`alvinchang.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:a3b^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:a28f^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.10.59^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.162.143^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alfred.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c83^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alfred.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c383^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alfred.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2383^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alfred.ns.cloudflare.com`
		A	108.162.195.131^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alfred.ns.cloudflare.com`
		A	162.159.44.131^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alfred.ns.cloudflare.com`
		A	172.64.35.131^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alfred.ns.cloudflare.com`
NS	`naomi.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ad0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naomi.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`naomi.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`naomi.ns.cloudflare.com`
		A	108.162.192.208^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naomi.ns.cloudflare.com`
		A	172.64.32.208^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naomi.ns.cloudflare.com`
		A	173.245.58.208^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`naomi.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁸⁹⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁹⁴⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
TXT	`google-site-verification=c_HIQr50jWfdzDT-lzph4sSvqi-DP0Qzjodq3A-vT3A`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
TXT	`zoho-verification=zb04321001.zmverify.zoho.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.10.59, 172.67.162.143
		IPv6	2606:4700:3031::6815:a3b, 2606:4700:3031::ac43:a28f
SOA	`alfred.ns.cloudflare.com`dns@cloudflare.com serial=2400167144

`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

analytics.alvinchang.dev

Same first word

alvinchang.dev

DNS History

9 records (9 active, 0 former)

●NSalfred.ns.cloudflare.com2026-03-27 → 2026-03-30 · 2 obs

● 2026-03-27 03:54:28
● 2026-03-30 10:03:28

●NSnaomi.ns.cloudflare.com2026-03-27 → 2026-03-30 · 2 obs

● 2026-03-27 03:54:28
● 2026-03-30 10:03:28

●MXroute1.mx.cloudflare.net2026-03-27 → 2026-03-30 · 2 obs

● 2026-03-27 03:54:28
● 2026-03-30 10:03:28

●MXroute2.mx.cloudflare.net2026-03-27 → 2026-03-30 · 2 obs

● 2026-03-27 03:54:28
● 2026-03-30 10:03:28

●MXroute3.mx.cloudflare.net2026-03-27 → 2026-03-30 · 2 obs

● 2026-03-27 03:54:28
● 2026-03-30 10:03:28

●A104.21.10.592026-03-27 → 2026-03-30 · 2 obs

● 2026-03-27 03:54:28
● 2026-03-30 10:03:28

●A172.67.162.1432026-03-27 → 2026-03-30 · 2 obs

● 2026-03-27 03:54:28
● 2026-03-30 10:03:28

●A2606:4700:3031::6815:a3b2026-03-27 → 2026-03-30 · 2 obs

● 2026-03-27 03:54:28
● 2026-03-30 10:03:28

●A2606:4700:3031::ac43:a28f2026-03-27 → 2026-03-30 · 2 obs

● 2026-03-27 03:54:28
● 2026-03-30 10:03:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
alvinchang.dev	naomi.ns.cloudflare.com, alfred.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.195.131

NS records: naomi.ns.cloudflare.com, alfred.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for alvinchang.dev (unsigned zone)

⏱️ Timing

Total: 577ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.162.143, 104.21.10.59`
AAAA	2	`2606:4700:3031::ac43:a28f, 2606:4700:3031::6815:a3b`
NS	2	`alfred.ns.cloudflare.com, naomi.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 31), route2.mx.cloudflare.net (pri: 89)...`
TXT	3	`google-site-verification=c_HIQr50jWfdzDT, v=spf1 include:_spf.mx.cloudflare.net ~a...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alfred.ns.cloudflare.com dns.cloudflare.`

Analysis

Hierarchy

analytics.alvinchang.dev is a child of alvinchang.dev.

IP Addresses

alvinchang.dev refers to four IP numbers: 2606:4700:3031::6815:a3b, 2606:4700:3031::ac43:a28f, 104.21.10.59 and 172.67.162.143.

Other host names, for instance pushcommerce.com, neisai.cn, kinkychest.com, yifeng4.com and www.duangtawanhotelchiangmai.com share IP numbers with alvinchang.dev.

Name Servers

alvinchang.dev's delegation uses two name servers: alfred.ns.cloudflare.com and naomi.ns.cloudflare.com.

alvinchang.dev uses the same name server setup as other domains, such as blindrelieffund.org, obzorpo.ru, smithhanleyconsulting.com, ls88af.com and gudangmoney.org.

alvinchang.dev at least partially shares name servers with other domains, including createmasters.edu.pl, binomo-investment.com, namisouthernnevada.org, numtracker.com and coin-pr.com.

these name servers are commonly used alongside the name servers damon.ns.cloudflare.com, dns1.ednsglobal.net, dns2.ednsglobal.net, dns3.ednsglobal.net and dns4.ednsglobal.net.

Host names with six IP numbers:

alfred.ns.cloudflare.com points to 2606:4700:58::a29f:2c83, 2803:f800:50::6ca2:c383, 2a06:98c1:50::ac40:2383, 108.162.195.131, 162.159.44.131 and 172.64.35.131.

naomi.ns.cloudflare.com points to 2606:4700:50::adf5:3ad0, 2803:f800:50::6ca2:c0d0, 2a06:98c1:50::ac40:20d0, 108.162.192.208, 172.64.32.208 and 173.245.58.208.

Mail Servers

Three mail servers handle alvinchang.dev: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

alvinchang.dev shares at least some mail servers with other domains, for example aliasmedia.uk, mc-chur.ch, segcards.com, desi(0x626f6f62)s.club and 10minemail.com.

Host names with six IP numbers:

route1.mx.cloudflare.net points to: 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13

route2.mx.cloudflare.net points to: 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19

route3.mx.cloudflare.net points to: 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25

alvinchang.dev - robtex.com

alvinchang.dev

dev

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`alvinchang.dev`

`dev`