krelskov.dk

📜 Historical scan 2026-06-22 17:47:37  ·  ← 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 DNSSEC-signed and validates, 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   44ms

🌍 A Records#

2 records   55ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.59.117 600s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.177.48 600s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   61ms
PriorityTTLMail ServerIP addressesPTRASN
0 600s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.59.117
🔶 Autoconfig172.67.177.48

🔷 AAAA Records (IPv6)#

2 records   37ms

🔐 HTTPS Records#

1 records   35ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.59.117,172.67.177.48 ech=AEX+DQBBMAAgACACN7S0ONDu1/LYaPDsolUkqO3yCnpi/91i/DxEJcP2UAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:3b75,2606:4700:3033::ac43:b130

📝 TXT Records#

1 records   187ms
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#

2 records   120ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC#

67ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

80ms
FieldValue
Serial2406580716
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 (342d)

🔗 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
44ms
A
55ms
MX
61ms
AAAA
37ms
TXT
187ms
CAA
34ms
HTTPS
35ms
TLSA
120ms
SOA
80ms
MTA-STS
57ms
DNSSEC
67ms
SRV
81ms
Total
892ms

🕐 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 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 shown 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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