fatfur.dk

📜 Historical scan 2026-09-18 15:29:24 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

fatfur.dk is a .dk domain served by 2 nameservers (crystal.ns.cloudflare.com, felicity.ns.cloudflare.com). It was registered on 4 March 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.3.151 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.fatfur.dk. 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 38ms

Nameserver	IP addresses	PTR	ASN / ISP
crystal.ns.cloudflare.com	108.162.194.202 162.159.38.202 172.64.34.202 2606:4700:50::a29f:26ca 2803:f800:50::6ca2:c2ca 2a06:98c1:50::ac40:22ca	crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
felicity.ns.cloudflare.com	108.162.195.212 162.159.44.212 172.64.35.212 2606:4700:58::a29f:2cd4 2803:f800:50::6ca2:c3d4 2a06:98c1:50::ac40:23d4	felicity.ns.cloudflare.com felicity.ns.cloudflare.com felicity.ns.cloudflare.com felicity.ns.cloudflare.com felicity.ns.cloudflare.com felicity.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 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.3.151	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.130.227	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	60s	mail.fatfur.dk	217.12.150.9	—	AS31027 GlobalConnect A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	mail.fatfur.dk → 217.12.150.9
🔶 Autoconfig	mail.fatfur.dk → 217.12.150.9

🔷 AAAA Records (IPv6)#

2 records 35ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:82e3	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:397	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 39ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.3.151,172.67.130.227 ech=AEX+DQBBnQAgACBwb/oo7X3evPI/SnoCxp8EfJg0QkGA8Q4BViN0OsL3MQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:82e3,2606:4700:3036::6815:397

📝 TXT Records#

1 records 177ms

TXT Record
v=spf1 a mx -all

✉️ SPF#

Policy	Record (fatfur.dk)
-all (hard fail)	v=spf1 a mx -all

📨 DMARC#

Policy	Record (_dmarc.fatfur.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:dmarc@fatfur.dk

📬 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 2026-10-13 18:58:39

www	104.21.3.151 172.67.130.227 2606:4700:3031::ac43:82e3 2606:4700:3036::6815:397 (AS13335) (address records, no CNAME)
www vs bare domain	Same network fatfur.dk: 104.21.3.151 172.67.130.227 2606:4700:3031::ac43:82e3 2606:4700:3036::6815:397 (AS13335) www.fatfur.dk: 104.21.3.151 172.67.130.227 2606:4700:3031::ac43:82e3 2606:4700:3036::6815:397 (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Delete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
dkim	—	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

124ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2415181433
Primary NS (MNAME)	crystal.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-05 05:30:04

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2007-03-04
Expires	2027-03-31 (162d)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

30ms

AAAA

35ms

TXT

177ms

CAA

31ms

HTTPS

39ms

TLSA

58ms

SOA

0ms

MTA-STS

46ms

DNSSEC

124ms

SRV

68ms

Total

1399ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 18:58:39	1294ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-10 16:48:42	2536ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-09 09:48:22	1271ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-05 04:51:14	1047ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 01:53:42	638ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-18 15:29:24 shown	1399ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-02 09:27:19	1142ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 18:46:56	819ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-20 07:08:16	9891ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-11 08:04:51	4845ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-07 09:32:54	1175ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-23 09:55:49	1530ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-21 02:51:04	9070ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-19 06:21:44	1129ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-16 10:16:23	1021ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-10 17:26:12	1397ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 21:43:07	622ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 05:53:20	1065ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 01:52:54	3063ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 09:26:25	529ms	2 NS 2 A 1 MX	🔓 Insecure