knowcode.tech - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`knowcode.tech`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:c575^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:54df^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.84.223^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.197.117^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`adelaide.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2601^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adelaide.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c201^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`adelaide.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2201^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`adelaide.ns.cloudflare.com`
		A	108.162.194.1^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adelaide.ns.cloudflare.com`
		A	162.159.38.1^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adelaide.ns.cloudflare.com`
		A	172.64.34.1^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`adelaide.ns.cloudflare.com`
NS	`gannon.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c3b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gannon.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c33b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gannon.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:233b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gannon.ns.cloudflare.com`
		A	108.162.195.59^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.44.59^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.35.59^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c09::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f27.1e100.net`
		A	64.233.180.27^{🇺🇸 Google64.233.180.0/24}
			PTR	`on-in-f27.1e100.net`
			PTR	`pe-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`MS=902906FE0C5C5D7952830FC8EBA7C1F8EC2F27EE`
TXT	`google-site-verification=DlQo7SLPbykvSTP-qIDSoA4fnqHJh51PrBaV-85WARU`
TXT	`google-site-verification=MIuxvoVOReOi9qwASp1YRRlrsvy0lpETss2xe10zrZc`
TXT	`google-site-verification=s17wW46zDOT0P0bEU_-nr6F8-2gS2YBgWbSTY5LdHVw`
TXT	`v=spf1 include:amazonses.com include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.84.223, 172.67.197.117
		IPv6 hints	2606:4700:3030::ac43:c575, 2606:4700:3034::6815:54df
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=189, name=cloudflare-ech.com
SOA	`adelaide.ns.cloudflare.com`dns@cloudflare.com serial=2413130988

`tech`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns01.trs-dns.com` ⭐
	NS	`ns.trs-dns.com`
	NS	`ns01.trs-dns.net`
	NS	`ns10.trs-dns.info`
	NS	`ns10.trs-dns.org`
	SOA	`ns.trs-dns.com`trs-ops@tucows.com serial=1788226144

Same first word

knowcode.tech

knowcode.app

knowcode.us

knowcode.xyz

Similar names

codeknow.com

woodneck.kasserver.com

neckwood.dk

codewonk.com

woondeck.nl

codeknow.ru

woodneck.de

neckwood.com

Previous names

Next names

DNS History

15 records (11 active, 4 former)

