code.cz - dns.ninja

`code.cz`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3030::6815:7cd^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:825a^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.7.205^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.130.90^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`amy.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a65^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c065^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2065^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amy.ns.cloudflare.com`
		A	108.162.192.101^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amy.ns.cloudflare.com`
		A	172.64.32.101^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amy.ns.cloudflare.com`
		A	173.245.58.101^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amy.ns.cloudflare.com`
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`
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	`route3.mx.cloudflare.net`⁽⁹³⁾
		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`
MX	`route2.mx.cloudflare.net`⁽⁹⁵⁾
		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`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.7.205, 172.67.130.90
		IPv6 hints	2606:4700:3030::6815:7cd, 2606:4700:3032::ac43:825a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=3, name=cloudflare-ech.com
SOA	`amy.ns.cloudflare.com`dns@cloudflare.com serial=2405570957

`cz`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.ns.nic.cz` ⭐
	NS	`b.ns.nic.cz`
	NS	`c.ns.nic.cz`
	NS	`d.ns.nic.cz`
	SOA	`a.ns.nic.cz`hostmaster@nic.cz serial=1780559236

Same first word

code.cruises

code.events

code.is

code.red

code.qc.ca

code.de

code.cv

code.codes

code.pro.vn

code.ch

code.co.zw

code.game

code.solar

code.world

code.miami

code.digital

code.edu.az

code.mobi

code.investments

code.studio

code.cz

code.ai

code.energy

code.life

code.com.pt

code.eng.br

code.fitness

code.photography

code.plus

code.me.uk

code.works

code.sh

code.taxi

code.fr

code.sc

code.bio

code.gouv.fr

code.art.br

code.lgbt

code.com.gt

code.vet

code.school

code.gt

code.go.kr

code.berlin

code.nl

code.nu

code.pink

code.dp.ua

code.black

code.info

code.tel

code.company

code.re

code.cl

code.ninja

code.ink

code.sk

code.build

code.schule

code.center

code.catering

code.community

code.gr

code.mil

code.show

code.training

code.it

code.bike

code.gold

code.pt

code.co.il

code.guide

code.gov.mn

code.run

code.cooking

code.org

code.so

code.ly

code.ltda

code.vc

code.li

code.qa

code.ks.ua

code.archi

code.tw

code.market

code.kim

code.storage

code.cards

code.recipes

code.co.kr

code.graphics

code.google

code.azureedge.net

code.ua

code.co.ro

code.capital

code.je

code.dev

Similar names

edoc.gr

odec.cl

coed.co.uk

deoc.co.jp

odec.net

ocde.gov

coed.com

ocde.org

oecd.de

edco.de

code.fm

code.org.ua

coed.cn

code.news

edoc.at

ecdo.eu

oecd.fr

odec.ru

code.kiwi

deco.co.kr

deco.org.ru

deco.fi

edco.es

oced.org

deoc.cn

deco.fr

cedo.cc

deoc.de

code.hu

coed.net

deco.ind.br

code.sg

code.limited

code.app

doec.com

deco.marketing

code.foundation

edoc.bg

code.hr

edoc.com.tr

deoc.xyz

code.on.ca

code.web.id

doce.com.mx

deco.digital

code.ren

edoc.ap.gov.br

code.dk

edoc.cn

cedo.ee

edoc.es

deco.site

code.sa

odec.org

deco.casa

oecd.ca

deco.page

deco.center

dcoe.kr

edoc.top

deoc.org

edoc.com.vn

deco.jp

coed.ru

deco.my

edoc.cl

code.al

code.tf

code.com.tr

coed.mil.ec

code.ro

deco.us.com

edco.com.tw

odec.co.jp

ocde.eu

code.lt

edoc.pk

ceod.ru

oced.com

cedo.me

eodc.eu

code.bm

doce.es

ceod.sk

code.tv

code.ba

code.surf

deco.name

coed.de

doce.net

oedc.com.ph

code.be

oecd.eu

deco.at

deco.miami

code.sd

cedo.cz

coed.com.ua

code.house

deco.run

oedc.shop

cedo.nl

code.camp

deco.ie

odec.jp

ecod.nl

cedo.net

deco.world

code.ps

cedo.se

code.pizza

odec.se

deco.school

code.net.nz

edoc.kz

code.gl

code.money

code.vn

code.ventures

code.university

edco.co.th

cedo.cn

deco.events

ecod.com.br

code.com.cn

code.church

coed.co

doce.pl

edoc.mobi

deco.group

code.brussels

code.cab

oecd.org

coed.cymru

oced.eu

deco.vision

cedo.com.mx

code.gen.tr

cedo.org

deco.lv

edoc.in

code.jp

deco.online

cedo.pl

code.to

deco.cat

code.supply

code.lighting

code.mu

deco.nl

cedo.dk

cedo.edu.pl

code.pics

DNS History

24 records (9 active, 15 former)

