fnet.dk

📜 Historical scan 2026-10-15 04:35:46 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

fnet.dk is a .dk domain served by 2 nameservers (gordon.ns.cloudflare.com, laura.ns.cloudflare.com). It was registered on 18 May 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.28.223 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.improvmx.com, mx2.improvmx.com. 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 36ms

Nameserver	IP addresses	PTR	ASN / ISP
gordon.ns.cloudflare.com	108.162.193.170 172.64.33.170 173.245.59.170 2606:4700:58::adf5:3baa 2803:f800:50::6ca2:c1aa 2a06:98c1:50::ac40:21aa	gordon.ns.cloudflare.com gordon.ns.cloudflare.com gordon.ns.cloudflare.com gordon.ns.cloudflare.com gordon.ns.cloudflare.com gordon.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
laura.ns.cloudflare.com	108.162.192.183 172.64.32.183 173.245.58.183 2606:4700:50::adf5:3ab7 2803:f800:50::6ca2:c0b7 2a06:98c1:50::ac40:20b7	laura.ns.cloudflare.com laura.ns.cloudflare.com laura.ns.cloudflare.com laura.ns.cloudflare.com laura.ns.cloudflare.com laura.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 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.28.223	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.147.189	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

2 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.improvmx.com	13.37.195.136 15.236.236.160 2a05:d012:412:e201:88aa:e7b9:7a43:12d7 2a05:d012:412:e202:f36:2c1f:1a49:d38a 2a05:d012:412:e203:373a:f51a:4a85:1d25 35.181.18.45	ec2-13-37-195-136.eu-west-3.compute.amazonaws.com ec2-15-236-236-160.eu-west-3.compute.amazonaws.com — — — ec2-35-181-18-45.eu-west-3.compute.amazonaws.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	300s	mx2.improvmx.com	13.36.107.63 13.36.222.39 15.236.61.92 2a05:d012:412:e201:1f6e:f6e4:8fd7:4678 2a05:d012:412:e202:e81e:cc44:3b53:8a3d 2a05:d012:412:e203:7e33:3d9c:28d7:ee20	ec2-13-36-107-63.eu-west-3.compute.amazonaws.com ec2-13-36-222-39.eu-west-3.compute.amazonaws.com ec2-15-236-61-92.eu-west-3.compute.amazonaws.com — — —	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	fnet.dk → 192.0.2.1
🔶 Autoconfig	fnet.dk → 192.0.2.1

🔷 AAAA Records (IPv6)#

2 records 38ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:93bd	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::6815:1cdf	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 34ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.28.223,172.67.147.189 ech=AEX+DQBB+AAgACBa2DHwV2dbwchWwDkHeHJTqq/o0Tw+Gz1KaJyNxaAyJQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:93bd,2606:4700:3032::6815:1cdf

📝 TXT Records#

1 records 203ms

TXT Record
v=spf1 include:spf.improvmx.com ?all

✉️ SPF#

Policy	Record (fnet.dk)
?all (neutral)	v=spf1 include:spf.improvmx.com ?all

📨 DMARC#

Policy	Record (_dmarc.fnet.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 2026-10-16 05:48:21

www	192.0.2.1 (address records, no CNAME)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ?all

warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.fnet.dk	DxonpoZLK6Hy05tza1Pg533W73FfMf-1jKx0w499b6g
TXT	_acme-challenge.fnet.dk	zpPIO6siMo_Oa0NZAMubNcPVAnI6BwOkScPpr3bm7Fc

🔗 TLSA / DANE#

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

🔐 DNSSEC#

82ms

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

🏷️ SOA#

46ms

Field	Value
Serial	2417503412
Primary NS (MNAME)	gordon.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-16 06:23:16

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2011-05-18
Expires	2027-07-31 (287d)

🔗 Same registrant#

12 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
arsenalfc.dk	Punktum dk A/S (direct)
artisans.dk	Punktum dk A/S (direct)
cphcw.dk	Punktum dk A/S (direct)
kontakter.dk	Punktum dk A/S (direct)
minverden.dk	Punktum dk A/S (direct)
mitteam.dk	Punktum dk A/S (direct)
opsig.dk	Punktum dk A/S (direct)
sax.dk	Punktum dk A/S (direct)
snerdet.dk	Punktum dk A/S (direct)
spotifyguide.dk	Punktum dk A/S (direct)
åd.dk	Punktum dk A/S (direct)
æv.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

36ms

47ms

46ms

AAAA

38ms

TXT

203ms

CAA

34ms

HTTPS

34ms

TLSA

111ms

SOA

46ms

MTA-STS

72ms

DNSSEC

82ms

SRV

66ms

Total

764ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 05:48:21	1653ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-15 04:35:46 shown	764ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-12 22:59:48	1757ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-11 18:15:03	2621ms	2 NS 2 A 2 MX	🔓 Insecure
2026-10-10 16:55:33	638ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-26 06:23:26	9683ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-17 07:10:33	1228ms	2 NS 2 A 2 MX	🔓 Insecure
2026-09-14 07:47:32	857ms	2 NS 2 A 2 MX	🔓 Insecure
2026-08-14 23:51:24	1556ms	2 NS 2 A 2 MX	🔓 Insecure
2026-07-17 20:13:32	1421ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-26 11:40:57	962ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-23 18:36:23	913ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 21:30:00	670ms	2 NS 2 A 2 MX	🔓 Insecure
2026-06-17 09:19:10	1219ms	2 NS 2 A 2 MX	🔓 Insecure