sikko.dk

📜 Historical scan 2026-08-16 17:17:29  ·  ← 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   232ms
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   297ms
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   252ms
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   285ms
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   304ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.1.240,172.67.152.152 ech=AEX+DQBBLQAgACAHVxwA/sJ/ZvYhbMvUPFPCR7J67bfGjmmo5xFk21aNJQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:9898,2606:4700:3037::6815:1f0

📝 TXT Records#

1 records   553ms
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   317ms
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 2026-10-17 16:06:57
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

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.sikko.dk Zg_Ia__pn0nXpPfPp0k4AMWRSoUqxR76Y108qNo5Op8
TXT _acme-challenge.sikko.dk ZN2jbouZlkzSytEOe1e4Gthe56iNd7wXFvfh9w4fxOU

🔗 TLSA / DANE#

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

🔐 DNSSEC#

415ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2412373251
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 (560d)

🔗 Same registrant#

13 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
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)
julestads.dkNetsite A/S
netprofit.dkNetsite A/S
onair.dkNetsite A/S
sifromme.dkNetsite A/S
suh.dkNetsite A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
232ms
A
297ms
MX
252ms
AAAA
285ms
TXT
553ms
CAA
317ms
HTTPS
304ms
TLSA
350ms
SOA
0ms
MTA-STS
362ms
DNSSEC
415ms
SRV
370ms
Total
4549ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
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 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 shown 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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