○NSalfa.ns.active24.cz2015-08-03 → 2016-04-16 · 4 obs

● 2015-08-03 16:21:24
● 2016-04-16 19:04:38
○ 2026-02-16 15:26:28
○ 2026-06-04 08:04:16

●NSamy.ns.cloudflare.com2026-02-16 → 2026-06-04 · 3 obs

○ 2016-04-16 19:04:38
● 2026-02-16 15:26:28
● 2026-06-04 08:04:16

○NSbeta.ns.active24.cz2015-08-03 → 2016-04-16 · 4 obs

● 2015-08-03 16:21:24
● 2016-04-16 19:04:38
○ 2026-02-16 15:26:28
○ 2026-06-04 08:04:16

○NSgama.ns.active24.sk2015-08-03 → 2016-04-16 · 4 obs

● 2015-08-03 16:21:24
● 2016-04-16 19:04:38
○ 2026-02-16 15:26:28
○ 2026-06-04 08:04:16

●NSgraham.ns.cloudflare.com2026-02-16 → 2026-06-04 · 3 obs

○ 2016-04-16 19:04:38
● 2026-02-16 15:26:28
● 2026-06-04 08:04:16

○MXin.smtp.cz2015-08-03 → 2016-04-16 · 4 obs

● 2015-08-03 16:21:24
● 2016-04-16 19:04:38
○ 2026-02-16 15:26:28
○ 2026-06-04 08:04:16

○MXmx.smtp.cz2015-08-03 → 2016-04-16 · 4 obs

● 2015-08-03 16:21:24
● 2016-04-16 19:04:38
○ 2026-02-16 15:26:28
○ 2026-06-04 08:04:16

●MXroute1.mx.cloudflare.net2026-02-16 → 2026-06-04 · 3 obs

○ 2016-04-16 19:04:38
● 2026-02-16 15:26:28
● 2026-06-04 08:04:16

●MXroute2.mx.cloudflare.net2026-02-16 → 2026-06-04 · 3 obs

○ 2016-04-16 19:04:38
● 2026-02-16 15:26:28
● 2026-06-04 08:04:16

●MXroute3.mx.cloudflare.net2026-02-16 → 2026-06-04 · 3 obs

○ 2016-04-16 19:04:38
● 2026-02-16 15:26:28
● 2026-06-04 08:04:16

●A104.21.7.2052026-02-16 → 2026-06-04 · 9 obs

○ 2016-04-16 19:04:38
● 2026-02-16 15:26:28
○ 2026-02-16 21:50:58
● 2026-02-26 00:02:42
● 2026-05-29 14:40:30
○ 2026-06-03 19:26:20
○ 2026-06-04 00:28:06
● 2026-06-04 04:13:10
● 2026-06-04 08:04:16

●A172.67.130.902026-02-16 → 2026-06-04 · 9 obs

○A188.114.96.02026-02-16 → 2026-06-03 · 7 obs

○ 2026-02-16 15:26:28
● 2026-02-16 21:50:58
○ 2026-02-26 00:02:42
○ 2026-05-29 14:40:30
● 2026-06-03 19:26:20
○ 2026-06-04 00:28:06
○ 2026-06-04 08:04:16

○A188.114.96.42026-06-04 → 2026-06-04 · 4 obs

○ 2026-06-03 19:26:20
● 2026-06-04 00:28:06
○ 2026-06-04 04:13:10
○ 2026-06-04 08:04:16

○A188.114.97.02026-02-16 → 2026-06-03 · 7 obs

○ 2026-02-16 15:26:28
● 2026-02-16 21:50:58
○ 2026-02-26 00:02:42
○ 2026-05-29 14:40:30
● 2026-06-03 19:26:20
○ 2026-06-04 00:28:06
○ 2026-06-04 08:04:16

