net-sec.dk

📜 Historical scan 2026-09-23 17:29:19 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

net-sec.dk is a .dk domain served by 2 nameservers (daphne.ns.cloudflare.com, earl.ns.cloudflare.com). It was registered on 29 May 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.16.4 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by netsec-dk0i.mail.protection.outlook.com. 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 41ms

Nameserver	IP addresses	PTR	ASN / ISP
daphne.ns.cloudflare.com	108.162.194.169 162.159.38.169 172.64.34.169 2606:4700:50::a29f:26a9 2803:f800:50::6ca2:c2a9 2a06:98c1:50::ac40:22a9	daphne.ns.cloudflare.com daphne.ns.cloudflare.com daphne.ns.cloudflare.com daphne.ns.cloudflare.com daphne.ns.cloudflare.com daphne.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
earl.ns.cloudflare.com	108.162.193.161 172.64.33.161 173.245.59.161 2606:4700:58::adf5:3ba1 2803:f800:50::6ca2:c1a1 2a06:98c1:50::ac40:21a1	earl.ns.cloudflare.com earl.ns.cloudflare.com earl.ns.cloudflare.com earl.ns.cloudflare.com earl.ns.cloudflare.com earl.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
104.21.16.4	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.165.161	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	netsec-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca04::b 2a01:111:f403:ca04::d 2a01:111:f403:ca09::22 52.101.103.137 52.101.209.28 52.101.68.8 52.101.91.153	mail-db7pr03cu00601.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am7pr02cu00302.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-matpr04cu00101.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)#

2 records 40ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:a5a1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:1004	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 33ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.16.4,172.67.165.161 ech=AEX+DQBBQAAgACAI/1e1Q531ZDlPMFVy7wBqyvPVI7ekYCRyE+4JDY7ZfQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:a5a1,2606:4700:3035::6815:1004

📝 TXT Records#

3 records 185ms

TXT Record
ca3-d11fecc72e6e4b16ad719992b70ac3fb
MS=ms53057721
v=spf1 ip4:89.150.140.153 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (net-sec.dk)
-all (hard fail)	v=spf1 ip4:89.150.140.153 include:spf.protection.outlook.com -all

📨 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 2026-10-07 23:02:45

www	NXDOMAIN
www vs bare domain	www does not resolve net-sec.dk: 104.21.16.4 172.67.165.161 2606:4700:3030::ac43:a5a1 2606:4700:3035::6815:1004 (AS13335) www.net-sec.dk: no address (all like this)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

116ms

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	2415375107
Primary NS (MNAME)	daphne.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 03:53:15

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2020-05-29
Expires	2028-05-31 (587d)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

47ms

41ms

AAAA

40ms

TXT

185ms

CAA

46ms

HTTPS

33ms

TLSA

614ms

SOA

0ms

MTA-STS

57ms

DNSSEC

116ms

SRV

57ms

Total

2029ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 23:02:45	1696ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-06 03:34:24	1416ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-05 03:27:54	785ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 02:59:15	1592ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-28 18:42:07	2040ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-23 17:29:19 shown	2029ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-05 23:14:41	2045ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-29 23:31:25	2917ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-24 06:00:13	1697ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-23 03:40:24	1822ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 11:42:09	2014ms	2 NS 2 A 1 MX	🔓 Insecure