challenges.dk - dns.ninja

`challenges.dk`

DNSSEC	⚠️ Not signed
NS	`lakas.ns.cloudflare.com` ⚠️ Not in zone NS records
		A	2606:4700:58::adf5:3bc2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lakas.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lakas.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lakas.ns.cloudflare.com`
		A	108.162.193.194^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lakas.ns.cloudflare.com`
		A	172.64.33.194^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lakas.ns.cloudflare.com`
		A	173.245.59.194^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lakas.ns.cloudflare.com`
NS	`rosemary.ns.cloudflare.com` ⚠️ Not in zone NS records
		A	2606:4700:50::a29f:264d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosemary.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c24d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rosemary.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:224d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rosemary.ns.cloudflare.com`
		A	108.162.194.77^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosemary.ns.cloudflare.com`
		A	162.159.38.77^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosemary.ns.cloudflare.com`
		A	172.64.34.77^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rosemary.ns.cloudflare.com`

`dk`

	DNSSEC	🔒 Signed (DS record present)
	NS	`b.nic.dk` ⭐
	NS	`c.nic.dk`
	NS	`h.nic.dk`
	NS	`l.nic.dk`
	NS	`s.nic.dk`
	NS	`t.nic.dk`
	TXT	`DK zone updateEpoch 1785925441localtime Wed Aug 5 12:24:01 2026gmtime Wed Au...`
	SOA	`b.nic.dk`tech@punktum.dk serial=1785925441

Same first word

Similar names

schallenge.com

sellchange.com

DNS History

12 records (2 active, 10 former)

●NSlakas.ns.cloudflare.com2021-02-02 → 2026-08-05 · 3 obs

○ 2017-01-18 03:25:10
● 2021-02-02 10:13:06
● 2026-08-05 10:55:26

○NSns1.tdchweb.dk2015-11-30 → 2017-01-18 · 4 obs

● 2015-11-30 23:13:24
● 2017-01-18 03:25:10
○ 2021-02-02 10:13:06
○ 2026-08-05 10:55:26

○NSns2.tdchweb.dk2015-11-30 → 2017-01-18 · 4 obs

● 2015-11-30 23:13:24
● 2017-01-18 03:25:10
○ 2021-02-02 10:13:06
○ 2026-08-05 10:55:26

●NSrosemary.ns.cloudflare.com2021-02-02 → 2026-08-05 · 3 obs

○ 2017-01-18 03:25:10
● 2021-02-02 10:13:06
● 2026-08-05 10:55:26

○A104.26.0.2452021-02-02 → 2021-02-02 · 4 obs

○ 2017-01-18 03:25:10
● 2021-02-02 10:13:06
○ 2026-03-20 04:59:12
○ 2026-08-05 10:55:26

○A104.26.1.2452021-02-02 → 2021-02-02 · 4 obs

○ 2017-01-18 03:25:10
● 2021-02-02 10:13:06
○ 2026-03-20 04:59:12
○ 2026-08-05 10:55:26

○A172.67.70.1392021-02-02 → 2021-02-02 · 4 obs

○ 2017-01-18 03:25:10
● 2021-02-02 10:13:06
○ 2026-03-20 04:59:12
○ 2026-08-05 10:55:26

○A2001:1448:247::122015-11-30 → 2017-01-18 · 4 obs

● 2015-11-30 23:13:24
● 2017-01-18 03:25:10
○ 2021-02-02 10:13:06
○ 2026-08-05 10:55:26

○A2606:4700:20::681a:1f52021-02-02 → 2021-02-02 · 4 obs

○ 2017-01-18 03:25:10
● 2021-02-02 10:13:06
○ 2026-03-20 04:59:12
○ 2026-08-05 10:55:26

○A2606:4700:20::681a:f52021-02-02 → 2021-02-02 · 4 obs

○ 2017-01-18 03:25:10
● 2021-02-02 10:13:06
○ 2026-03-20 04:59:12
○ 2026-08-05 10:55:26

○A2606:4700:20::ac43:468b2021-02-02 → 2021-02-02 · 4 obs

○ 2017-01-18 03:25:10
● 2021-02-02 10:13:06
○ 2026-03-20 04:59:12
○ 2026-08-05 10:55:26

○A77.66.56.2472015-11-30 → 2017-01-18 · 4 obs

● 2015-11-30 23:13:24
● 2017-01-18 03:25:10
○ 2021-02-02 10:13:06
○ 2026-08-05 10:55:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dk	b.nic.dk, c.nic.dk, h.nic.dk, l.nic.dk...	-
challenges.dk	lakas.ns.cloudflare.com, rosemary.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.194

NS records: lakas.ns.cloudflare.com, rosemary.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for challenges.dk (unsigned zone)

⏱️ Timing

Total: 503ms | Queries: -

📄 Records

Type	Count	Sample Data

Analysis

Name Servers

challenges.dk uses two name servers for its delegation: lakas.ns.cloudflare.com and rosemary.ns.cloudflare.com.

challenges.dk uses the same name servers as several other domains — among them any(0x706f726e).org, doritdoron.co.il, boligejer.dk and two more.

challenges.dk shares at least some of its name servers with other domains, including happyfamilymedicalstore.org, prodmanagement.com, timecryptonews.com and two others.

These name servers are frequently paired with the name servers deb.ns.cloudflare.com, sean.ns.cloudflare.com and martha.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname lakas.ns.cloudflare.com directs to 108.162.193.194, 172.64.33.194 and 173.245.59.194 along with 3 other IP addresses.

Hostname rosemary.ns.cloudflare.com directs to 108.162.194.77, 162.159.38.77 and 172.64.34.77 along with 3 other IP addresses.