○A188.114.97.42026-06-04 → 2026-06-04 · 4 obs

○ 2026-06-03 19:26:20
● 2026-06-04 00:28:06
○ 2026-06-04 04:13:10
○ 2026-06-04 08:04:16

●A2606:4700:3030::6815:7cd2026-02-16 → 2026-06-04 · 9 obs

●A2606:4700:3032::ac43:825a2026-02-16 → 2026-06-04 · 9 obs

○A2a06:98c1:3120::2026-02-16 → 2026-06-03 · 7 obs

○ 2026-02-16 15:26:28
● 2026-02-16 21:50:58
○ 2026-02-26 00:02:42
○ 2026-05-29 14:40:30
● 2026-06-03 19:26:20
○ 2026-06-04 00:28:06
○ 2026-06-04 08:04:16

○A2a06:98c1:3120::42026-06-04 → 2026-06-04 · 4 obs

○ 2026-06-03 19:26:20
● 2026-06-04 00:28:06
○ 2026-06-04 04:13:10
○ 2026-06-04 08:04:16

○A2a06:98c1:3121::2026-02-16 → 2026-06-03 · 7 obs

○ 2026-02-16 15:26:28
● 2026-02-16 21:50:58
○ 2026-02-26 00:02:42
○ 2026-05-29 14:40:30
● 2026-06-03 19:26:20
○ 2026-06-04 00:28:06
○ 2026-06-04 08:04:16

○A2a06:98c1:3121::42026-06-04 → 2026-06-04 · 4 obs

○ 2026-06-03 19:26:20
● 2026-06-04 00:28:06
○ 2026-06-04 04:13:10
○ 2026-06-04 08:04:16

○A52.4.102.1072016-04-16 → 2016-04-16 · 4 obs

○ 2016-01-24 15:18:38
● 2016-04-16 19:04:38
○ 2026-02-16 15:26:28
○ 2026-06-04 08:04:16

○A81.0.236.1222015-08-03 → 2016-01-24 · 4 obs

● 2015-08-03 16:21:24
● 2016-01-24 15:18:38
○ 2016-04-16 19:04:38
○ 2026-06-04 08:04:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cz	a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz	-
code.cz	amy.ns.cloudflare.com, graham.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.101

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1506ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.130.90, 104.21.7.205`
AAAA	2	`2606:4700:3032::ac43:825a, 2606:4700:3030::6815:7cd`
NS	2	`amy.ns.cloudflare.com, graham.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 87), route3.mx.cloudflare.net (pri: 93)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`amy.ns.cloudflare.com dns.cloudflare.com`

Analysis

IP Addresses

code.cz has 4 IP addresses: 104.21.7.205, 172.67.130.90, 2606:4700:3030::6815:7cd and 2606:4700:3032::ac43:825a.

pop.easyscore.com, fcbchat.ir, qqwin4dloli.fun and two other host names share IP numbers with code.cz.

Name Servers

The NS records for code.cz delegate to amy.ns.cloudflare.com and graham.ns.cloudflare.com.

code.cz uses the same name servers as several other domains — among them (0x786e7878)live.org, deliciouslysprinkled.com, 9chan.tw and two more.

There is at least partial name server overlap between code.cz and other domains — atburst.com, adrastage.com, secondsphere.org and two more among them.

These name servers are routinely deployed together with the name servers byron.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

amy.ns.cloudflare.com maps to six IP addresses: 108.162.192.101, 172.64.32.101, 173.245.58.101 and three others.

graham.ns.cloudflare.com maps to six IP addresses: 108.162.193.171, 172.64.33.171, 173.245.59.171 and three others.

Mail Servers

Incoming mail for code.cz is delivered via three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

code.cz has at least partial mail server overlap with other domains such as mobill.pl, polymaking.com, msdeals.in and two more.

Hostnames that resolve to 6 IP addresses:

route1.mx.cloudflare.net maps to six IP addresses: 162.159.205.11, 162.159.205.12, 162.159.205.13 and three others.

route2.mx.cloudflare.net maps to six IP addresses: 162.159.205.17, 162.159.205.18, 162.159.205.19 and three others.

route3.mx.cloudflare.net maps to six IP addresses: 162.159.205.23, 162.159.205.24, 162.159.205.25 and three others.