krelskov.dk

📜 Historical scan 2026-10-01 06:42:19  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

krelskov.dk is a .dk domain served by 2 nameservers (jean.ns.cloudflare.com, keenan.ns.cloudflare.com). It was registered on 29 September 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.59.117 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.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   46ms
NameserverIP addressesPTRASN / ISP
jean.ns.cloudflare.com 108.162.192.121
172.64.32.121
173.245.58.121
2606:4700:50::adf5:3a79
2803:f800:50::6ca2:c079
2a06:98c1:50::ac40:2079		 jean.ns.cloudflare.com
jean.ns.cloudflare.com
jean.ns.cloudflare.com
jean.ns.cloudflare.com
jean.ns.cloudflare.com
jean.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
keenan.ns.cloudflare.com 108.162.195.11
162.159.44.11
172.64.35.11
2606:4700:58::a29f:2c0b
2803:f800:50::6ca2:c30b
2a06:98c1:50::ac40:230b		 keenan.ns.cloudflare.com
keenan.ns.cloudflare.com
keenan.ns.cloudflare.com
keenan.ns.cloudflare.com
keenan.ns.cloudflare.com
keenan.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
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.59.117 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.177.48 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   67ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.59.117
🔶 Autoconfig104.21.59.117

🔷 AAAA Records (IPv6)#

2 records   60ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::6815:3b75 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3033::ac43:b130 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   66ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.59.117,172.67.177.48 ech=AEX+DQBBSwAgACCSnk0m7tsUp6JZ0lQeHADjq8jqHICYYFZRDF9ff8PXVgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3b75,2606:4700:3033::ac43:b130

📝 TXT Records#

1 records   214ms
TXT Record
v=spf1 include:_spf.mx.cloudflare.net ~all

✉️ SPF#

PolicyRecord (krelskov.dk)
~all (soft fail) v=spf1 include:_spf.mx.cloudflare.net ~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 2026-10-20 05:15:57
www188.114.96.1 188.114.97.1 2606:4700:3031::6815:3b75 2606:4700:3033::ac43:b130 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

3 records   83ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 4B949F05A63FED95FC94B3A83DD70167…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…

🔐 DNSSEC#

165ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

36ms
FieldValue
Serial2416275317
Primary NS (MNAME)jean.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-20 05:22:27
FieldValue
RegistrarSimply.com A/S
Registered2014-09-29
Expires2027-09-30 (341d)

🔗 Same registrant#

0 domains

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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
46ms
A
55ms
MX
67ms
AAAA
60ms
TXT
214ms
CAA
48ms
HTTPS
66ms
TLSA
83ms
SOA
36ms
MTA-STS
84ms
DNSSEC
165ms
SRV
81ms
Total
971ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-20 05:15:57 456ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-09 10:18:55 1393ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-07 09:19:26 1184ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-01 06:42:19 shown 971ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-13 04:22:52 2226ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-06 06:20:53 1141ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-22 12:22:03 10058ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-14 00:44:15 3418ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-08 20:56:29 968ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-22 03:20:23 1774ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-09 03:46:27 2209ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-28 12:06:16 768ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-22 17:47:37 892ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-19 22:45:45 812ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-18 07:04:06 16185ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-18 06:26:02 1086ms 2 NS 2 A 1 MX 🔒 Secure
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