kobalt.dk

📜 Historical scan 2026-08-26 23:20:38 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kobalt.dk is a .dk domain served by 3 nameservers (ns1.kobalt.dk, ns2.kobalt.dk, ns3.kobalt.dk). It was registered on 15 September 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.232.10 is hosted by Kobalt ApS (AS199289) in Denmark. Mail is handled by mail.bitwaft.com. 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#

3 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.kobalt.dk	185.21.235.11	ns1.kobalt.dk	AS199289 Kobalt ApS
ns2.kobalt.dk	185.21.233.24	ns2.kobalt.dk	AS199289 Kobalt ApS
ns3.kobalt.dk	185.21.232.2	cpe.b915e802.kobalt.dk	AS199289 Kobalt ApS

🌍 A Records#

1 records 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.232.10	10800s	cpe.b915e80a.kobalt.dk	AS199289	Kobalt ApS	185.21.232.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mail.bitwaft.com	49.12.152.186	mail.bitwaft.com	AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

1 records 50ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a00:5a20:3a10:0:a00:27ff:fe48:d5e5	10800s	—	—	—	—	🇩🇰 Denmark	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 271ms

TXT Record
v=spf1 mx a ip4:185.21.232.0/24 a:spf1.kobalt.dk ~all

✉️ SPF#

Policy	Record (kobalt.dk)
~all (soft fail)	v=spf1 mx a ip4:185.21.232.0/24 a:spf1.kobalt.dk ~all

📨 DMARC#

Policy	Record (_dmarc.kobalt.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:noc@kobalt.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 2026-10-07 18:58:41

www CNAME	kobalt.dk (all on kobalt.dk) → 185.21.232.10 2a00:5a20:3a10:0:a00:27ff:fe48:d5e5 (AS199289)
www vs bare domain	Same network kobalt.dk: 185.21.232.10 2a00:5a20:3a10:0:a00:27ff:fe48:d5e5 (AS199289) www.kobalt.dk: 185.21.232.10 2a00:5a20:3a10:0:a00:27ff:fe48:d5e5 (AS199289)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
mail	—	RSA · ~1024 bit below 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: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.kobalt.dk	mO8ET2Rx5hOgVLCgG_QAyiJy-Wr4q4gPIL27BqkQoVc

🔗 TLSA / DANE#

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

🔐 DNSSEC#

75ms

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	2020020318
Primary NS (MNAME)	ns1.kobalt.dk
Responsible (RNAME)	noc@kobalt.dk
Refresh	10800s
Retry	3600s
Expire	2419000s
Minimum (neg-cache TTL)	43200s

📋 Registration#

WHOIS fetched 2026-10-13 13:34:49

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2012-09-15
Expires	2035-09-30 (3269d)

📋 WHOIS#

⏱️ Lookup Timing#

49ms

40ms

43ms

AAAA

50ms

TXT

271ms

CAA

61ms

HTTPS

42ms

TLSA

155ms

SOA

0ms

MTA-STS

77ms

DNSSEC

75ms

SRV

79ms

Total

1336ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 15:36:57	910ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-27 19:58:44	1769ms	3 NS 1 A 1 MX	🔓 Insecure
2026-08-26 23:20:38 shown	1336ms	3 NS 1 A 1 MX	🔓 Insecure
2026-06-18 05:27:09	4166ms	3 NS 1 A 1 MX	🔓 Insecure