48k.dk

📜 Historical scan 2026-09-23 10:59:06 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

48k.dk is a .dk domain served by 2 nameservers (poppy.ns.cloudflare.com, ram.ns.cloudflare.com). It was registered on 12 February 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.69.141 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 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 52ms

Nameserver	IP addresses	PTR	ASN / ISP
poppy.ns.cloudflare.com	108.162.194.33 162.159.38.33 172.64.34.33 2606:4700:50::a29f:2621 2803:f800:50::6ca2:c221 2a06:98c1:50::ac40:2221	poppy.ns.cloudflare.com poppy.ns.cloudflare.com poppy.ns.cloudflare.com poppy.ns.cloudflare.com poppy.ns.cloudflare.com poppy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ram.ns.cloudflare.com	108.162.193.225 172.64.33.225 173.245.59.225 2606:4700:58::adf5:3be1 2803:f800:50::6ca2:c1e1 2a06:98c1:50::ac40:21e1	ram.ns.cloudflare.com ram.ns.cloudflare.com ram.ns.cloudflare.com ram.ns.cloudflare.com ram.ns.cloudflare.com ram.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 57ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.69.141	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.209.29	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	3600s	aspmx.l.google.com	2a00:1450:4010:c0e::1b 2a00:1450:4010:c0e::1b 64.233.163.26	lu-in-x1b.1e100.net lu-in-f27.1e100.net lj-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	3600s	alt1.aspmx.l.google.com	192.178.158.26 2404:6800:4013:813::1a	lcdels-in-f26.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	3600s	alt2.aspmx.l.google.com	173.194.41.26 173.194.41.26 2404:6800:4001:c01::1b	yukulwh-in-f26.1e100.net mad01s14-in-f26.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	3600s	alt3.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1b	so-in-f26.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	3600s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1a	tp-in-f27.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.69.141
🔶 Autoconfig	172.67.209.29

🔷 AAAA Records (IPv6)#

2 records 67ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:458d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:d11d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 55ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.69.141,172.67.209.29 ech=AEX+DQBBYAAgACDV91rNmWpS4w6dXW9Hl/jbUmYyazIoLtjnbZjinmEOfwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:458d,2606:4700:3034::ac43:d11d

📝 TXT Records#

1 records 211ms

TXT Record
v=spf1 include:_spf.google.com include:mailgun.org ~all

✉️ SPF#

Policy	Record (48k.dk)
~all (soft fail)	v=spf1 include:_spf.google.com include:mailgun.org ~all

📨 DMARC#

Policy	Record (_dmarc.48k.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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 2026-10-16 07:17:22

www	104.21.69.141 172.67.209.29 2606:4700:3031::6815:458d 2606:4700:3034::ac43:d11d (AS13335) (address records, no CNAME)
www vs bare domain	Same network 48k.dk: 104.21.69.141 172.67.209.29 2606:4700:3031::6815:458d 2606:4700:3034::ac43:d11d (AS13335) www.48k.dk: 104.21.69.141 172.67.209.29 2606:4700:3031::6815:458d 2606:4700:3034::ac43:d11d (AS13335)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~2048 bit

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: 6/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

145ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2415471078
Primary NS (MNAME)	poppy.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 16:12:55

Field	Value
Registrar	dns.services ApS
Registered	2013-02-12
Expires	2029-04-30 (926d)

📋 WHOIS#

⏱️ Lookup Timing#

52ms

57ms

49ms

AAAA

67ms

TXT

211ms

CAA

63ms

HTTPS

55ms

TLSA

155ms

SOA

0ms

MTA-STS

74ms

DNSSEC

145ms

SRV

91ms

Total

1228ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 07:17:22	887ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-07 16:03:32	6770ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-30 13:28:46	1625ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-23 10:59:06 shown	1228ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-17 18:41:29	3822ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-16 18:01:51	9512ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-19 13:36:27	2753ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-16 12:39:23	936ms	2 NS 2 A 5 MX	🔓 Insecure