sf999.dk

📜 Historical scan 2026-09-19 09:15:20 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sf999.dk is a .dk domain served by 2 nameservers (ezra.ns.cloudflare.com, jewel.ns.cloudflare.com). It was registered on 14 April 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.72.168 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 58ms

Nameserver	IP addresses	PTR	ASN / ISP
ezra.ns.cloudflare.com	108.162.195.15 162.159.44.15 172.64.35.15 2606:4700:58::a29f:2c0f 2803:f800:50::6ca2:c30f 2a06:98c1:50::ac40:230f	ezra.ns.cloudflare.com ezra.ns.cloudflare.com ezra.ns.cloudflare.com ezra.ns.cloudflare.com ezra.ns.cloudflare.com ezra.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jewel.ns.cloudflare.com	108.162.194.171 162.159.38.171 172.64.34.171 2606:4700:50::a29f:26ab 2803:f800:50::6ca2:c2ab 2a06:98c1:50::ac40:22ab	jewel.ns.cloudflare.com jewel.ns.cloudflare.com jewel.ns.cloudflare.com jewel.ns.cloudflare.com jewel.ns.cloudflare.com jewel.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 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.72.168	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.187.33	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
2606:4700:3034::ac43:bb21	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:48a8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 46ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.72.168,172.67.187.33 ech=AEX+DQBBYwAgACA1WEO0m24EXFLPhUX+vn9hVZCKATo0hUmQegoIWvrkHAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:bb21,2606:4700:3037::6815:48a8

📝 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 2026-10-23 23:51:31

www	104.21.72.168 172.67.187.33 2606:4700:3034::ac43:bb21 2606:4700:3037::6815:48a8 (AS13335) (address records, no CNAME)
www vs bare domain	Same network sf999.dk: 104.21.72.168 172.67.187.33 2606:4700:3034::ac43:bb21 2606:4700:3037::6815:48a8 (AS13335) www.sf999.dk: 104.21.72.168 172.67.187.33 2606:4700:3034::ac43:bb21 2606:4700:3037::6815:48a8 (AS13335)
Wildcard	No

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.sf999.dk	3FugZjK089CJr2KTKfdSCz9krsu3p2tkW751VUkpd_E
TXT	_acme-challenge.sf999.dk	Vi3Oliy4HXM_RZaJ-ekd4vtgEXLOk324PDRLj95mWwY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9078ms

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	2415215945
Primary NS (MNAME)	ezra.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-15 08:49:44

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2021-04-14
Expires	2027-04-30 (188d)

📋 WHOIS#

⏱️ Lookup Timing#

58ms

44ms

AAAA

48ms

TXT

183ms

CAA

42ms

HTTPS

46ms

TLSA

54ms

SOA

0ms

MTA-STS

58ms

DNSSEC

9078ms

SRV

66ms

Total

9452ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 23:51:31	428ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-20 16:37:46	651ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-19 09:17:44	628ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-19 09:15:20 shown	9452ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-17 09:52:06	727ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-10 14:23:01	4257ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-09 23:43:19	623ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-03 07:16:48	831ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-22 03:32:48	811ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-20 22:14:15	907ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 22:46:22	978ms	2 NS 2 A 0 MX	🔓 Insecure