●NSadelaide.ns.cloudflare.com2026-08-27 → 2026-09-01 · 2 obs

● 2026-08-27 15:18:14
● 2026-09-01 02:02:18

●NSgannon.ns.cloudflare.com2026-08-27 → 2026-09-01 · 2 obs

● 2026-08-27 15:18:14
● 2026-09-01 02:02:18

●MXalt1.aspmx.l.google.com2026-08-27 → 2026-09-01 · 2 obs

● 2026-08-27 15:18:14
● 2026-09-01 02:02:18

●MXalt2.aspmx.l.google.com2026-08-27 → 2026-09-01 · 2 obs

● 2026-08-27 15:18:14
● 2026-09-01 02:02:18

●MXalt3.aspmx.l.google.com2026-08-27 → 2026-09-01 · 2 obs

● 2026-08-27 15:18:14
● 2026-09-01 02:02:18

●MXalt4.aspmx.l.google.com2026-08-27 → 2026-09-01 · 2 obs

● 2026-08-27 15:18:14
● 2026-09-01 02:02:18

●MXaspmx.l.google.com2026-08-27 → 2026-09-01 · 2 obs

● 2026-08-27 15:18:14
● 2026-09-01 02:02:18

●A104.21.84.2232026-08-30 → 2026-09-01 · 3 obs

○ 2026-08-27 15:18:14
● 2026-08-30 20:50:26
● 2026-09-01 02:02:18

●A172.67.197.1172026-08-30 → 2026-09-01 · 3 obs

○ 2026-08-27 15:18:14
● 2026-08-30 20:50:26
● 2026-09-01 02:02:18

○A188.114.96.02026-08-27 → 2026-08-27 · 3 obs

● 2026-08-27 15:18:14
○ 2026-08-30 20:50:26
○ 2026-09-01 02:02:18

○A188.114.97.02026-08-27 → 2026-08-27 · 3 obs

● 2026-08-27 15:18:14
○ 2026-08-30 20:50:26
○ 2026-09-01 02:02:18

●A2606:4700:3030::ac43:c5752026-08-30 → 2026-09-01 · 3 obs

○ 2026-08-27 15:18:14
● 2026-08-30 20:50:26
● 2026-09-01 02:02:18

●A2606:4700:3034::6815:54df2026-08-30 → 2026-09-01 · 3 obs

○ 2026-08-27 15:18:14
● 2026-08-30 20:50:26
● 2026-09-01 02:02:18

○A2a06:98c1:3120::2026-08-27 → 2026-08-27 · 3 obs

● 2026-08-27 15:18:14
○ 2026-08-30 20:50:26
○ 2026-09-01 02:02:18

○A2a06:98c1:3121::2026-08-27 → 2026-08-27 · 3 obs

● 2026-08-27 15:18:14
○ 2026-08-30 20:50:26
○ 2026-09-01 02:02:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tech	ns01.trs-dns.com, ns10.trs-dns.org, ns01.trs-dns.net, ns10.trs-dns.info	-
knowcode.tech	gannon.ns.cloudflare.com, adelaide.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.1

NS records: gannon.ns.cloudflare.com, adelaide.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowcode.tech (unsigned zone)

⏱️ Timing

Total: 1062ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.84.223, 172.67.197.117`
AAAA	2	`2606:4700:3030::ac43:c575, 2606:4700:3034::6815:54df`
NS	2	`adelaide.ns.cloudflare.com, gannon.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	5	`MS=902906FE0C5C5D7952830FC8EBA7C1F8EC2F2, google-site-verification=DlQo7SLPbykvSTP...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`adelaide.ns.cloudflare.com dns.cloudflar`

Analysis

IP Addresses

knowcode.tech points to the four IP addresses 104.21.84.223, 172.67.197.117, 2606:4700:3030::ac43:c575 and 2606:4700:3034::6815:54df.

dashbirdai.shop, aktuelle-stellen.de, stagewave.io plus two other host names have IP numbers in common with knowcode.tech.

Name Servers

DNS delegation for knowcode.tech points to two name servers: adelaide.ns.cloudflare.com and gannon.ns.cloudflare.com.

The name server configuration of knowcode.tech is shared with other domains, for instance semontana.com, basilcaraigxxa62.workers.dev, hey-7aw.pages.dev and two others.

There is at least partial name server overlap between knowcode.tech and other domains — ikuttes.my.id, 07lends.pics, klopotek.info and two more among them.

The name servers holly.ns.cloudflare.com, leif.ns.cloudflare.com and ed.ns.cloudflare.com are often found in combination with these name servers.

Hosts with 6 IP addresses each:

adelaide.ns.cloudflare.com has IP addresses 108.162.194.1, 162.159.38.1 and 172.64.34.1, plus 3 other.

gannon.ns.cloudflare.com has IP addresses 108.162.195.59, 162.159.44.59 and 172.64.35.59, plus 3 other.

Mail Servers

knowcode.tech has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

At least some of the mail servers used by knowcode.tech are shared with other domains: manuloc.lu, gemiffy.com, linoweb.com and two others among them.

These mail servers are often deployed together with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other mail servers.

Host names pointing to two IP addresses:

aspmx.l.google.com has two IP addresses: 64.233.180.27 and 2607:f8b0:4004:c09::1b.

alt1.aspmx.l.google.com has two IP addresses: 192.178.234.26 and 2800:3f0:4003:c14::1b.

alt2.aspmx.l.google.com has two IP addresses: 172.253.116.27 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com has two IP addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com has two IP addresses: 172.253.157.27 and 2a00:1450:400c:c23::1b.