nguyenson.dev - dns.ninja

`nguyenson.dev`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3031::ac43:c507^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:154b^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.21.75^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.197.7^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jeremy.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bb4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jeremy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jeremy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jeremy.ns.cloudflare.com`
		A	108.162.193.180^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jeremy.ns.cloudflare.com`
		A	172.64.33.180^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jeremy.ns.cloudflare.com`
		A	173.245.59.180^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jeremy.ns.cloudflare.com`
NS	`violet.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aed^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ed^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`violet.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ed^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`violet.ns.cloudflare.com`
		A	108.162.192.237^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
		A	172.64.32.237^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
		A	173.245.58.237^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`violet.ns.cloudflare.com`
MX	`mx01.mail.icloud.com` ⭐
		A	17.42.251.62^{🇺🇸 Apple17.42.0.0/16}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
			PTR	`mx3.mail.icloud.com`
		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` ⭐
		A	17.42.251.62^{🇺🇸 Apple17.42.0.0/16}
			PTR	`mx01.mail.icloud.com`
			PTR	`mx02.mail.icloud.com`
			PTR	`mx3.mail.icloud.com`
		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	`MS=ms94539790`
TXT	`apple-domain=uyiwNjGMrioYXNT8`
TXT	`google-site-verification=w8FicSZ7BLCQoI_WGHDEa1_4mOdPrgNmJDFM1zLaVdU`
TXT	`openai-domain-verification=dv-H0zHYqbZvMgkTm88Gt8xH2qH`
TXT	`v=spf1 include:icloud.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.21.75, 172.67.197.7
		IPv6 hints	2606:4700:3031::ac43:c507, 2606:4700:3034::6815:154b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=15, name=cloudflare-ech.com
SOA	`jeremy.ns.cloudflare.com`dns@cloudflare.com serial=2410800426

`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)

Same first word

nguyenson.me

nguyenson.com

nguyenson.net

nguyenson.vn

nguyenson.dev

nguyenson.com.vn

nguyenson.info

nguyenson.net.vn

Similar names

sunyongen.cn

sonnguyen.ws

sonnguyen.vn

sonnguyen.com

sonnguyen.com.vn

guysonnen.nl

DNS History

14 records (8 active, 6 former)

●NSjeremy.ns.cloudflare.com2026-04-27 → 2026-08-05 · 2 obs

● 2026-04-27 11:34:14
● 2026-08-05 10:58:36

●NSviolet.ns.cloudflare.com2026-04-27 → 2026-08-05 · 2 obs

● 2026-04-27 11:34:14
● 2026-08-05 10:58:36

●MXmx01.mail.icloud.com2026-04-27 → 2026-08-05 · 2 obs

● 2026-04-27 11:34:14
● 2026-08-05 10:58:36

●MXmx02.mail.icloud.com2026-04-27 → 2026-08-05 · 2 obs

● 2026-04-27 11:34:14
● 2026-08-05 10:58:36

●A104.21.21.752026-04-27 → 2026-08-05 · 5 obs

● 2026-04-27 11:34:14
○ 2026-04-29 20:33:58
● 2026-04-30 20:05:44
○ 2026-07-24 16:20:40
● 2026-08-05 10:58:36

●A172.67.197.72026-04-27 → 2026-08-05 · 5 obs

● 2026-04-27 11:34:14
○ 2026-04-29 20:33:58
● 2026-04-30 20:05:44
○ 2026-07-24 16:20:40
● 2026-08-05 10:58:36

○A188.114.96.02026-04-29 → 2026-07-24 · 5 obs

○ 2026-04-27 11:34:14
● 2026-04-29 20:33:58
○ 2026-04-30 20:05:44
● 2026-07-24 16:20:40
○ 2026-08-05 10:58:36

○A188.114.97.02026-04-29 → 2026-07-24 · 5 obs

○ 2026-04-27 11:34:14
● 2026-04-29 20:33:58
○ 2026-04-30 20:05:44
● 2026-07-24 16:20:40
○ 2026-08-05 10:58:36

●A2606:4700:3031::ac43:c5072026-07-09 → 2026-08-05 · 4 obs

○ 2026-06-17 12:17:34
● 2026-07-09 22:28:36
○ 2026-07-24 16:20:40
● 2026-08-05 10:58:36

●A2606:4700:3034::6815:154b2026-07-09 → 2026-08-05 · 4 obs

○ 2026-06-17 12:17:34
● 2026-07-09 22:28:36
○ 2026-07-24 16:20:40
● 2026-08-05 10:58:36

