decoding.edu.hk - dns.ninja

`decoding.edu.hk`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:480a^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:ad68^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.72.10^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.173.104^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`eric.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b70^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eric.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c170^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`eric.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2170^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`eric.ns.cloudflare.com`
		A	108.162.193.112^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eric.ns.cloudflare.com`
		A	172.64.33.112^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eric.ns.cloudflare.com`
		A	173.245.59.112^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eric.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	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1d::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f26.1e100.net`
		A	192.178.155.27^{🇺🇸 Google192.178.155.0/24}
			PTR	`yuiadrs-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽³⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽⁴⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
TXT	`MS=226E3C2BC896D5BE18B9CC3A8683A2E238C47309`
TXT	`google-site-verification=Rfp0vLFSXQ-cZ8v1oFnecUxNhShPj17uGlMqQhlWePY`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.72.10, 172.67.173.104
		IPv6 hints	2606:4700:3032::6815:480a, 2606:4700:3033::ac43:ad68
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=75, name=cloudflare-ech.com
SOA	`eric.ns.cloudflare.com`dns@cloudflare.com serial=2405851727

`edu.hk`

	DNSSEC	⚠️ Not signed
	NS	`ns3.hkirc.net.hk` ⭐
	NS	`c.hkirc.net.hk` ⚠️ Not in parent delegation
	NS	`d.hkirc.net.hk` ⚠️ Not in parent delegation
	NS	`m.hkirc.net.hk` ⚠️ Not in parent delegation
	NS	`t.hkirc.net.hk` ⚠️ Not in parent delegation
	NS	`u.hkirc.net.hk` ⚠️ Not in parent delegation
	NS	`v.hkirc.net.hk` ⚠️ Not in parent delegation
	NS	`x.hkirc.net.hk` ⚠️ Not in parent delegation
	NS	`y.hkirc.net.hk` ⚠️ Not in parent delegation
	NS	`z.hkirc.net.hk` ⚠️ Not in parent delegation
	SOA	`ns3.hkirc.net.hk`hostmaster@hkirc.net.hk serial=2070835004

WOT: SAFE (79/100)

Same first word

decoding.net

decoding.ru

decoding.it

decoding.org

decoding.edu.hk

decoding.news

decoding.chat

decoding.de

decoding.tech

decoding.in

decoding.co.uk

decoding.market

decoding.us

decoding.me

decoding.io

decoding.life

decoding.fr

decoding.be

Similar names

gideondc.com

codeding.com

codeding.app

dingcode.cn

codingde.com

dingcode.com

dongcedi.com

edcoding.com

dingdeco.cn

DNS History

21 records (11 active, 10 former)

●NSeric.ns.cloudflare.com2017-03-16 → 2026-06-17 · 2 obs

● 2017-03-16 17:49:06
● 2026-06-17 00:13:22

●NSviolet.ns.cloudflare.com2017-03-16 → 2026-06-17 · 2 obs

● 2017-03-16 17:49:06
● 2026-06-17 00:13:22

●MXalt1.aspmx.l.google.com2017-03-16 → 2026-06-17 · 2 obs

● 2017-03-16 17:49:06
● 2026-06-17 00:13:22

●MXalt2.aspmx.l.google.com2017-03-16 → 2026-06-17 · 2 obs

● 2017-03-16 17:49:06
● 2026-06-17 00:13:22

●MXaspmx.l.google.com2017-03-16 → 2026-06-17 · 2 obs

● 2017-03-16 17:49:06
● 2026-06-17 00:13:22

●MXaspmx2.googlemail.com2017-03-16 → 2026-06-17 · 2 obs

● 2017-03-16 17:49:06
● 2026-06-17 00:13:22

●MXaspmx3.googlemail.com2017-03-16 → 2026-06-17 · 2 obs

● 2017-03-16 17:49:06
● 2026-06-17 00:13:22

●A104.21.72.102026-02-16 → 2026-06-17 · 6 obs

○ 2020-03-25 12:35:54
● 2026-02-16 17:22:30
● 2026-02-18 01:13:10
○ 2026-03-06 15:07:14
● 2026-03-16 04:23:58
● 2026-06-17 00:13:22

○A104.24.118.1982017-03-16 → 2020-03-25 · 4 obs

● 2017-03-16 17:49:06
● 2020-03-25 12:35:54
○ 2026-02-16 17:22:30
○ 2026-06-17 00:13:22

○A104.24.119.1982017-03-16 → 2020-03-25 · 4 obs

● 2017-03-16 17:49:06
● 2020-03-25 12:35:54
○ 2026-02-16 17:22:30
○ 2026-06-17 00:13:22

●A172.67.173.1042026-02-16 → 2026-06-17 · 6 obs

○ 2020-03-25 12:35:54
● 2026-02-16 17:22:30
● 2026-02-18 01:13:10
○ 2026-03-06 15:07:14
● 2026-03-16 04:23:58
● 2026-06-17 00:13:22

○A188.114.96.02026-03-06 → 2026-03-06 · 4 obs

○ 2026-02-18 01:13:10
● 2026-03-06 15:07:14
○ 2026-03-16 04:23:58
○ 2026-06-17 00:13:22

○A188.114.97.02026-03-06 → 2026-03-06 · 4 obs

○ 2026-02-18 01:13:10
● 2026-03-06 15:07:14
○ 2026-03-16 04:23:58
○ 2026-06-17 00:13:22

