coldcow.dk

📜 Historical scan 2026-09-10 06:29:43 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

coldcow.dk is a .dk domain served by 2 nameservers (ns3.nordicway.dk, ns4.nordicway.dk). It was registered on 9 December 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 23.227.38.65 is hosted by Cloudflare, Inc. (AS13335) in Canada. Mail is handled by adsm.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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 72ms

Nameserver	IP addresses	PTR	ASN / ISP
ns3.nordicway.dk	2a01:4f8:c2c:d3c0::1 78.47.45.64	ns3.nordicway.dk ns3.nordicway.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns4.nordicway.dk	2a01:4f8:c010:24a2::1 78.47.56.84	ns4.nordicway.dk ns4.nordicway.dk	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH

🌍 A Records#

1 records 58ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
23.227.38.65	3600s	myshopify.com	AS13335	Cloudflare, Inc.	23.227.38.0/23	🇨🇦 Canada	Ottawa

📧 MX Records#

1 records 65ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	adsm.dk	144.76.115.20	cp05.nordicway.dk	AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 274ms

TXT Record
v=spf1 +a +mx +ip4:144.76.115.20 ~all

✉️ SPF#

Policy	Record (coldcow.dk)
~all (soft fail)	v=spf1 +a +mx +ip4:144.76.115.20 ~all

📨 DMARC#

Policy	Record (_dmarc.coldcow.dk)
p=none (monitor only)	v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400

📬 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 2026-10-07 17:10:40

www CNAME	shops.myshopify.com (all on myshopify.com) → 23.227.38.74 2620:127:f00f:e:: (AS13335)
www vs bare domain	Same network coldcow.dk: 23.227.38.65 (AS13335) www.coldcow.dk: 23.227.38.74 2620:127:f00f:e:: (AS13335)
Wildcard	No
Denial of existence	NSEC3 · 7 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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: 2/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.coldcow.dk	Ye1OV7lMURFRCj3HaKsGGZdg2uih1CJeMfvTwYiCU8A

🔗 TLSA / DANE#

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

🔐 DNSSEC#

105ms

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	2026080303
Primary NS (MNAME)	ns3.nordicway.dk
Responsible (RNAME)	server@nordicway.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-10 07:31:47

Field	Value
Registrar	Domeneshop AS
Registered	2021-12-09
Expires	2026-12-08 (51d)

📋 WHOIS#

⏱️ Lookup Timing#

72ms

58ms

65ms

AAAA

59ms

TXT

274ms

CAA

49ms

HTTPS

56ms

TLSA

70ms

SOA

0ms

MTA-STS

82ms

DNSSEC

105ms

SRV

87ms

Total

623ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 16:37:47	540ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-26 15:45:31	2496ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-10 06:29:43 shown	623ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-07 21:00:53	16657ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-16 21:46:12	658ms	2 NS 1 A 1 MX	🔓 Insecure