sikko.dk

📜 Historical scan 2026-08-24 14:21:26  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sikko.dk is a .dk domain served by 2 nameservers (rachel.ns.cloudflare.com, west.ns.cloudflare.com). It was registered on 21 April 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.1.240 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.hostinger.dk, mx2.hostinger.dk. 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   183ms
NameserverIP addressesPTRASN / ISP
rachel.ns.cloudflare.com 108.162.192.215
172.64.32.215
173.245.58.215
2606:4700:50::adf5:3ad7
2803:f800:50::6ca2:c0d7
2a06:98c1:50::ac40:20d7		 rachel.ns.cloudflare.com
rachel.ns.cloudflare.com
rachel.ns.cloudflare.com
rachel.ns.cloudflare.com
rachel.ns.cloudflare.com
rachel.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   109ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.1.240 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.152.152 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

2 records   79ms
PriorityTTLMail ServerIP addressesPTRASN
5 18000s mx1.hostinger.dk 172.65.182.103
2606:4700:90:0:c1f8:f874:2386:b61f		 —
—		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
10 18000s mx2.hostinger.dk 172.65.182.103
2606:4700:90:0:c1f8:f874:2386:b61f		 —
—		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover104.21.1.240
🔶 Autoconfig104.21.1.240

🔷 AAAA Records (IPv6)#

2 records   206ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::ac43:9898 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::6815:1f0 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   80ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.1.240,172.67.152.152 ech=AEX+DQBB0wAgACBvcdMNkiAKssD1MMlAjwQ9suAXxEyj8jm+B6MzOy6bHAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:9898,2606:4700:3037::6815:1f0

📝 TXT Records#

1 records   8423ms
TXT Record
v=spf1 include:_spf.mail.hostinger.com ~all

✉️ SPF#

PolicyRecord (sikko.dk)
~all (soft fail) v=spf1 include:_spf.mail.hostinger.com ~all

📨 DMARC#

PolicyRecord (_dmarc.sikko.dk)
p=none (monitor only) v=DMARC1; p=none

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

14 records   95ms
FlagsTagValue
0 issue comodoca.com
0 issue digicert.com; cansignhttpexchanges=yes
0 issue globalsign.com
0 issue letsencrypt.org
0 issue pki.goog; cansignhttpexchanges=yes
0 issue sectigo.com
0 issue ssl.com
0 issuewild comodoca.com
0 issuewild digicert.com; cansignhttpexchanges=yes
0 issuewild globalsign.com
0 issuewild letsencrypt.org
0 issuewild pki.goog; cansignhttpexchanges=yes
0 issuewild sectigo.com
0 issuewild ssl.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-19 17:36:20
www104.21.1.240 172.67.152.152 2606:4700:3031::ac43:9898 2606:4700:3037::6815:1f0 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

376ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2413049352
Primary NS (MNAME)rachel.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-16 15:34:48
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2016-04-21
Expires2028-04-30 (558d)

🔗 Same registrant#

19 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).

DomainRegistrar
argronom.dkNetsite A/S
arkivfoto.dkNetsite A/S
bibliotekar.dkNetsite A/S
cm2.dkNetsite A/S
deeplevel.dkNetsite A/S
dinbryllupsguide.dkNetsite A/S
erogen.dkNetsite A/S
eyeland.dkNetsite A/S
getpro.dkPunktum dk A/S (direct)
jens-dalsgaard.dkNetsite A/S
julestads.dkNetsite A/S
junkie.dkNetsite A/S
netprofit.dkNetsite A/S
onair.dkNetsite A/S
quizvinder.dkNetsite A/S
sifromme.dkNetsite A/S
specialist.dkNetsite A/S
suh.dkNetsite A/S
workaholic.dkNetsite A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
183ms
A
109ms
MX
79ms
AAAA
206ms
TXT
8423ms
CAA
95ms
HTTPS
80ms
TLSA
223ms
SOA
0ms
MTA-STS
158ms
DNSSEC
376ms
SRV
306ms
Total
10491ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-19 17:36:20 1618ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-18 16:43:13 2176ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-17 16:06:57 2236ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-16 15:22:21 1590ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-25 00:52:18 867ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-24 14:21:26 shown 10491ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-18 07:12:41 1243ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-16 17:17:29 4549ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-29 21:00:39 949ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-18 05:04:20 3017ms 2 NS 2 A 2 MX 🔓 Insecure
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