learnitonline.dk

📜 Historical scan 2026-06-18 10:36:31  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

learnitonline.dk is a .dk domain served by 2 nameservers (rafe.ns.cloudflare.com, west.ns.cloudflare.com). It was registered on 11 December 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.87.221 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mxext1.mailbox.org, mxext2.mailbox.org and 1 more. 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#

2 records   21ms
NameserverIP addressesPTRASN / ISP
rafe.ns.cloudflare.com 108.162.192.216
172.64.32.216
173.245.58.216
2606:4700:50::adf5:3ad8
2803:f800:50::6ca2:c0d8
2a06:98c1:50::ac40:20d8		 rafe.ns.cloudflare.com
rafe.ns.cloudflare.com
rafe.ns.cloudflare.com
rafe.ns.cloudflare.com
rafe.ns.cloudflare.com
rafe.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
west.ns.cloudflare.com 108.162.193.247
172.64.33.247
173.245.59.247
2606:4700:58::adf5:3bf7
2803:f800:50::6ca2:c1f7
2a06:98c1:50::ac40:21f7		 west.ns.cloudflare.com
west.ns.cloudflare.com
west.ns.cloudflare.com
west.ns.cloudflare.com
west.ns.cloudflare.com
west.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   26ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.87.221 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.170.251 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

3 records   24ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mxext1.mailbox.org 2001:67c:2050:104:0:1:25:1
80.241.60.212		 mx1.mailbox.org
mx1.mailbox.org		 AS199118 Heinlein Support GmbH
AS199118 Heinlein Support GmbH
10 300s mxext2.mailbox.org 2001:67c:2050:104:0:2:25:1
80.241.60.215		 mx2.mailbox.org
mx2.mailbox.org		 AS199118 Heinlein Support GmbH
AS199118 Heinlein Support GmbH
20 300s mxext3.mailbox.org 2001:67c:2050:104:0:3:25:1
80.241.60.216		 mx3.mailbox.org
mx3.mailbox.org		 AS199118 Heinlein Support GmbH
AS199118 Heinlein Support GmbH

🔷 AAAA Records (IPv6)#

2 records   26ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::6815:57dd 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::ac43:aafb 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   24ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.87.221,172.67.170.251 ech=AEX+DQBB8QAgACBOGhKpzC7/Hq5G3+c6Wa1ovmkfXaKa0bpVRR6RUAv/agAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:57dd,2606:4700:3035::ac43:aafb

📝 TXT Records#

1 records   185ms
TXT Record
v=spf1 include:mailbox.org ~all

✉️ SPF#

PolicyRecord (learnitonline.dk)
~all (soft fail) v=spf1 include:mailbox.org ~all

📨 DMARC#

PolicyRecord (_dmarc.learnitonline.dk)
p=reject v=DMARC1; p=reject; rua=mailto:postmaster@learnitonline.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 2026-10-08 22:20:46
www104.21.87.221 172.67.170.251 2606:4700:3030::6815:57dd 2606:4700:3035::ac43:aafb (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

9 records   86ms
Service / OwnerTypeCert association
SMTP _25._tcp.mxext1.mailbox.org DANE-EE · SPKI · SHA-256 996AD31D65E03F038B8EC950F6F26611…
SMTP _25._tcp.mxext1.mailbox.org DANE-EE · SPKI · SHA-256 E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext1.mailbox.org DANE-EE · SPKI · SHA-256 4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext2.mailbox.org DANE-EE · SPKI · SHA-256 4758AF6F02DFB5DC8795FA402E77A8A0…
SMTP _25._tcp.mxext2.mailbox.org DANE-EE · SPKI · SHA-256 996AD31D65E03F038B8EC950F6F26611…
SMTP _25._tcp.mxext2.mailbox.org DANE-EE · SPKI · SHA-256 E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext3.mailbox.org DANE-EE · SPKI · SHA-256 E41CC7633029AFDBA53744D7E5FC31EF…
SMTP _25._tcp.mxext3.mailbox.org DANE-EE · SPKI · SHA-256 996AD31D65E03F038B8EC950F6F26611…
SMTP _25._tcp.mxext3.mailbox.org DANE-EE · SPKI · SHA-256 4758AF6F02DFB5DC8795FA402E77A8A0…

🔐 DNSSEC#

89ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

25ms
FieldValue
Serial2404907236
Primary NS (MNAME)rafe.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-06 22:03:44
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2007-12-11
Expires2026-12-31 (73d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
21ms
A
26ms
MX
24ms
AAAA
26ms
TXT
185ms
CAA
24ms
HTTPS
24ms
TLSA
86ms
SOA
25ms
MTA-STS
37ms
DNSSEC
89ms
SRV
237ms
Total
1072ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-06 22:01:30 3786ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-23 16:53:56 10351ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-18 12:55:45 1552ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-28 09:13:43 1079ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-07 12:37:46 1666ms 2 NS 2 A 3 MX 🔓 Insecure
2026-07-21 05:07:22 11364ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-20 17:27:23 1564ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-18 10:36:31 shown 1072ms 2 NS 2 A 3 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone