codeshark.dk

📜 Historical scan 2026-09-28 23:48:18 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

codeshark.dk is a .dk domain served by 2 nameservers (peyton.ns.cloudflare.com, roxy.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.25.99 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 36ms

Nameserver	IP addresses	PTR	ASN / ISP
peyton.ns.cloudflare.com	108.162.193.221 172.64.33.221 173.245.59.221 2606:4700:58::adf5:3bdd 2803:f800:50::6ca2:c1dd 2a06:98c1:50::ac40:21dd	peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com peyton.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
roxy.ns.cloudflare.com	108.162.192.142 172.64.32.142 173.245.58.142 2606:4700:50::adf5:3a8e 2803:f800:50::6ca2:c08e 2a06:98c1:50::ac40:208e	roxy.ns.cloudflare.com roxy.ns.cloudflare.com roxy.ns.cloudflare.com roxy.ns.cloudflare.com roxy.ns.cloudflare.com roxy.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 711ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.25.99	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.133.252	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 29ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	300s	aspmx.l.google.com	2a00:1450:4010:c0b::1a 2a00:1450:4010:c0b::1a 64.233.162.27	lo-in-f26.1e100.net lo-in-x1a.1e100.net li-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	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
5	300s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1b	yukulwh-in-f27.1e100.net mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	300s	alt3.aspmx.l.google.com	172.253.158.27 2404:6800:4003:c26::1b	so-in-f27.1e100.net so-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC
10	300s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1b	tp-in-f27.1e100.net tp-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 36ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:1963	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:85fc	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 55ms

Priority	Target	SvcParams
1 service	.	alpn="h2" ipv4hint=104.21.25.99,172.67.133.252 ech=AEX+DQBB7QAgACAB/s5wDktZzfurFSNLXVXsBbadZH/7182blkILBW1nRQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:1963,2606:4700:3037::ac43:85fc

📝 TXT Records#

1 records 175ms

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

✉️ SPF#

Policy	Record (codeshark.dk)
~all (soft fail)	v=spf1 include:_spf.google.com ~all

📨 DMARC#

Policy	Record (_dmarc.codeshark.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:mail@codeshark.dk

📬 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 2026-10-11 22:29:21

www	104.21.25.99 172.67.133.252 2606:4700:3034::6815:1963 2606:4700:3037::ac43:85fc (AS13335) (address records, no CNAME)
www vs bare domain	Same network codeshark.dk: 104.21.25.99 172.67.133.252 2606:4700:3034::6815:1963 2606:4700:3037::ac43:85fc (AS13335) www.codeshark.dk: 104.21.25.99 172.67.133.252 2606:4700:3034::6815:1963 2606:4700:3037::ac43:85fc (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.codeshark.dk	F66I_tmptDk7N50_UmoH7WSI1BLKCtw2H16DD_sBAFc
TXT	_acme-challenge.codeshark.dk	xoKZ8Fj9TvoBl5LeHub6VylFF1kzTs4MmAGbrmnF6aE

🔗 TLSA / DANE#

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

🔐 DNSSEC#

121ms

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	2416085212
Primary NS (MNAME)	peyton.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

36ms

711ms

29ms

AAAA

36ms

TXT

175ms

CAA

37ms

HTTPS

55ms

TLSA

73ms

SOA

0ms

MTA-STS

65ms

DNSSEC

121ms

SRV

60ms

Total

1424ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 15:30:42	1167ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-30 00:02:12	2174ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-28 23:48:18 shown	1424ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-21 06:51:14	1245ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-03 19:24:31	9756ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-01 00:06:54	1120ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-26 10:39:22	983ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-26 04:37:36	962ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-05 12:52:34	1978ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-03 20:27:16	1472ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-30 12:53:41	1112ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-22 10:42:06	1432ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-21 18:59:05	1170ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 21:47:22	548ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-16 21:41:35	597ms	2 NS 2 A 5 MX	🔓 Insecure