dennisnielsen.dk

📜 Historical scan 2026-09-17 11:10:29 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dennisnielsen.dk is a .dk domain served by 2 nameservers (margot.ns.cloudflare.com, peter.ns.cloudflare.com). It was registered on 16 September 2026 (WHOIS) and first appeared in the .dk zone on 17 September 2026. Its website address 104.21.36.164 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed and validates, 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 43ms

Nameserver	IP addresses	PTR	ASN / ISP
margot.ns.cloudflare.com	108.162.194.167 162.159.38.167 172.64.34.167 2606:4700:50::a29f:26a7 2803:f800:50::6ca2:c2a7 2a06:98c1:50::ac40:22a7	margot.ns.cloudflare.com margot.ns.cloudflare.com margot.ns.cloudflare.com margot.ns.cloudflare.com margot.ns.cloudflare.com margot.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
peter.ns.cloudflare.com	108.162.195.3 162.159.44.3 172.64.35.3 2606:4700:58::a29f:2c03 2803:f800:50::6ca2:c303 2a06:98c1:50::ac40:2303	peter.ns.cloudflare.com peter.ns.cloudflare.com peter.ns.cloudflare.com peter.ns.cloudflare.com peter.ns.cloudflare.com peter.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 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.36.164	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.196.252	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 38ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:24a4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:c4fc	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 38ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.36.164,172.67.196.252 ech=AEX+DQBB6wAgACDQtwa7mn8iB+M9TD+HjKOOhdulaOu8NxRIdC6yJeogCAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:24a4,2606:4700:3035::ac43:c4fc

📝 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 2026-10-24 15:37:01

www	104.21.36.164 172.67.196.252 2606:4700:3031::6815:24a4 2606:4700:3035::ac43:c4fc (AS13335) (address records, no CNAME)
www vs bare domain	Same network dennisnielsen.dk: 104.21.36.164 172.67.196.252 2606:4700:3031::6815:24a4 2606:4700:3035::ac43:c4fc (AS13335) www.dennisnielsen.dk: 104.21.36.164 172.67.196.252 2606:4700:3031::6815:24a4 2606:4700:3035::ac43:c4fc (AS13335)
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.dennisnielsen.dk	C1OviiRdJat_OBd4JtMOe7tL5pRKJ58Zls9YUEJCqxE
TXT	_acme-challenge.dennisnielsen.dk	qfygkCQjl0TIcIZ_UfhcQa9RiuCOwAVnQ83tg9CYPTc

🔗 TLSA / DANE#

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

🔐 DNSSEC#

115ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2415118342
Primary NS (MNAME)	margot.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-07 19:38:15

Field	Value
Registrar	Simply.com A/S
Registered	2026-09-16
Expires	2027-09-15 (323d)

📋 WHOIS#

⏱️ Lookup Timing#

43ms

35ms

37ms

AAAA

38ms

TXT

184ms

CAA

42ms

HTTPS

38ms

TLSA

64ms

SOA

0ms

MTA-STS

68ms

DNSSEC

115ms

SRV

73ms

Total

708ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-24 15:37:01	2229ms	2 NS 2 A 0 MX	🔒 Secure
2026-10-11 17:16:48	454ms	2 NS 2 A 0 MX	🔒 Secure
2026-10-09 13:23:27	759ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-19 18:05:06	1294ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-17 11:15:21	1615ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-17 11:10:29 shown	708ms	2 NS 2 A 0 MX	🔒 Secure