casaskov.dk

📜 Historical scan 2026-10-07 08:05:54 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

casaskov.dk is a .dk domain served by 2 nameservers (amalia.ns.cloudflare.com, rudy.ns.cloudflare.com). It was registered on 3 November 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.54.228 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by route2.mx.cloudflare.net, route1.mx.cloudflare.net and 1 more. The zone is DNSSEC-signed and validates, publishes a 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 90ms

Nameserver	IP addresses	PTR	ASN / ISP
amalia.ns.cloudflare.com	108.162.194.94 162.159.38.94 172.64.34.94 2606:4700:50::a29f:265e 2803:f800:50::6ca2:c25e 2a06:98c1:50::ac40:225e	amalia.ns.cloudflare.com amalia.ns.cloudflare.com amalia.ns.cloudflare.com amalia.ns.cloudflare.com amalia.ns.cloudflare.com amalia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rudy.ns.cloudflare.com	108.162.193.229 172.64.33.229 173.245.59.229 2606:4700:58::adf5:3be5 2803:f800:50::6ca2:c1e5 2a06:98c1:50::ac40:21e5	rudy.ns.cloudflare.com rudy.ns.cloudflare.com rudy.ns.cloudflare.com rudy.ns.cloudflare.com rudy.ns.cloudflare.com rudy.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 115ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.54.228	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.143.29	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 130ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
28	300s	route2.mx.cloudflare.net	162.159.205.17 162.159.205.18 162.159.205.19 2606:4700:f5::10 2606:4700:f5::e 2606:4700:f5::f	route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
29	300s	route1.mx.cloudflare.net	162.159.205.11 162.159.205.12 162.159.205.13 2606:4700:f5::b 2606:4700:f5::c 2606:4700:f5::d	route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
92	300s	route3.mx.cloudflare.net	162.159.205.23 162.159.205.24 162.159.205.25 2606:4700:f5::11 2606:4700:f5::12 2606:4700:f5::13	route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🔷 AAAA Records (IPv6)#

2 records 169ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:8f1d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:36e4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 112ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.54.228,172.67.143.29 ech=AEX+DQBBrQAgACAFTCFVM9i4jmhAWlUEQGef2ORTzYBUHKK5iVA2OFt0aAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8f1d,2606:4700:3035::6815:36e4

📝 TXT Records#

1 records 368ms

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

✉️ SPF#

Policy	Record (casaskov.dk)
~all (soft fail)	v=spf1 include:_spf.mx.cloudflare.net ~all

📨 DMARC#

Policy	Record (_dmarc.casaskov.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:74c6ae0bf177416f8b27c1db7b7fc795@dmarc-reports.cloudflare.net;

📬 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 2026-10-10 11:24:59

www	104.21.54.228 172.67.143.29 2606:4700:3030::ac43:8f1d 2606:4700:3035::6815:36e4 (AS13335) (address records, no CNAME)
www vs bare domain	Same network casaskov.dk: 104.21.54.228 172.67.143.29 2606:4700:3030::ac43:8f1d 2606:4700:3035::6815:36e4 (AS13335) www.casaskov.dk: 104.21.54.228 172.67.143.29 2606:4700:3030::ac43:8f1d 2606:4700:3035::6815:36e4 (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

✍️ DKIM keys#

6 found

Selector	CNAME	Key
default	—	Revoked (empty key)
dkim	—	Revoked (empty key)
k1	—	Revoked (empty key)
mail	—	Revoked (empty key)
s1	—	Revoked (empty key)
s2	—	Revoked (empty key)

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.casaskov.dk	5_bvsF5DFgq2b5Sc5STur9Kudm-C84uSK3Vdjbl9uMo
TXT	_acme-challenge.casaskov.dk	bbKdMwoZP6HNcguguTrBsVO_tAuxkMMGR7Yueo7w5Uc

🔗 TLSA / DANE#

9 records 373ms

Service / Owner	Type	Cert association
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route1.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.route3.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…

🔐 DNSSEC#

257ms

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

🏷️ SOA#

104ms

Field	Value
Serial	2416793858
Primary NS (MNAME)	amalia.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-06 07:07:49

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2023-11-03
Expires	2026-11-02 (13d)

📋 WHOIS#

⏱️ Lookup Timing#

90ms

115ms

130ms

AAAA

169ms

TXT

368ms

CAA

104ms

HTTPS

112ms

TLSA

373ms

SOA

104ms

MTA-STS

151ms

DNSSEC

257ms

SRV

189ms

Total

2520ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 11:24:58	1828ms	2 NS 2 A 3 MX	🔒 Secure
2026-10-09 08:58:42	666ms	2 NS 2 A 3 MX	🔒 Secure
2026-10-08 08:07:29	1493ms	2 NS 2 A 3 MX	🔒 Secure
2026-10-07 08:05:54 shown	2520ms	2 NS 2 A 3 MX	🔒 Secure
2026-10-06 06:56:24	3077ms	2 NS 2 A 3 MX	🔒 Secure
2026-10-01 05:41:52	1313ms	2 NS 2 A 3 MX	🔒 Secure
2026-09-29 05:30:51	1052ms	2 NS 2 A 3 MX	🔒 Secure
2026-09-24 03:22:52	1042ms	2 NS 2 A 3 MX	🔒 Secure
2026-09-22 21:22:56	1069ms	2 NS 2 A 3 MX	🔒 Secure
2026-09-16 22:47:35	1459ms	2 NS 2 A 3 MX	🔒 Secure
2026-09-08 05:13:17	1806ms	2 NS 2 A 3 MX	🔒 Secure
2026-09-01 10:02:02	1695ms	2 NS 2 A 3 MX	🔒 Secure
2026-08-31 00:08:22	1041ms	2 NS 2 A 3 MX	🔒 Secure
2026-08-12 08:22:22	2106ms	2 NS 2 A 3 MX	🔒 Secure
2026-08-11 06:21:17	4824ms	2 NS 2 A 3 MX	🔒 Secure
2026-08-10 03:53:18	6795ms	2 NS 2 A 3 MX	🔒 Secure
2026-08-08 12:00:13	2601ms	2 NS 2 A 3 MX	🔒 Secure
2026-07-25 16:03:46	3618ms	2 NS 2 A 3 MX	🔒 Secure
2026-07-24 15:44:31	2263ms	2 NS 2 A 3 MX	🔒 Secure
2026-07-22 09:01:35	1750ms	2 NS 2 A 3 MX	🔒 Secure
2026-07-19 22:26:29	10715ms	2 NS 2 A 3 MX	🔒 Secure
2026-07-09 05:37:36	2206ms	2 NS 2 A 3 MX	🔒 Secure
2026-06-28 06:02:48	1149ms	2 NS 2 A 3 MX	🔒 Secure
2026-06-23 03:29:37	1244ms	2 NS 2 A 3 MX	🔒 Secure
2026-06-21 01:18:33	920ms	0 NS 0 A 0 MX	❓ Unknown