🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`kosak.dev`

DNSSEC	⚠️ Not signed
A	185.199.108.153^{🇺🇸 Fastly185.199.108.0/24 GitHub - 185.199.108.0/24}
		PTR	`cdn-185-199-108-153.github.com`
A	185.199.109.153^{🇺🇸 Fastly185.199.109.0/24 GitHub - 185.199.109.0/24}
NS	`april.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a42^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`april.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c042^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`april.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2042^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`april.ns.cloudflare.com`
		A	108.162.192.66^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`april.ns.cloudflare.com`
		A	172.64.32.66^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`april.ns.cloudflare.com`
		A	173.245.58.66^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`april.ns.cloudflare.com`
NS	`vick.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bf4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vick.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1f4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`vick.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21f4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`vick.ns.cloudflare.com`
		A	108.162.193.244^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vick.ns.cloudflare.com`
		A	172.64.33.244^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vick.ns.cloudflare.com`
		A	173.245.59.244^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`vick.ns.cloudflare.com`
MX	`linda.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	162.159.205.23^{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	`amir.mx.cloudflare.net`⁽⁷⁹⁾
		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	162.159.205.11^{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	`isaac.mx.cloudflare.net`⁽⁹²⁾
		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	`fd22b0b7-2886-4e63-ba6e-1970a462f73a`
TXT	`keybase-site-verification=YidNEHAFVRKd5nK1-Qovsg4-DytX3aknrqfIw4E97l4`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
SOA	`april.ns.cloudflare.com`dns@cloudflare.com serial=2412982492

`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

kosak.co

kosak.pl

kosak.com.br

kosak.ca

kosak.eu

kosak.es

kosak.com

kosak.ch

kosak.si

kosak.mobi

kosak.org

kosak.cz

kosak.com.tr

kosak.net

kosak.ru

kosak.at

kosak.dev

kosak.com.uy

kosak.de

Similar names

sokka.fi

akkos.com.au

sakko.graphics

kasko.io

skako.be

kakos.solutions

kakos.eu

skako.se

kokas.lt

kokas.me

sokak.net

kasko.be

kokas.com

skako.no

kokas.ca

sakko.fi

kakos.app

aksok.cz

sokka.se

kskoa.com

sokak.de

skoka.net

kkoas.com

kasko.de

sakko.be

koska.com

koska.co

skako.cl

koska.dev

koksa.de

koksa.pages.dev

kokas.dev

skako.dk

koska.hu

koska.me

kasko.com

oakks.com

kasko.bg

kasko.az

sokka.ch

koska.jp

kokas.icu

skoka.me

osakk.fi

skoak.com

kasko.es

oskka.com

sakko.de

skako.com

kasko.info

sakko.ir

skako.nl

sakko.nl

sokak.com

sokka.pl

aokks.org

sokka.com

kkosa.ru

koska.pro

koska.com.mx

skako.at

kasko.it

skoka.ru

kasko.com.tr

koska.net

koska.io

koska.info

skako.de

skako.ch

aokks.pages.dev

asokk.jp

kakos.com

akkos.cz

kakos.net

sokak.co.uk

kasok.ru

kasko.ie

kokas.de

sokka.life

askok.cn

sakok.com

skoak.cn

aksok.com

kasko.nu

kakos.ru

akkos.hu

koska.de

kakos.cz

askok.ru

kasko.top

skako.fr

kaosk.com

skako.info

kokas.net

sakko.ch

Previous names

kornprobst.dev

kornrunner.dev

koroglu.dev

korok.dev

korolyov.dev

koroteev.dev

korren.dev

korrit.dev

korsakov.dev

korsback.dev

kort.dev

kortexia.dev

kortiz.dev

korumsusercontent.dev

korvexis.dev

korvik.dev

korvix.dev

korz.dev

korzhov.dev

kos-solution.dev

Next names

kosako.dev

kosal.dev

kosalab.dev

kosalsophanith.dev

kosen.dev

koseven.dev

koshercode.dev

koshilab.dev

koshkin.dev

kosick.dev

kosicki.dev

kosiec.dev

kosir.dev

koska.dev

kosko.dev

koslos.dev

kosma.dev

kosmat.dev

kosme.dev

kosmoid.dev

DNS History

7 records (7 active, 0 former)

