kagancooperativelearning.dk

📜 Historical scan 2026-07-03 10:29:46 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kagancooperativelearning.dk is a .dk domain served by 2 nameservers (fish.ns.cloudflare.com, piers.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.61.235 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by kagancooperativelearning-dk.mail.protection.outlook.com. 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 224ms

Nameserver	IP addresses	PTR	ASN / ISP
fish.ns.cloudflare.com	108.162.194.252 162.159.38.252 172.64.34.252 2606:4700:50::a29f:26fc 2803:f800:50::6ca2:c2fc 2a06:98c1:50::ac40:22fc	fish.ns.cloudflare.com fish.ns.cloudflare.com fish.ns.cloudflare.com fish.ns.cloudflare.com fish.ns.cloudflare.com fish.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
piers.ns.cloudflare.com	108.162.195.16 162.159.44.16 172.64.35.16 2606:4700:58::a29f:2c10 2803:f800:50::6ca2:c310 2a06:98c1:50::ac40:2310	piers.ns.cloudflare.com piers.ns.cloudflare.com piers.ns.cloudflare.com piers.ns.cloudflare.com piers.ns.cloudflare.com piers.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 230ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.61.235	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.216.247	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 243ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	kagancooperativelearning-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::8 2a01:111:f403:ca04::f 2a01:111:f403:ca09::20 52.101.68.16 52.101.68.29 52.101.68.3 52.101.73.15	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.61.235

🔷 AAAA Records (IPv6)#

2 records 235ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:d8f7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:3deb	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 228ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.61.235,172.67.216.247 ech=AEX+DQBB3gAgACCPKMPUWYsfllfGVguuvZBi9k/vK3KCiR6DJ8kZWt9oGwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:d8f7,2606:4700:3037::6815:3deb

🔌 SRV Records#

1 records 274ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

2 records 548ms

TXT Record
MS=ms75019142
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (kagancooperativelearning.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -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 2026-10-03 08:31:27

www	Address record (no CNAME)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-kagancooperativelearning-dk._domainkey.teachnordic.onmicrosoft.com	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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

374ms

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	2408318724
Primary NS (MNAME)	fish.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#

224ms

230ms

243ms

AAAA

235ms

TXT

548ms

CAA

221ms

HTTPS

228ms

TLSA

507ms

SOA

0ms

MTA-STS

284ms

DNSSEC

374ms

SRV

274ms

Total

4391ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-22 03:37:41	1469ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-11 21:33:43	3819ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-29 07:20:35	2731ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-20 23:58:59	9136ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-07 07:08:24	7032ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-05 16:16:20	2199ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-03 10:29:46 shown	4391ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 07:38:47	3562ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-23 14:41:26	974ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 08:01:51	1126ms	2 NS 2 A 1 MX	🔓 Insecure