`kdk.fi`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3033::ac43:8331^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:3d1^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.3.209^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.131.49^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`joel.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bb8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`joel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`joel.ns.cloudflare.com`
		A	108.162.193.184^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
		A	172.64.33.184^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
		A	173.245.59.184^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
NS	`katelyn.ns.cloudflare.com`
		A	2606:4700:50::a29f:26eb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katelyn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2eb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`katelyn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22eb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`katelyn.ns.cloudflare.com`
		A	108.162.194.235^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katelyn.ns.cloudflare.com`
		A	162.159.38.235^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katelyn.ns.cloudflare.com`
		A	172.64.34.235^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`katelyn.ns.cloudflare.com`
MX	`mail.it.helsinki.fi` ⭐
MX	`post2.it.helsinki.fi` ⭐
		A	128.214.205.198^{🇫🇮 FUNETAS128.214.0.0/16 FUNET}
			PTR	`post2.it.helsinki.fi`
MX	`send2.it.helsinki.fi` ⭐
		A	128.214.205.197^{🇫🇮 FUNETAS128.214.0.0/16 FUNET}
			PTR	`send2.it.helsinki.fi`
TXT	`v=spf1 ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.3.209, 172.67.131.49
		IPv6 hints	2606:4700:3033::ac43:8331, 2606:4700:3035::6815:3d1
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=33, name=cloudflare-ech.com
SOA	`joel.ns.cloudflare.com`dns@cloudflare.com serial=2403540625

`fi`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.fi` ⭐
	NS	`b.fi`
	NS	`c.fi`
	NS	`d.fi`
	NS	`e.fi`
	NS	`f.fi`
	NS	`g.fi`
	NS	`i.fi`
	NS	`j.fi`
	NS	`k.fi`
	TXT	`https://domain.fi/`
	TXT	`whois.fi`
	SOA	`a.fi`fi-domain-tech@ficora.fi 2026-05-10 #53

Same first word

kdk.es

kdk.ca

kdk.sg

kdk.hu

kdk.kr

kdk.info.pl

kdk.ru

kdk.com

kdk.xyz

kdk.art.pl

kdk.cz

kdk.fr

kdk.org

kdk.vn

kdk.sk

kdk.eu

kdk.com.tr

kdk.us

kdk.ch

kdk.com.hk

kdk.info

kdk.ie

kdk.com.sg

kdk.nl

kdk.ro

kdk.cn

kdk.de

kdk.jp

kdk.dental

kdk.dk

kdk.legal

kdk.no

kdk.pl

kdk.it

kdk.co

kdk.com.py

kdk.net.pl

kdk.network

kdk.co.uk

kdk.com.vn

kdk.com.br

kdk.fi

kdk.gov.tr

kdk.lt

kdk.co.kr

kdk.com.pl

kdk.com.my

kdk.at

kdk.su

Similar names

dkk.ch

dkk.xyz

kkd.cn

dkk.it

dkk.com.br

dkk.pl

dkk.be

kkd.id

kkd.co.jp

kkd.com.sg

kkd.kiev.ua

dkk.co.id

dkk.nu

dkk.bayern

dkk.de

kkd.in

kkd.dk

dkk.no

dkk.net.au

kkd.eu

kkd.de

dkk.ru

kkd.com.tr

dkk.ee

dkk.us

dkk.net

kkd.pl

dkk.bz

kkd.hr

kkd.com.au

dkk.se

dkk.org.uk

dkk.fr

kkd.bz

dkk.si

dkk.dk

dkk.jp

dkk.co

dkk.hu

kkd.info

dkk.com.au

dkk.cn

kkd.co

kkd.com

dkk.es

kkd.kz

kkd.net

kkd.no

kkd.co.in

dkk.com.cn

dkk.me

kkd.cz

dkk.com

kkd.be

dkk.group

kkd.sk

kkd.ch

dkk.org

dkk.nyc

kkd.se

dkk.info

kkd.vn

kkd.dep.no

DNS History

17 records (9 active, 8 former)

○NSblues.helsinki.fi2021-06-10 → 2021-06-10 · 4 obs

○ 2016-12-31 07:21:02
● 2021-06-10 19:35:28
○ 2026-05-03 23:08:34
○ 2026-05-10 15:07:30

●NSjoel.ns.cloudflare.com2026-05-03 → 2026-05-10 · 3 obs

○ 2021-06-10 19:35:28
● 2026-05-03 23:08:34
● 2026-05-10 15:07:30

●NSkatelyn.ns.cloudflare.com2026-05-03 → 2026-05-10 · 3 obs

○ 2021-06-10 19:35:28
● 2026-05-03 23:08:34
● 2026-05-10 15:07:30

○NSns1.sigmatic.fi2015-06-26 → 2016-12-31 · 4 obs

● 2015-06-26 07:45:38
● 2016-12-31 07:21:02
○ 2021-06-10 19:35:28
○ 2026-05-10 15:07:30

○NSns2.sigmatic.fi2015-06-26 → 2016-12-31 · 4 obs

● 2015-06-26 07:45:38
● 2016-12-31 07:21:02
○ 2021-06-10 19:35:28
○ 2026-05-10 15:07:30

○NSserifos.helsinki.fi2021-06-10 → 2021-06-10 · 4 obs

○ 2016-12-31 07:21:02
● 2021-06-10 19:35:28
○ 2026-05-03 23:08:34
○ 2026-05-10 15:07:30