●NSapril.ns.cloudflare.com2026-08-19 → 2026-08-24 · 2 obs

● 2026-08-19 23:03:16
● 2026-08-24 05:02:00

●NSvick.ns.cloudflare.com2026-08-19 → 2026-08-24 · 2 obs

● 2026-08-19 23:03:16
● 2026-08-24 05:02:00

●MXamir.mx.cloudflare.net2026-08-19 → 2026-08-24 · 2 obs

● 2026-08-19 23:03:16
● 2026-08-24 05:02:00

●MXisaac.mx.cloudflare.net2026-08-19 → 2026-08-24 · 2 obs

● 2026-08-19 23:03:16
● 2026-08-24 05:02:00

●MXlinda.mx.cloudflare.net2026-08-19 → 2026-08-24 · 2 obs

● 2026-08-19 23:03:16
● 2026-08-24 05:02:00

●A185.199.108.1532026-08-19 → 2026-08-24 · 2 obs

● 2026-08-19 23:03:16
● 2026-08-24 05:02:00

●A185.199.109.1532026-08-19 → 2026-08-24 · 2 obs

● 2026-08-19 23:03:16
● 2026-08-24 05:02:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	-
kosak.dev	april.ns.cloudflare.com, vick.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.66

NS records: april.ns.cloudflare.com, vick.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kosak.dev (unsigned zone)

⏱️ Timing

Total: 1688ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`185.199.109.153, 185.199.108.153`
NS	2	`april.ns.cloudflare.com, vick.ns.cloudflare.com`
MX	3	`linda.mx.cloudflare.net (pri: 29), amir.mx.cloudflare.net (pri: 79)...`
TXT	3	`fd22b0b7-2886-4e63-ba6e-1970a462f73a, keybase-site-verification=YidNEHAFVRKd5n...`
SOA	1	`april.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

kosak.dev points to the IP addresses 185.199.108.153 and 185.199.109.153

togelup.oskareriksson.se, itlab.net, conoseur.com and two other host names share IP numbers with kosak.dev.

Name Servers

kosak.dev has two authoritative name servers — april.ns.cloudflare.com and vick.ns.cloudflare.com.

kosak.dev uses the same name servers as several other domains — among them bspin.eu, lintera.lt, jonnyjackpot.eu and two more.

The name servers of kosak.dev overlap at least partially with those of other domains — among them navdeal.com, stevenlam987.workers.dev, pflegeprofi-shop.com and two more.

The name servers etta.ns.cloudflare.com, christian.ns.cloudflare.com and harmony.ns.cloudflare.com are commonly seen alongside these name servers.

Hostnames that resolve to 6 IP addresses:

april.ns.cloudflare.com points to 108.162.192.66, 172.64.32.66, 173.245.58.66 and 3 other IP addresses.

vick.ns.cloudflare.com points to 108.162.193.244, 172.64.33.244, 173.245.59.244 and 3 other IP addresses.

Mail Servers

Mail for kosak.dev is routed through three mail servers — amir.mx.cloudflare.net, isaac.mx.cloudflare.net and linda.mx.cloudflare.net.

kosak.dev has at least partial mail server overlap with other domains such as botnind.de, debjit.in, yoyaku.io and two more.

Hostnames that resolve to 6 IP addresses:

amir.mx.cloudflare.net points to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 other IP addresses.

isaac.mx.cloudflare.net points to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 other IP addresses.

linda.mx.cloudflare.net points to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 other IP addresses.

kosak.dev - robtex.com

kosak.dev

dev

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`kosak.dev`

`dev`