min-klasse.dk

Records from scan: 2026-10-22 23:40:12 · 740ms total · last checked 2026-10-24 09:12 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

min-klasse.dk is a .dk domain served by 2 nameservers (adi.ns.cloudflare.com, max.ns.cloudflare.com). It was registered on 21 October 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.33.177 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 29ms

Nameserver	IP addresses	PTR	ASN / ISP
adi.ns.cloudflare.com	108.162.192.56 172.64.32.56 173.245.58.56 2606:4700:50::adf5:3a38 2803:f800:50::6ca2:c038 2a06:98c1:50::ac40:2038	adi.ns.cloudflare.com adi.ns.cloudflare.com adi.ns.cloudflare.com adi.ns.cloudflare.com adi.ns.cloudflare.com adi.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
max.ns.cloudflare.com	108.162.193.132 172.64.33.132 173.245.59.132 2606:4700:58::adf5:3b84 2803:f800:50::6ca2:c184 2a06:98c1:50::ac40:2184	max.ns.cloudflare.com max.ns.cloudflare.com max.ns.cloudflare.com max.ns.cloudflare.com max.ns.cloudflare.com max.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 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.33.177	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.147.172	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

5 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	120s	aspmx.l.google.com	173.194.220.27 2a00:1450:4010:c02::1b 2a00:1450:4010:c02::1b	lk-in-f27.1e100.net le-in-x1b.1e100.net le-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
5	120s	alt1.aspmx.l.google.com	192.178.158.27 2404:6800:4013:813::1a	lcdels-in-f27.1e100.net lcdels-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC
5	120s	alt2.aspmx.l.google.com	173.194.41.27 173.194.41.27 2404:6800:4001:c01::1a	mad01s14-in-f27.1e100.net yukulwh-in-f27.1e100.net yukulwh-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC
10	120s	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	120s	alt4.aspmx.l.google.com	108.177.125.27 2404:6800:4008:c01::1a	tp-in-f27.1e100.net tp-in-f26.1e100.net	AS15169 Google LLC AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records 37ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:93ac	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:21b1	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 34ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.33.177,172.67.147.172 ech=AEX+DQBBFwAgACBwVUtIAv6cr4xmissw5nCUb/DKF8Ouh5FlTpfNoitneAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:93ac,2606:4700:3035::6815:21b1

📝 TXT Records#

1 records 131ms

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

✉️ SPF#

Policy	Record (min-klasse.dk)
~all (soft fail)	v=spf1 include:_spf.google.com include:sendgrid.net ~all

📨 DMARC#

Policy	Record (_dmarc.min-klasse.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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#

checked 2026-10-22 23:40:12

www	104.21.33.177 172.67.147.172 2606:4700:3031::ac43:93ac 2606:4700:3035::6815:21b1 (AS13335) (address records, no CNAME)
www vs bare domain	Same network min-klasse.dk: 104.21.33.177 172.67.147.172 2606:4700:3031::ac43:93ac 2606:4700:3035::6815:21b1 (AS13335) www.min-klasse.dk: 104.21.33.177 172.67.147.172 2606:4700:3031::ac43:93ac 2606:4700:3035::6815:21b1 (AS13335)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u108831151.wl152.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u108831151.wl152.sendgrid.net	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: 3/10 · policy: ~all

No problems found

🔗 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	✗ Not found
Flags	unsigned answer

🏷️ SOA#

40ms

Field	Value
Serial	2417716041
Primary NS (MNAME)	adi.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-18 09:32:17

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2019-10-21
Expires	2027-10-31 (371d)

🔗 Same registrant#

1 domain

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
byalsing.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

29ms

33ms

35ms

AAAA

37ms

TXT

131ms

CAA

27ms

HTTPS

34ms

TLSA

143ms

SOA

40ms

MTA-STS

47ms

DNSSEC

105ms

SRV

44ms

Total

740ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-22 23:40:12 shown	740ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-21 14:45:34	1493ms	2 NS 2 A 5 MX	❓ Unknown
2026-10-18 08:57:43	2124ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-13 02:36:41	2490ms	2 NS 2 A 5 MX	🔓 Insecure
2026-10-07 15:00:59	2557ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-30 11:37:31	713ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-24 06:31:37	722ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-19 12:07:25	1480ms	2 NS 2 A 5 MX	🔓 Insecure
2026-09-17 02:47:43	2516ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-25 19:17:41	1074ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-23 18:04:11	1484ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-22 17:39:39	11701ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-13 22:12:45	6622ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-10 14:27:51	5726ms	2 NS 2 A 5 MX	🔓 Insecure
2026-08-08 06:00:34	18396ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-16 04:43:07	2092ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-12 07:00:18	2180ms	2 NS 2 A 5 MX	🔓 Insecure
2026-07-08 17:02:08	2263ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-27 19:00:03	983ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-23 10:37:34	987ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-19 14:45:07	816ms	2 NS 2 A 5 MX	🔓 Insecure
2026-06-17 13:20:17	1107ms	2 NS 2 A 5 MX	🔓 Insecure