optimized.dk

📜 Historical scan 2026-08-10 14:06:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

optimized.dk is a .dk domain served by 2 nameservers (destiny.ns.cloudflare.com, jason.ns.cloudflare.com). It was registered on 14 December 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.57.122 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by smtp.google.com, aspmx.l.google.com and 4 more. The zone is not DNSSEC-signed, publishes a 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 267ms

Nameserver	IP addresses	PTR	ASN / ISP
destiny.ns.cloudflare.com	108.162.194.76 162.159.38.76 172.64.34.76 2606:4700:50::a29f:264c 2803:f800:50::6ca2:c24c 2a06:98c1:50::ac40:224c	destiny.ns.cloudflare.com destiny.ns.cloudflare.com destiny.ns.cloudflare.com destiny.ns.cloudflare.com destiny.ns.cloudflare.com destiny.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jason.ns.cloudflare.com	108.162.193.179 172.64.33.179 173.245.59.179 2606:4700:58::adf5:3bb3 2803:f800:50::6ca2:c1b3 2a06:98c1:50::ac40:21b3	jason.ns.cloudflare.com jason.ns.cloudflare.com jason.ns.cloudflare.com jason.ns.cloudflare.com jason.ns.cloudflare.com jason.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 298ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.57.122	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.190.94	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

6 records 224ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	smtp.google.com	142.251.173.27 2a00:1450:400c:c04::1a 2a00:1450:400c:c04::1a 2a00:1450:400c:c04::1b 2a00:1450:400c:c04::1b 2a00:1450:400c:c0a::1b 2a00:1450:400c:c0a::1b 2a00:1450:400c:c1f::1a 64.233.167.26 64.233.167.27 74.125.206.26 74.125.206.27	wi-in-f27.1e100.net wk-in-x1a.1e100.net wk-in-f26.1e100.net wk-in-x1b.1e100.net wk-in-f27.1e100.net wl-in-x1b.1e100.net wl-in-f27.1e100.net wi-in-f26.1e100.net wl-in-f26.1e100.net wl-in-f27.1e100.net wk-in-f26.1e100.net wk-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
2	300s	aspmx.l.google.com	2a00:1450:4001:c21::1a 64.233.166.27	lcfrai-in-f26.1e100.net wm-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt1.aspmx.l.google.com	192.178.213.26 2a00:1450:4013:c1e::1b	yugrqzs-in-f26.1e100.net yugrqzs-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	300s	alt2.aspmx.l.google.com	142.251.127.27 2a00:1450:4001:c21::1b	lcfrai-in-f27.1e100.net lcfrai-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt3.aspmx.l.google.com	142.250.147.26 2a00:1450:4025:c01::1a	rd-in-f26.1e100.net rd-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt4.aspmx.l.google.com	172.253.152.27 2a00:1450:4010:c22::1b	yulpptr-in-f27.1e100.net yulpptr-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 245ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:be5e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:397a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 235ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.57.122,172.67.190.94 ech=AEX+DQBBdAAgACBWC2CHb5OuEHNJoaoB105kUseL7EWzQtPsB+MAPPVYBQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:be5e,2606:4700:3035::6815:397a

📝 TXT Records#

1 records 629ms

TXT Record
google-site-verification=NfBqhws0VkJGCX19Q9e-GSiBUaceXmyFp1dmXpGpqV4

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

Policy	Record (_dmarc.optimized.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-08 20:00:48

www	104.21.57.122 172.67.190.94 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) (address records, no CNAME)
www vs bare domain	Same network optimized.dk: 104.21.57.122 172.67.190.94 2606:4700:3033::ac43:be5e 2606:4700:3035::6815:397a (AS13335) www.optimized.dk: 104.21.57.122 172.67.190.94 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

456ms

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	2411796723
Primary NS (MNAME)	destiny.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-08 20:05:21

Field	Value
Registrar	DANDOMAIN A/S
Registered	2016-12-14
Expires	2026-12-31 (73d)

📋 WHOIS#

⏱️ Lookup Timing#

267ms

298ms

224ms

AAAA

245ms

TXT

629ms

CAA

281ms

HTTPS

235ms

TLSA

469ms

SOA

0ms

MTA-STS

364ms

DNSSEC

456ms

SRV

337ms

Total

7172ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 20:00:48	3853ms	2 NS 2 A 6 MX	🔓 Insecure
2026-09-27 10:46:07	3360ms	2 NS 2 A 6 MX	🔓 Insecure
2026-09-08 16:12:53	1474ms	2 NS 2 A 6 MX	🔓 Insecure
2026-08-30 20:02:17	2471ms	2 NS 2 A 6 MX	🔓 Insecure
2026-08-10 14:06:25 shown	7172ms	2 NS 2 A 6 MX	🔓 Insecure
2026-07-22 05:14:20	2537ms	2 NS 2 A 6 MX	🔓 Insecure
2026-06-22 10:48:42	12517ms	2 NS 2 A 6 MX	🔓 Insecure
2026-06-21 23:45:08	975ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 22:44:16	1702ms	2 NS 2 A 6 MX	🔓 Insecure
2026-06-17 23:19:20	1315ms	2 NS 2 A 6 MX	🔓 Insecure