alsen.dk

📜 Historical scan 2026-09-15 18:45:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

alsen.dk is a .dk domain served by 2 nameservers (brian.ns.cloudflare.com, hazel.ns.cloudflare.com). It was registered on 23 November 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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
brian.ns.cloudflare.com	108.162.195.36 162.159.44.36 172.64.35.36 2606:4700:58::a29f:2c24 2803:f800:50::6ca2:c324 2a06:98c1:50::ac40:2324	brian.ns.cloudflare.com brian.ns.cloudflare.com brian.ns.cloudflare.com brian.ns.cloudflare.com brian.ns.cloudflare.com brian.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
hazel.ns.cloudflare.com	108.162.194.157 162.159.38.157 172.64.34.157 2606:4700:50::a29f:269d 2803:f800:50::6ca2:c29d 2a06:98c1:50::ac40:229d	hazel.ns.cloudflare.com hazel.ns.cloudflare.com hazel.ns.cloudflare.com hazel.ns.cloudflare.com hazel.ns.cloudflare.com hazel.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

2 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.protonmail.ch	176.119.200.128 185.205.70.128 185.70.42.128	mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	300s	mailsec.protonmail.ch	176.119.200.129 185.205.70.129 185.70.42.129	mailsec.protonmail.ch mailsec.protonmail.ch mailsec.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 206ms

TXT Record
protonmail-verification=56c13236fb4865483df6087f46935b625a1324c2
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF#

Policy	Record (alsen.dk)
~all (soft fail)	v=spf1 include:_spf.protonmail.ch ~all

📨 DMARC#

Policy	Record (_dmarc.alsen.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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 2026-10-09 10:03:12

www	NXDOMAIN
www vs bare domain	Neither resolves alsen.dk: no address www.alsen.dk: no address
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.alsen.dk	JDSfvoDCXNi6f-NgkOkrB6vlCR2I0CzmJrwUNrA3zC8
TXT	_acme-challenge.alsen.dk	lt5UNBIdkXzRiyOybRJQ3e4RJ8udlaSO4CLmD80UMT8

🔗 TLSA / DANE#

4 records 68ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…

🔐 DNSSEC#

134ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2414892025
Primary NS (MNAME)	brian.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-08 09:51:36

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2022-11-23
Expires	2026-11-22 (36d)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

50ms

44ms

AAAA

44ms

TXT

206ms

CAA

41ms

HTTPS

31ms

TLSA

68ms

SOA

0ms

MTA-STS

67ms

DNSSEC

134ms

SRV

68ms

Total

1476ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 10:03:12	808ms	2 NS 0 A 2 MX	🔓 Insecure
2026-10-08 09:34:58	739ms	2 NS 0 A 2 MX	🔓 Insecure
2026-09-24 00:27:10	739ms	2 NS 0 A 2 MX	🔓 Insecure
2026-09-20 05:48:56	690ms	2 NS 0 A 2 MX	🔓 Insecure
2026-09-15 18:45:41 shown	1476ms	2 NS 0 A 2 MX	🔓 Insecure
2026-09-13 06:01:34	933ms	2 NS 0 A 2 MX	🔓 Insecure
2026-09-07 22:20:55	1060ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-28 03:13:21	690ms	2 NS 0 A 2 MX	🔓 Insecure
2026-08-11 09:35:15	2362ms	2 NS 0 A 2 MX	🔓 Insecure
2026-06-30 16:43:15	1065ms	2 NS 0 A 2 MX	🔓 Insecure
2026-06-26 23:59:42	933ms	2 NS 0 A 2 MX	🔓 Insecure
2026-06-21 14:53:01	586ms	2 NS 0 A 2 MX	🔓 Insecure
2026-06-16 12:39:31	741ms	2 NS 0 A 2 MX	🔓 Insecure