○A2606:4700:3034::ac43:c5072026-04-27 → 2026-06-17 · 6 obs

● 2026-04-27 11:34:14
○ 2026-04-29 20:33:58
● 2026-04-30 20:05:44
● 2026-06-17 12:17:34
○ 2026-07-09 22:28:36
○ 2026-08-05 10:58:36

○A2606:4700:3036::6815:154b2026-04-27 → 2026-06-17 · 6 obs

● 2026-04-27 11:34:14
○ 2026-04-29 20:33:58
● 2026-04-30 20:05:44
● 2026-06-17 12:17:34
○ 2026-07-09 22:28:36
○ 2026-08-05 10:58:36

○A2a06:98c1:3120::2026-04-29 → 2026-07-24 · 5 obs

○ 2026-04-27 11:34:14
● 2026-04-29 20:33:58
○ 2026-04-30 20:05:44
● 2026-07-24 16:20:40
○ 2026-08-05 10:58:36

○A2a06:98c1:3121::2026-04-29 → 2026-07-24 · 5 obs

○ 2026-04-27 11:34:14
● 2026-04-29 20:33:58
○ 2026-04-30 20:05:44
● 2026-07-24 16:20:40
○ 2026-08-05 10:58:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
nguyenson.dev	violet.ns.cloudflare.com, jeremy.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.237

NS records: violet.ns.cloudflare.com, jeremy.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 567ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.21.75, 172.67.197.7`
AAAA	2	`2606:4700:3031::ac43:c507, 2606:4700:3034::6815:154b`
NS	2	`jeremy.ns.cloudflare.com, violet.ns.cloudflare.com`
MX	2	`mx01.mail.icloud.com (pri: 10), mx02.mail.icloud.com (pri: 10)`
TXT	5	`MS=ms94539790, apple-domain=uyiwNjGMrioYXNT8...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jeremy.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

nguyenson.dev resolves to four IP addresses: 104.21.21.75, 172.67.197.7, 2606:4700:3031::ac43:c507 and 2606:4700:3034::6815:154b.

jjslots.co, teknikinformatika.net, mail.belisce.net and two other host names share IP numbers with nguyenson.dev.

Name Servers

Two name servers handle the delegation for nguyenson.dev: jeremy.ns.cloudflare.com and violet.ns.cloudflare.com.

nguyenson.dev uses the same name servers as several other domains — among them homeofpdf.com, turisvalencia.es, beikepdf.com and two more.

nguyenson.dev partially shares its NS delegation with several other domains, including xrpus.org, clip-art-center.com, unnichat.com.br and two others.

These name servers are regularly seen alongside reese.ns.cloudflare.com and dina.ns.cloudflare.com as name servers.

Hostnames that resolve to 6 IP addresses:

jeremy.ns.cloudflare.com resolves to 108.162.193.180, 172.64.33.180 and 173.245.59.180 among others, with 3 other IP addresses in total.

violet.ns.cloudflare.com resolves to 108.162.192.237, 172.64.32.237 and 173.245.58.237 among others, with 3 other IP addresses in total.

Mail Servers

Mail for nguyenson.dev is handled by two mail servers — mx01.mail.icloud.com and mx02.mail.icloud.com.

nguyenson.dev uses an identical mail server configuration to several other domains — among them supagency.com, dmarks.net, adrianm.dev and two more.

Hostnames that resolve to 6 IP addresses:

mx01.mail.icloud.com resolves to 17.42.251.62, 17.56.9.31 and 17.57.152.5 among others, with 3 other IP addresses in total.

mx02.mail.icloud.com resolves to 17.42.251.62, 17.56.9.31 and 17.57.152.5 among others, with 3 other IP addresses in total.

mx01.mail.icloud.com along with mx02.mail.icloud.com each resolve to 17.42.251.62 IP addresses.

mx01.mail.icloud.com along with mx02.mail.icloud.com each resolve to 17.56.9.31 IP addresses.

mx01.mail.icloud.com along with mx02.mail.icloud.com each resolve to 17.57.152.5 IP addresses.

mx01.mail.icloud.com along with mx02.mail.icloud.com each resolve to 17.57.154.33 IP addresses.

mx01.mail.icloud.com along with mx02.mail.icloud.com each resolve to 17.57.155.25 IP addresses.

mx01.mail.icloud.com along with mx02.mail.icloud.com each resolve to 17.57.156.30 IP addresses.