krelskov.dk

📜 Historical scan 2026-06-28 12:06:16 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

krelskov.dk is a .dk domain served by 2 nameservers (jean.ns.cloudflare.com, keenan.ns.cloudflare.com). It was registered on 29 September 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.59.117 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. 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 45ms

Nameserver	IP addresses	PTR	ASN / ISP
jean.ns.cloudflare.com	108.162.192.121 172.64.32.121 173.245.58.121 2606:4700:50::adf5:3a79 2803:f800:50::6ca2:c079 2a06:98c1:50::ac40:2079	jean.ns.cloudflare.com jean.ns.cloudflare.com jean.ns.cloudflare.com jean.ns.cloudflare.com jean.ns.cloudflare.com jean.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
keenan.ns.cloudflare.com	108.162.195.11 162.159.44.11 172.64.35.11 2606:4700:58::a29f:2c0b 2803:f800:50::6ca2:c30b 2a06:98c1:50::ac40:230b	keenan.ns.cloudflare.com keenan.ns.cloudflare.com keenan.ns.cloudflare.com keenan.ns.cloudflare.com keenan.ns.cloudflare.com keenan.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
104.21.59.117	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.177.48	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	172.67.177.48
🔶 Autoconfig	104.21.59.117

🔷 AAAA Records (IPv6)#

2 records 47ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:3b75	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:b130	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 44ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.59.117,172.67.177.48 ech=AEX+DQBBPQAgACByWXxIdGEn1PGA8vq3BZCdBKkCFRT/2G2gKpjLJgPnYQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3b75,2606:4700:3033::ac43:b130

📝 TXT Records#

1 records 173ms

TXT Record
v=spf1 include:_spf.mx.cloudflare.net ~all

✉️ SPF#

Policy	Record (krelskov.dk)
~all (soft fail)	v=spf1 include:_spf.mx.cloudflare.net ~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 2026-10-09 10:18:55

www	188.114.96.1 188.114.97.1 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) (address records, no CNAME)
www vs bare domain	Same network krelskov.dk: 104.21.59.117 172.67.177.48 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) www.krelskov.dk: 188.114.96.1 188.114.97.1 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

2 records 50ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC#

101ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2407980908
Primary NS (MNAME)	jean.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-01 06:53:05

Field	Value
Registrar	Simply.com A/S
Registered	2014-09-29
Expires	2027-09-30 (345d)

📋 WHOIS#

⏱️ Lookup Timing#

45ms

47ms

52ms

AAAA

47ms

TXT

173ms

CAA

45ms

HTTPS

44ms

TLSA

50ms

SOA

0ms

MTA-STS

70ms

DNSSEC

101ms

SRV

95ms

Total

768ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 10:18:55	1393ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-07 09:19:26	1184ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-01 06:42:19	971ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-13 04:22:52	2226ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-06 06:20:53	1141ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-22 12:22:03	10058ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-14 00:44:15	3418ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-08 20:56:29	968ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-22 03:20:23	1774ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-09 03:46:27	2209ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-28 12:06:16 shown	768ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-22 17:47:37	892ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-19 22:45:45	812ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-18 07:04:06	16185ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-18 06:26:02	1086ms	2 NS 2 A 1 MX	🔒 Secure