stramkurs.dk

📜 Historical scan 2026-08-11 10:32:05 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

stramkurs.dk is a .dk domain served by 2 nameservers (kip.ns.cloudflare.com, tessa.ns.cloudflare.com). It was registered on 29 June 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.55.153 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.zoho.eu, mx2.zoho.eu and 1 more. The zone is not DNSSEC-signed, has no 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 37ms

Nameserver	IP addresses	PTR	ASN / ISP
kip.ns.cloudflare.com	108.162.193.128 172.64.33.128 173.245.59.128 2606:4700:58::adf5:3b80 2803:f800:50::6ca2:c180 2a06:98c1:50::ac40:2180	kip.ns.cloudflare.com kip.ns.cloudflare.com kip.ns.cloudflare.com kip.ns.cloudflare.com kip.ns.cloudflare.com kip.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tessa.ns.cloudflare.com	108.162.194.229 162.159.38.229 172.64.34.229 2606:4700:50::a29f:26e5 2803:f800:50::6ca2:c2e5 2a06:98c1:50::ac40:22e5	tessa.ns.cloudflare.com tessa.ns.cloudflare.com tessa.ns.cloudflare.com tessa.ns.cloudflare.com tessa.ns.cloudflare.com tessa.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 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.55.153	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.149.47	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 55ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.zoho.eu	185.20.209.166 185.20.209.166 185.20.209.166 185.230.214.166 185.230.214.166 185.230.214.166	mx2.zoho.eu mx.zoho.eu mx3.zoho.eu mx.zoho.eu mx3.zoho.eu mx2.zoho.eu	AS41913 Computerline GmbH AS41913 Computerline GmbH AS41913 Computerline GmbH AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V
20	300s	mx2.zoho.eu	185.230.214.166 185.230.214.166 185.230.214.166	mx.zoho.eu mx3.zoho.eu mx2.zoho.eu	AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V
50	300s	mx3.zoho.eu	185.230.212.166 185.230.212.166 185.230.212.166	mx.zoho.eu mx2.zoho.eu mx3.zoho.eu	AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V

🔷 AAAA Records (IPv6)#

2 records 80ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3037::6815:3799	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:952f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 66ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.55.153,172.67.149.47 ech=AEX+DQBBsQAgACB93mF0mN6e8OAnsWdY1T3W6mlPTQLezI9pCXBcsXfSbQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:3799,2606:4700:3037::ac43:952f

📝 TXT Records#

2 records 248ms

TXT Record
v=spf1 include:zoho.eu ~all
zoho-verification=zb15003176.zmverify.zoho.eu

✉️ SPF#

Policy	Record (stramkurs.dk)
~all (soft fail)	v=spf1 include:zoho.eu ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 13:54:40

www	Address record (no CNAME)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

113ms

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	2411749324
Primary NS (MNAME)	kip.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 14:11:55

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2017-06-29
Expires	2029-06-30 (984d)

📋 WHOIS#

⏱️ Lookup Timing#

37ms

55ms

AAAA

80ms

TXT

248ms

CAA

82ms

HTTPS

66ms

TLSA

262ms

SOA

0ms

MTA-STS

83ms

DNSSEC

113ms

SRV

95ms

Total

2311ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 13:54:40	1358ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-30 08:55:41	720ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-20 06:22:50	880ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-02 09:33:07	1142ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-11 10:32:05 shown	2311ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-22 00:03:36	1455ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-18 01:48:25	1372ms	2 NS 2 A 3 MX	🔓 Insecure