245.58.167^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jade.ns.cloudflare.com`
MX	`mx01.mail.icloud.com` ⭐
		A	17.42.251.62^{🇺🇸 Apple17.42.0.0/16}
		A	17.56.9.31^{🇺🇸 Apple17.56.9.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.152.5^{🇺🇸 Apple17.57.152.0/23}
			PTR	`ic4-privaterelay.appleid.com`
			PTR	`smtp1.ic4-privaterelay.appleid.com`
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.154.33^{🇺🇸 Apple17.57.154.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.155.25^{🇺🇸 Apple17.57.155.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.156.30^{🇺🇸 Apple17.57.156.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
MX	`mx02.mail.icloud.com`⁽²⁰⁾
		A	17.42.251.62^{🇺🇸 Apple17.42.0.0/16}
		A	17.56.9.31^{🇺🇸 Apple17.56.9.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.152.5^{🇺🇸 Apple17.57.152.0/23}
			PTR	`ic4-privaterelay.appleid.com`
			PTR	`smtp1.ic4-privaterelay.appleid.com`
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.154.33^{🇺🇸 Apple17.57.154.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.155.25^{🇺🇸 Apple17.57.155.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
		A	17.57.156.30^{🇺🇸 Apple17.57.156.0/24}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
TXT	`apple-domain=yNBgXDlv1cRz72OW`
TXT	`v=spf1 redirect=icloud.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.67.180, 172.67.179.81
		IPv6 hints	2606:4700:3031::ac43:b351, 2606:4700:3034::6815:43b4
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=49, name=cloudflare-ech.com
SOA	`graham.ns.cloudflare.com`dns@cloudflare.com serial=2410867553

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Subdomains

dns.jinwoo.dev

Same first word

jinwoo.ru

jinwoo.cn

jinwoo.dev

jinwoo.net

jinwoo.xyz

Similar names

joowin.net

winojo.com

woojin.me

woonji.com

woojin.fr

woojin.de

jowion.com

joinow.com

joinow.co.za

winjoo.com

woojin.cn

woojin.com.tw

joowin.com

woojin.biz

niwooj.org

woojin.co

joinow.blogspot.com

woojin.or.kr

jowoni.com

woojin.com.cn

wijono.de

woojin.net

woojin.eu

woojin.co.kr

woojin.ru

wijono.com

joinow.net

DNS History

9 records (8 active, 1 former)

●NSgraham.ns.cloudflare.com2026-05-12 → 2026-07-31 · 2 obs

● 2026-05-12 22:29:50
● 2026-07-31 10:59:56

●NSjade.ns.cloudflare.com2026-05-12 → 2026-07-31 · 2 obs

● 2026-05-12 22:29:50
● 2026-07-31 10:59:56

●MXmx01.mail.icloud.com2026-05-12 → 2026-07-31 · 2 obs

● 2026-05-12 22:29:50
● 2026-07-31 10:59:56

●MXmx02.mail.icloud.com2026-05-12 → 2026-07-31 · 2 obs

● 2026-05-12 22:29:50
● 2026-07-31 10:59:56

●A104.21.67.1802026-05-12 → 2026-07-31 · 2 obs

● 2026-05-12 22:29:50
● 2026-07-31 10:59:56

●A172.67.179.812026-05-12 → 2026-07-31 · 2 obs

● 2026-05-12 22:29:50
● 2026-07-31 10:59:56

●A2606:4700:3031::ac43:b3512026-05-12 → 2026-07-31 · 2 obs

● 2026-05-12 22:29:50
● 2026-07-31 10:59:56

●A2606:4700:3034::6815:43b42026-06-24 → 2026-07-31 · 3 obs

○ 2026-05-12 22:29:50
● 2026-06-24 09:00:34
● 2026-07-31 10:59:56

○A2606:4700:3035::6815:43b42026-05-12 → 2026-05-12 · 3 obs

● 2026-05-12 22:29:50
○ 2026-06-24 09:00:34
○ 2026-07-31 10:59:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
jinwoo.dev	graham.ns.cloudflare.com, jade.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.171

NS records: graham.ns.cloudflare.com, jade.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jinwoo.dev (unsigned zone)

⏱️ Timing

Total: 635ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.67.180, 172.67.179.81`
AAAA	2	`2606:4700:3034::6815:43b4, 2606:4700:3031::ac43:b351`
NS	2	`graham.ns.cloudflare.com, jade.ns.cloudflare.com`
MX	2	`mx01.mail.icloud.com (pri: 10), mx02.mail.icloud.com (pri: 20)`
TXT	2	`apple-domain=yNBgXDlv1cRz72OW, v=spf1 redirect=icloud.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`graham.ns.cloudflare.com dns.cloudflare.`

Analysis

Hierarchy

jinwoo.dev serves as the parent of dns.jinwoo.dev.

IP Addresses

jinwoo.dev has four IP addresses: 104.21.67.180, 172.67.179.81, 2606:4700:3031::ac43:b351 and 2606:4700:3034::6815:43b4.

Two other host names, along with muzgen.net, fastroexpress.com and www.dmrock.com, also share IP numbers with jinwoo.dev.

Name Servers

jinwoo.dev is delegated to two name servers: graham.ns.cloudflare.com and jade.ns.cloudflare.com.

jinwoo.dev shares its NS records with other domains, for example bulk.com, irbcontas.org.br, rouav55.lol and two others.

jinwoo.dev has at least partial name server overlap with other domains, such as dominoprintingmexico.mx, bostonluxuryapartment.com, kyfootandankle.com and two others.

These name servers tend to appear together with the name servers june.ns.cloudflare.com, henry.ns.cloudflare.com and terin.ns.cloudflare.com.

DNS names with 6 IP addresses:

graham.ns.cloudflare.com resolves to 108.162.193.171, 172.64.33.171, 173.245.59.171 and 3 other IP addresses.

jade.ns.cloudflare.com resolves to 108.162.192.167, 172.64.32.167, 173.245.58.167 and 3 other IP addresses.

Mail Servers

jinwoo.dev is served by two mail servers, mx01.mail.icloud.com and mx02.mail.icloud.com.

Among the domains sharing a mail server setup with jinwoo.dev are lyullc.com, martineli.org, denylab.com and two others.

At least some of jinwoo.dev's mail servers are shared with other domains, among them ghiuta.com, celebrating-you.org, clarksvilleva.events and saarinen.org.

DNS names with 6 IP addresses:

mx01.mail.icloud.com resolves to 17.42.251.62, 17.56.9.31, 17.57.152.5 and 3 other IP addresses.

mx02.mail.icloud.com resolves to 17.42.251.62, 17.56.9.31, 17.57.152.5 and 3 other IP addresses.

mx01.mail.icloud.com and mx02.mail.icloud.com are host names that each point to 17.42.251.62 IP addresses.

mx01.mail.icloud.com and mx02.mail.icloud.com are host names that each point to 17.56.9.31 IP addresses.

mx01.mail.icloud.com and mx02.mail.icloud.com are host names that each point to 17.57.152.5 IP addresses.

mx01.mail.icloud.com and mx02.mail.icloud.com are host names that each point to 17.57.154.33 IP addresses.

mx01.mail.icloud.com and mx02.mail.icloud.com are host names that each point to 17.57.155.25 IP addresses.

mx01.mail.icloud.com and mx02.mail.icloud.com are host names that each point to 17.57.156.30 IP addresses.

jinwoo.dev - robtex.com

jinwoo.dev

dev

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`jinwoo.dev`

`dev`