duckduck.dk

📜 Historical scan 2026-06-25 09:54:19 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

duckduck.dk is a .dk domain served by 2 nameservers (adaline.ns.cloudflare.com, lewis.ns.cloudflare.com). It was registered on 14 July 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.29.139 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 220ms

Nameserver	IP addresses	PTR	ASN / ISP
adaline.ns.cloudflare.com	108.162.194.49 162.159.38.49 172.64.34.49 2606:4700:50::a29f:2631 2803:f800:50::6ca2:c231 2a06:98c1:50::ac40:2231	adaline.ns.cloudflare.com adaline.ns.cloudflare.com adaline.ns.cloudflare.com adaline.ns.cloudflare.com adaline.ns.cloudflare.com adaline.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lewis.ns.cloudflare.com	108.162.195.159 162.159.44.159 172.64.35.159 2606:4700:58::a29f:2c9f 2803:f800:50::6ca2:c39f 2a06:98c1:50::ac40:239f	lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com lewis.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 144ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.29.139	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.149.63	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 339ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3037::6815:1d8b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:953f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 126ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.29.139,172.67.149.63 ech=AEX+DQBBrQAgACDfKA9Er9zsycphwr8CPeCFgeOw+dJUA372SNUUI7jcdwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:1d8b,2606:4700:3037::ac43:953f

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 09:23:11

www	104.21.29.139 172.67.149.63 2606:4700:3037::6815:1d8b 2606:4700:3037::ac43:953f (AS13335) (address records, no CNAME)
www vs bare domain	Same network duckduck.dk: 104.21.29.139 172.67.149.63 2606:4700:3037::6815:1d8b 2606:4700:3037::ac43:953f (AS13335) www.duckduck.dk: 104.21.29.139 172.67.149.63 2606:4700:3037::6815:1d8b 2606:4700:3037::ac43:953f (AS13335)
Wildcard	No

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

604ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

111ms

Field	Value
Serial	2406303653
Primary NS (MNAME)	adaline.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-04 04:01:05

Field	Value
Registrar	Simply.com A/S
Registered	2025-07-14
Expires	2027-07-13 (266d)

📋 WHOIS#

⏱️ Lookup Timing#

220ms

144ms

138ms

AAAA

339ms

TXT

698ms

CAA

317ms

HTTPS

126ms

TLSA

784ms

SOA

111ms

MTA-STS

478ms

DNSSEC

604ms

SRV

705ms

Total

6098ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 09:23:11	1552ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-04 03:53:20	425ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-25 02:05:40	1112ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-20 15:35:57	891ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-26 10:48:27	705ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-07 04:46:36	1168ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-20 13:20:57	1730ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-29 00:39:41	724ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-25 09:54:19 shown	6098ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-24 11:01:01	1003ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 04:55:21	447ms	2 NS 2 A 0 MX	🔓 Insecure