duckduck.dk

📜 Historical scan 2026-09-25 02:05:40 · ← 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 53ms

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 69ms

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 48ms

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 56ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.29.139,172.67.149.63 ech=AEX+DQBBQAAgACDkbcj5PV99YRoi17jXsrNp0J2+mM3t+uvgYSRwQeiNTgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= 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#

98ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2415076921
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#

53ms

69ms

65ms

AAAA

48ms

TXT

218ms

CAA

65ms

HTTPS

56ms

TLSA

57ms

SOA

0ms

MTA-STS

73ms

DNSSEC

98ms

SRV

73ms

Total

1112ms

🕐 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 shown	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	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