marcusottosen.dk

📜 Historical scan 2026-09-15 19:29:43 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

marcusottosen.dk is a .dk domain served by 2 nameservers (arely.ns.cloudflare.com, lynn.ns.cloudflare.com). It was registered on 28 June 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is not DNSSEC-signed, has no 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
arely.ns.cloudflare.com	108.162.194.164 162.159.38.164 172.64.34.164 2606:4700:50::a29f:26a4 2803:f800:50::6ca2:c2a4 2a06:98c1:50::ac40:22a4	arely.ns.cloudflare.com arely.ns.cloudflare.com arely.ns.cloudflare.com arely.ns.cloudflare.com arely.ns.cloudflare.com arely.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lynn.ns.cloudflare.com	108.162.193.201 172.64.33.201 173.245.59.201 2606:4700:58::adf5:3bc9 2803:f800:50::6ca2:c1c9 2a06:98c1:50::ac40:21c9	lynn.ns.cloudflare.com lynn.ns.cloudflare.com lynn.ns.cloudflare.com lynn.ns.cloudflare.com lynn.ns.cloudflare.com lynn.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#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 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 2026-10-14 22:15:20

www	Exists, no address
www vs bare domain	Neither resolves marcusottosen.dk: no address www.marcusottosen.dk: no address
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.marcusottosen.dk	D5bRSBh1LTKaQc6i7zq6Sdbf0611diaKjhxpY_aP_rU
TXT	_acme-challenge.marcusottosen.dk	OdzsG1H3ePAhgfNbiFdqBLZiyo_2j6pUiO9iUVqBlCQ

🔗 TLSA / DANE#

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

🔐 DNSSEC#

134ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414822889
Primary NS (MNAME)	arely.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-03 23:34:10

Field	Value
Registrar	Simply.com A/S
Registered	2025-06-28
Expires	2027-06-27 (248d)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

40ms

36ms

AAAA

35ms

TXT

208ms

CAA

58ms

HTTPS

49ms

TLSA

54ms

SOA

0ms

MTA-STS

59ms

DNSSEC

134ms

SRV

72ms

Total

1224ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-14 22:15:20	1170ms	2 NS 0 A 0 MX	🔓 Insecure
2026-10-08 05:56:06	442ms	2 NS 0 A 0 MX	🔓 Insecure
2026-10-07 00:14:30	360ms	2 NS 0 A 0 MX	🔓 Insecure
2026-10-03 23:03:32	402ms	2 NS 0 A 0 MX	🔓 Insecure
2026-10-01 22:59:29	390ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-29 22:37:27	467ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-27 22:42:08	1745ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-25 22:15:43	9965ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-22 20:51:42	819ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-15 19:29:43 shown	1224ms	2 NS 0 A 0 MX	🔓 Insecure
2026-09-11 18:28:24	1037ms	2 NS 0 A 0 MX	🔓 Insecure
2026-08-25 12:44:56	9453ms	2 NS 0 A 0 MX	🔓 Insecure
2026-08-17 22:54:40	2099ms	2 NS 0 A 0 MX	🔓 Insecure
2026-08-16 11:40:11	3561ms	2 NS 0 A 0 MX	🔓 Insecure
2026-08-13 03:01:59	2786ms	2 NS 0 A 0 MX	🔓 Insecure
2026-07-23 18:24:27	850ms	2 NS 0 A 0 MX	🔓 Insecure
2026-07-17 19:30:39	9055ms	2 NS 0 A 0 MX	🔓 Insecure
2026-07-01 12:38:36	690ms	2 NS 0 A 0 MX	🔓 Insecure
2026-06-27 17:54:31	1252ms	2 NS 0 A 0 MX	🔓 Insecure
2026-06-20 11:41:41	388ms	2 NS 0 A 0 MX	🔓 Insecure
2026-06-18 05:53:52	2531ms	2 NS 0 A 0 MX	🔓 Insecure