sheet.dk

📜 Historical scan 2026-08-05 12:36:02 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sheet.dk is a .dk domain served by 2 nameservers (carla.ns.cloudflare.com, kayden.ns.cloudflare.com). It was registered on 4 August 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.43.7 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 201ms

Nameserver	IP addresses	PTR	ASN / ISP
carla.ns.cloudflare.com	108.162.194.86 162.159.38.86 172.64.34.86 2606:4700:50::a29f:2656 2803:f800:50::6ca2:c256 2a06:98c1:50::ac40:2256	carla.ns.cloudflare.com carla.ns.cloudflare.com carla.ns.cloudflare.com carla.ns.cloudflare.com carla.ns.cloudflare.com carla.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kayden.ns.cloudflare.com	108.162.195.74 162.159.44.74 172.64.35.74 2606:4700:58::a29f:2c4a 2803:f800:50::6ca2:c34a 2a06:98c1:50::ac40:234a	kayden.ns.cloudflare.com kayden.ns.cloudflare.com kayden.ns.cloudflare.com kayden.ns.cloudflare.com kayden.ns.cloudflare.com kayden.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 205ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.43.7	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.215.14	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 208ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:2b07	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::ac43:d70e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 194ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.43.7,172.67.215.14 ech=AEX+DQBBDwAgACCddZFi5cJGEIURcRHyh466QLmYg7UTSNLSOL62ePX5cgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:2b07,2606:4700:3032::ac43:d70e

📝 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 2026-10-12 04:50:01

www	104.21.43.7 172.67.215.14 2606:4700:3031::6815:2b07 2606:4700:3032::ac43:d70e (AS13335) (address records, no CNAME)
www vs bare domain	Same network sheet.dk: 104.21.43.7 172.67.215.14 2606:4700:3031::6815:2b07 2606:4700:3032::ac43:d70e (AS13335) www.sheet.dk: 104.21.43.7 172.67.215.14 2606:4700:3031::6815:2b07 2606:4700:3032::ac43:d70e (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

246ms

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	2411290044
Primary NS (MNAME)	carla.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-03 13:27:49

Field	Value
Registrar	Obsidian Digital A/S
Registered	2026-08-04
Expires	2027-08-03 (288d)

📋 WHOIS#

⏱️ Lookup Timing#

201ms

205ms

183ms

AAAA

208ms

TXT

478ms

CAA

187ms

HTTPS

194ms

TLSA

124ms

SOA

0ms

MTA-STS

208ms

DNSSEC

246ms

SRV

232ms

Total

2305ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 13:26:25	636ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-02 13:25:07	407ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-23 12:08:45	1378ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-05 12:36:02 shown	2305ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-03 16:10:07	16770ms	1 NS 0 A 0 MX	❓ Unknown
2026-08-01 03:06:39	829ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-30 18:11:07	818ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-29 04:31:34	815ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-27 18:16:44	701ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-26 17:55:42	8795ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-25 17:16:00	8620ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-24 16:47:35	691ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-23 16:22:36	676ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-21 13:44:49	625ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-20 09:17:17	813ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-19 08:25:59	928ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-18 07:08:15	2655ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-17 06:37:07	783ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-14 01:24:43	693ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-12 05:39:51	716ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-10 17:50:55	731ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-08 16:35:36	17275ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-07 00:01:30	872ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-05 13:31:11	622ms	1 NS 0 A 0 MX	❓ Unknown
2026-07-04 10:28:37	707ms	1 NS 0 A 0 MX	❓ Unknown