○A2400:cb00:2048:1::6818:76c62017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 17:49:06
○ 2020-03-25 12:35:54
○ 2026-06-17 00:13:22

○A2400:cb00:2048:1::6818:77c62017-03-16 → 2017-03-16 · 3 obs

● 2017-03-16 17:49:06
○ 2020-03-25 12:35:54
○ 2026-06-17 00:13:22

●A2606:4700:3032::6815:480a2026-02-16 → 2026-06-17 · 6 obs

○ 2020-03-25 12:35:54
● 2026-02-16 17:22:30
● 2026-02-18 01:13:10
○ 2026-03-06 15:07:14
● 2026-03-16 04:23:58
● 2026-06-17 00:13:22

●A2606:4700:3033::ac43:ad682026-02-16 → 2026-06-17 · 6 obs

○ 2020-03-25 12:35:54
● 2026-02-16 17:22:30
● 2026-02-18 01:13:10
○ 2026-03-06 15:07:14
● 2026-03-16 04:23:58
● 2026-06-17 00:13:22

○A2606:4700:3036::6818:76c62020-03-25 → 2020-03-25 · 4 obs

○ 2017-03-16 17:49:06
● 2020-03-25 12:35:54
○ 2026-02-16 17:22:30
○ 2026-06-17 00:13:22

○A2606:4700:3037::6818:77c62020-03-25 → 2020-03-25 · 4 obs

○ 2017-03-16 17:49:06
● 2020-03-25 12:35:54
○ 2026-02-16 17:22:30
○ 2026-06-17 00:13:22

○A2a06:98c1:3120::2026-03-06 → 2026-03-06 · 4 obs

○ 2026-02-18 01:13:10
● 2026-03-06 15:07:14
○ 2026-03-16 04:23:58
○ 2026-06-17 00:13:22

○A2a06:98c1:3121::2026-03-06 → 2026-03-06 · 4 obs

○ 2026-02-18 01:13:10
● 2026-03-06 15:07:14
○ 2026-03-16 04:23:58
○ 2026-06-17 00:13:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
hk	d.hkirc.net.hk, u.hkirc.net.hk, v.hkirc.net.hk, c.hkirc.net.hk...	-
decoding.edu.hk	eric.ns.cloudflare.com, violet.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.237

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for decoding.edu.hk (unsigned zone)

⏱️ Timing

Total: 801ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.173.104, 104.21.72.10`
AAAA	2	`2606:4700:3032::6815:480a, 2606:4700:3033::ac43:ad68`
NS	2	`eric.ns.cloudflare.com, violet.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 2)...`
TXT	2	`MS=226E3C2BC896D5BE18B9CC3A8683A2E238C47, google-site-verification=Rfp0vLFSXQ-cZ8v`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`eric.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

decoding.edu.hk directs to four IP numbers, which are 104.21.72.10, 172.67.173.104, 2606:4700:3032::6815:480a and 2606:4700:3033::ac43:ad68.

yaktokeslot88.site, www.91ai.net, h5.starpago.id plus two other host names have IP numbers in common with decoding.edu.hk.

Name Servers

decoding.edu.hk is served by two delegated name servers, eric.ns.cloudflare.com and violet.ns.cloudflare.com.

The name server configuration of decoding.edu.hk is shared with other domains, for instance promartltd.com.hk, guaranteedautos.net, smarthei.com and two others.

At least some of decoding.edu.hk's name servers are shared with other domains, for example imonline.eu, tppr.me, sunco.online and two more.

It is common for these name servers to be used in conjunction with the name servers reese.ns.cloudflare.com, pam.ns.cloudflare.com and kay.ns.cloudflare.com.

Hosts with 6 IP addresses each:

eric.ns.cloudflare.com carries IP addresses 108.162.193.112, 172.64.33.112 and 173.245.59.112, with 3 other addresses beyond those.

violet.ns.cloudflare.com carries IP addresses 108.162.192.237, 172.64.32.237 and 173.245.58.237, with 3 other addresses beyond those.

Mail Servers

Five mail servers handle decoding.edu.hk: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

At least some of the mail servers used by decoding.edu.hk are shared with other domains: ns500671.ns500671.ns500742.ns500754.ns500742.ns500704.ns500742.ns500731.ns500671.ns500688.ns500705.ns500291.ns500291.ns500131.lustychickser.com, ns500698.ns500758.ns500759.ns500758.ns500698.ns500698.ns500735.ns500735.ns500736.ns500576.ns500576.ns500686.ns500619.ns500619.trackreceptor.com, hutchinsonanalytics.com and two others among them.

These mail servers are often deployed together with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 other mail servers.

Host names pointing to two IP addresses:

aspmx2.googlemail.com maps to two IP addresses — 108.177.123.27 and 2800:3f0:4003:c0f::1a.

aspmx3.googlemail.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1a.

aspmx.l.google.com maps to two IP addresses — 192.178.155.27 and 2607:f8b0:4004:c1d::1a.

alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.27 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1a.

These two host names — aspmx2.googlemail.com and alt1.aspmx.l.google.com — each point to 108.177.123.27 IP addresses.

These two host names — aspmx3.googlemail.com and alt2.aspmx.l.google.com — each point to 2a00:1450:400b:c02::1a IP addresses.

These two host names — aspmx3.googlemail.com and alt2.aspmx.l.google.com — each point to 172.253.116.27 IP addresses.