●MXmail.it.helsinki.fi2021-06-10 → 2026-05-10 · 3 obs

○ 2016-12-31 07:21:02
● 2021-06-10 19:35:28
● 2026-05-10 15:07:30

○MXmail1.sigmatic.fi2015-06-26 → 2016-12-31 · 4 obs

● 2015-06-26 07:45:38
● 2016-12-31 07:21:02
○ 2021-06-10 19:35:28
○ 2026-05-10 15:07:30

●MXpost2.it.helsinki.fi2021-06-10 → 2026-05-10 · 3 obs

○ 2016-12-31 07:21:02
● 2021-06-10 19:35:28
● 2026-05-10 15:07:30

●MXsend2.it.helsinki.fi2021-06-10 → 2026-05-10 · 3 obs

○ 2016-12-31 07:21:02
● 2021-06-10 19:35:28
● 2026-05-10 15:07:30

●A104.21.3.2092026-05-03 → 2026-05-10 · 3 obs

○ 2021-06-10 19:35:28
● 2026-05-03 23:08:34
● 2026-05-10 15:07:30

●A172.67.131.492026-05-03 → 2026-05-10 · 3 obs

○ 2021-06-10 19:35:28
● 2026-05-03 23:08:34
● 2026-05-10 15:07:30

●A2606:4700:3033::ac43:83312026-05-03 → 2026-05-10 · 3 obs

○ 2021-06-10 19:35:28
● 2026-05-03 23:08:34
● 2026-05-10 15:07:30

●A2606:4700:3035::6815:3d12026-05-03 → 2026-05-10 · 3 obs

○ 2021-06-10 19:35:28
● 2026-05-03 23:08:34
● 2026-05-10 15:07:30

○A2a01:51c0:1000:21:80:69:161:422015-06-26 → 2016-12-31 · 4 obs

● 2015-06-26 07:45:38
● 2016-12-31 07:21:02
○ 2021-06-10 19:35:28
○ 2026-05-10 15:07:30

○A77.240.19.362021-06-10 → 2021-06-10 · 4 obs

○ 2016-12-31 07:21:02
● 2021-06-10 19:35:28
○ 2026-05-03 23:08:34
○ 2026-05-10 15:07:30

○A80.69.161.422015-06-26 → 2016-12-31 · 4 obs

● 2015-06-26 07:45:38
● 2016-12-31 07:21:02
○ 2021-06-10 19:35:28
○ 2026-05-10 15:07:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
fi	a.fi, b.fi, c.fi, d.fi...	-
kdk.fi	joel.ns.cloudflare.com, katelyn.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.184

NS records: joel.ns.cloudflare.com, katelyn.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 927ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.131.49, 104.21.3.209`
AAAA	2	`2606:4700:3033::ac43:8331, 2606:4700:3035::6815:3d1`
NS	2	`joel.ns.cloudflare.com, katelyn.ns.cloudflare.com`
MX	3	`mail.it.helsinki.fi (pri: 20), post2.it.helsinki.fi (pri: 20)...`
TXT	1	`v=spf1 ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`joel.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

kdk.fi maps to four IP numbers: 2606:4700:3033::ac43:8331, 2606:4700:3035::6815:3d1, 104.21.3.209 and 172.67.131.49.

Other host names, for instance www.enjoymusicnews.com, pittsburghear.com, auction.fish, anti(0x736578).net and www.darktech.org share IP numbers with kdk.fi.

Name Servers

Two name servers joel.ns.cloudflare.com and katelyn.ns.cloudflare.com handle delegation for kdk.fi.

kdk.fi uses the same name server setup as other domains, for example kotoistus.fi, finna.fi, digime.fi, kiwi.fi and ventilithteam.com.

kdk.fi partially shares name servers with other domains; examples include pl-ogloszenie-320940.rest, jdhgrufe.mobi, kailide.com.cn, naujastiltas.lt and clhwczx.com.

These name servers commonly accompany valentin.ns.cloudflare.com, carioca.ns.cloudflare.com, alfred.ns.cloudflare.com and april.ns.cloudflare.com.

Host names with six IP numbers: joel.ns.cloudflare.com points to: 2606:4700:58::adf5:3bb8, 2803:f800:50::6ca2:c1b8, 2a06:98c1:50::ac40:21b8, 108.162.193.184, 172.64.33.184 and 173.245.59.184; katelyn.ns.cloudflare.com points to: 2606:4700:50::a29f:26eb, 2803:f800:50::6ca2:c2eb, 2a06:98c1:50::ac40:22eb, 108.162.194.235, 162.159.38.235 and 172.64.34.235.

Mail Servers

kdk.fi is handled by three mail servers: mail.it.helsinki.fi, post2.it.helsinki.fi and send2.it.helsinki.fi.

kdk.fi shares some mail servers with other domains, at least partially, such as noppa5.valt.helsinki.fi, hevi-www1.pc.helsinki.fi, h119.it.helsinki.fi, kruuna.helsinki.fi and bib.fi.

these mail servers are often used alongside post.it.helsinki.fi, send.it.helsinki.fi and elias.it.helsinki.fi.

Host names with one IP number: The host name post2.it.helsinki.fi points to 128.214.205.198 and the host name send2.it.helsinki.fi points to 128.214.205.197.

kdk.fi - robtex.com

kdk.fi

fi

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`kdk.fi`

`fi`