vmlinuz.dk

📜 Historical scan 2026-07-15 17:29:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

vmlinuz.dk is a .dk domain served by 2 nameservers (coraline.ns.cloudflare.com, nicolas.ns.cloudflare.com). It was registered on 4 December 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.49.75 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 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 30ms

Nameserver	IP addresses	PTR	ASN / ISP
coraline.ns.cloudflare.com	108.162.194.88 162.159.38.88 172.64.34.88 2606:4700:50::a29f:2658 2803:f800:50::6ca2:c258 2a06:98c1:50::ac40:2258	coraline.ns.cloudflare.com coraline.ns.cloudflare.com coraline.ns.cloudflare.com coraline.ns.cloudflare.com coraline.ns.cloudflare.com coraline.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nicolas.ns.cloudflare.com	108.162.195.84 162.159.44.84 172.64.35.84 2606:4700:58::a29f:2c54 2803:f800:50::6ca2:c354 2a06:98c1:50::ac40:2354	nicolas.ns.cloudflare.com nicolas.ns.cloudflare.com nicolas.ns.cloudflare.com nicolas.ns.cloudflare.com nicolas.ns.cloudflare.com nicolas.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 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.49.75	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.160.168	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

7 records 55ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	aspmx.l.google.com	173.194.222.26 2a00:1450:4010:c0f::1a 2a00:1450:4010:c0f::1a	lo-in-f26.1e100.net lt-in-x1a.1e100.net lt-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
20	300s	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
30	300s	alt2.aspmx.l.google.com	172.253.158.26 2404:6800:4003:c26::1a	so-in-f26.1e100.net so-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx2.googlemail.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
30	300s	aspmx3.googlemail.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
30	300s	aspmx4.googlemail.com	108.177.125.26 2404:6800:4008:c01::1b	tp-in-f26.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
30	300s	aspmx5.googlemail.com	192.178.230.26 2404:6800:400b:c01b::1a	yunrtab-in-f26.1e100.net yunrtab-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.49.75
🔶 Autoconfig	104.21.49.75

🔷 AAAA Records (IPv6)#

2 records 30ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:314b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:a0a8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 31ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.49.75,172.67.160.168 ech=AEX+DQBBAQAgACB8Iukd3COrH1ZuBHLnECfPDOjrR8Xw8p1RyoegcQd6IgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:314b,2606:4700:3034::ac43:a0a8

📝 TXT Records#

1 records 198ms

TXT Record
v=spf1 include:spf.forwardemail.net include:_custspf.one.com -all

✉️ SPF#

Policy	Record (vmlinuz.dk)
-all (hard fail)	v=spf1 include:spf.forwardemail.net include:_custspf.one.com -all

📨 DMARC#

Policy	Record (_dmarc.vmlinuz.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:dmarc-67bed7cd0693eb6b48ca996d@forwardemail.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 2026-10-09 13:44:54

www CNAME	vmlinuz.dk (all on vmlinuz.dk) → 38.242.208.229 (AS51167)
www vs bare domain	Same network vmlinuz.dk: 38.242.208.229 (AS51167) www.vmlinuz.dk: 38.242.208.229 (AS51167)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 6/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.vmlinuz.dk	HeSUBVaFD7ic1gXsGDiycHXrbXmHx3qsEkq5sccoagQ
TXT	_acme-challenge.vmlinuz.dk	NN_ti1B1n2jz685M7Fws3isuGJsfisbV3D7qoBpFG6Q

🔗 TLSA / DANE#

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

🔐 DNSSEC#

74ms

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	2409378664
Primary NS (MNAME)	coraline.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-12 13:52:42

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2001-12-04
Expires	2026-12-31 (72d)

📋 WHOIS#

⏱️ Lookup Timing#

30ms

32ms

55ms

AAAA

30ms

TXT

198ms

CAA

47ms

HTTPS

31ms

TLSA

77ms

SOA

0ms

MTA-STS

61ms

DNSSEC

74ms

SRV

78ms

Total

1629ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 13:44:54	1222ms	2 NS 1 A 7 MX	🔓 Insecure
2026-09-29 23:16:14	801ms	2 NS 1 A 7 MX	🔓 Insecure
2026-09-13 00:32:11	1346ms	2 NS 1 A 7 MX	🔓 Insecure
2026-08-26 13:41:59	910ms	2 NS 2 A 7 MX	🔓 Insecure
2026-08-22 18:47:44	3903ms	2 NS 2 A 7 MX	🔓 Insecure
2026-07-15 17:29:00 shown	1629ms	2 NS 2 A 7 MX	🔓 Insecure
2026-07-01 11:55:58	1380ms	2 NS 2 A 7 MX	🔓 Insecure
2026-06-28 16:25:13	1149ms	2 NS 2 A 7 MX	🔓 Insecure
2026-06-25 20:49:34	919ms	2 NS 2 A 7 MX	🔓 Insecure
2026-06-22 08:51:58	2236ms	2 NS 2 A 7 MX	🔓 Insecure
2026-06-21 00:16:11	2122ms	2 NS 2 A 7 MX	🔓 Insecure
2026-06-17 14:41:12	2769ms	2 NS 2 A 7 MX	🔓 Insecure