c-kronborg.dk

📜 Historical scan 2026-07-21 07:21:31  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

c-kronborg.dk is a .dk domain served by 2 nameservers (piers.ns.cloudflare.com, wanda.ns.cloudflare.com). It was registered on 8 March 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.114.96.1 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, 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   61ms
NameserverIP addressesPTRASN / ISP
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.
wanda.ns.cloudflare.com 108.162.192.240
172.64.32.240
173.245.58.240
2606:4700:50::adf5:3af0
2803:f800:50::6ca2:c0f0
2a06:98c1:50::ac40:20f0		 wanda.ns.cloudflare.com
wanda.ns.cloudflare.com
wanda.ns.cloudflare.com
wanda.ns.cloudflare.com
wanda.ns.cloudflare.com
wanda.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   60ms
IPTTLPTRASNISP / OrgCIDRCountryCity
188.114.96.1 300s — AS13335 Cloudflare, Inc. 188.114.96.0/22 — —
188.114.97.1 300s — AS13335 Cloudflare, Inc. 188.114.96.0/22 — —

📧 MX Records#

5 records   62ms
PriorityTTLMail ServerIP addressesPTRASN
1 300s aspmx.l.google.com 142.250.147.27
2a00:1450:4025:c03::1a		 rd-in-f27.1e100.net
rc-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 300s alt1.aspmx.l.google.com 192.178.211.27
2404:6800:4000:1025::1b		 lcbomp-in-f27.1e100.net
lcbomp-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
5 300s alt2.aspmx.l.google.com 172.253.158.27
2404:6800:4003:c26::1a		 so-in-f27.1e100.net
so-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 300s aspmx2.googlemail.com 192.178.158.26
2404:6800:4013:813::1a		 lcdels-in-f26.1e100.net
lcdels-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
10 300s aspmx3.googlemail.com 172.253.158.26
2404:6800:4003:c26::1a		 so-in-f26.1e100.net
so-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records   58ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a06:98c1:3120::1 300s — AS13335 Cloudflare, Inc. 2a06:98c1:3120:0:0:0:0:0/46 — —
2a06:98c1:3121::1 300s — AS13335 Cloudflare, Inc. 2a06:98c1:3120:0:0:0:0:0/46 — —

🔐 HTTPS Records#

1 records   59ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBqAAgACApvlJ5LtzEuBYFODy9I2MolkzdiIwV+7hf1vA7PnQCegAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1

📝 TXT Records#

1 records   251ms
TXT Record
google-site-verification=_GvZLLOVx8-FqwBwRwWp60dV_dV5V7CoEExltjRC_Bo

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-10 10:32:54
wwwExists, no address
www vs bare domainwww does not resolve (all like this)
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYDelete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

181ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2410020339
Primary NS (MNAME)piers.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-15 05:39:08
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2004-03-08
Expires2027-03-31 (163d)

🔗 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).

DomainRegistrar
kronborgskoereskole.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
61ms
A
60ms
MX
62ms
AAAA
58ms
TXT
251ms
CAA
70ms
HTTPS
59ms
TLSA
198ms
SOA
0ms
MTA-STS
98ms
DNSSEC
181ms
SRV
267ms
Total
1797ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-04 23:35:23 2520ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-30 23:22:35 712ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-30 00:56:09 3220ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-28 00:21:12 1629ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-27 00:04:27 900ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-25 23:40:28 10205ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-20 16:56:39 882ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-15 18:53:57 2519ms 2 NS 2 A 5 MX 🔓 Insecure
2026-09-08 16:01:00 2103ms 2 NS 2 A 5 MX 🔓 Insecure
2026-08-29 08:10:42 1134ms 2 NS 2 A 5 MX 🔓 Insecure
2026-08-25 11:26:25 847ms 2 NS 2 A 5 MX 🔓 Insecure
2026-08-24 19:28:19 3702ms 2 NS 2 A 5 MX ❓ Unknown
2026-08-12 15:55:59 6066ms 2 NS 2 A 5 MX 🔓 Insecure
2026-07-21 07:21:31 shown 1797ms 2 NS 2 A 5 MX 🔓 Insecure
2026-07-20 02:19:18 1594ms 2 NS 2 A 5 MX 🔓 Insecure
2026-06-27 11:15:17 957ms 2 NS 2 A 5 MX 🔓 Insecure
2026-06-20 21:15:49 1338ms 2 NS 2 A 5 MX 🔓 Insecure
2026-06-20 19:45:17 1105ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-16 18:41:52 512ms 2 NS 2 A 5 MX 🔓 Insecure
2026-06-16 18:40:47 735ms 2 NS 2 A 5 MX 🔓 Insecure
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