k38.dk

📜 Historical scan 2026-07-12 02:26:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

k38.dk is a .dk domain served by 2 nameservers (bayan.ns.cloudflare.com, sky.ns.cloudflare.com). It was registered on 22 April 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.73.113 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by route1.mx.cloudflare.net, route2.mx.cloudflare.net and 1 more. The zone is not DNSSEC-signed, 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 60ms

Nameserver	IP addresses	PTR	ASN / ISP
bayan.ns.cloudflare.com	108.162.193.72 172.64.33.72 173.245.59.72 2606:4700:58::adf5:3b48 2803:f800:50::6ca2:c148 2a06:98c1:50::ac40:2148	bayan.ns.cloudflare.com bayan.ns.cloudflare.com bayan.ns.cloudflare.com bayan.ns.cloudflare.com bayan.ns.cloudflare.com bayan.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sky.ns.cloudflare.com	108.162.194.2 162.159.38.2 172.64.34.2 2606:4700:50::a29f:2602 2803:f800:50::6ca2:c202 2a06:98c1:50::ac40:2202	sky.ns.cloudflare.com sky.ns.cloudflare.com sky.ns.cloudflare.com sky.ns.cloudflare.com sky.ns.cloudflare.com sky.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 89ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.73.113	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.144.179	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 88ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
2	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.
17	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.
71	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 60ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a06:98c1:3120::1	300s	—	AS13335	Cloudflare, Inc.	2a06:98c1:3120:0:0:0:0:0/46	—	—
2a06:98c1:3121::1	300s	—	AS13335	Cloudflare, Inc.	2a06:98c1:3120:0:0:0:0:0/46	—	—

🔐 HTTPS Records#

1 records 45ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBqwAgACA8bQ544Iatxof1TYqb0Oeg9yq6nL9CMcamKCHYgMapCwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1

📝 TXT Records#

1 records 276ms

TXT Record
v=spf1 include:_spf.mx.cloudflare.net include:mxlogin.com -all

✉️ SPF#

Policy	Record (k38.dk)
-all (hard fail)	v=spf1 include:_spf.mx.cloudflare.net include:mxlogin.com -all

📨 DMARC#

Policy	Record (_dmarc.k38.dk)
p=reject	v=DMARC1; p=reject; sp=reject; rua=mailto:1040b854380744baa60986416661e3a5@dmarc-reports.cloudflare.net; adkim=s; aspf=s;

📬 MTA-STS#

299ms

Check	Result
Status	🔒 Enforce
TXT record (_mta-sts)	✓ Found
HTTPS policy	✓ Valid
Mode	enforce
Policy ID	20230505G000365
max_age	604800s
Policy MX	*.mx.cloudflare.net

📈 TLSRPT#

Status	Report address (rua)
✓ Enabled	mailto:info@k38.dk

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-19 18:23:04

www	104.21.73.113 172.67.144.179 2606:4700:3034::ac43:90b3 2606:4700:3035::6815:4971 (AS13335) (address records, no CNAME)
www vs bare domain	Same network k38.dk: 104.21.73.113 172.67.144.179 2606:4700:3034::ac43:90b3 2606:4700:3035::6815:4971 (AS13335) www.k38.dk: 104.21.73.113 172.67.144.179 2606:4700:3034::ac43:90b3 2606:4700:3035::6815:4971 (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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

9 records 132ms

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-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.route2.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
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#

183ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2409210576
Primary NS (MNAME)	bayan.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-19 03:58:34

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2015-04-22
Expires	2031-04-30 (1653d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

60ms

89ms

88ms

AAAA

60ms

TXT

276ms

CAA

39ms

HTTPS

45ms

TLSA

132ms

SOA

0ms

MTA-STS

299ms

DNSSEC

183ms

SRV

117ms

Total

9843ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-19 18:23:04	2417ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-15 14:47:56	707ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-03 17:47:51	1271ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-22 23:55:57	1198ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-16 01:49:44	1487ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-12 23:35:34	1402ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-05 22:53:45	919ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-28 01:54:00	926ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-08 10:14:48	2451ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-12 02:26:00 shown	9843ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-17 12:20:16	4114ms	2 NS 2 A 3 MX	🔓 Insecure