cok.dk

📜 Historical scan 2026-07-02 01:25:49  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cok.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was registered on 3 September 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 81.95.247.234 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1-dk.centerasecurity.dk, mx2-dk.centerasecurity.dk and 1 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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   40ms
NameserverIP addressesPTRASN / ISP
ns.dandomain.dk 185.25.141.3
2a02:2339:4006:109::dd		 ns.dandomain.dk
ns.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.dandomain.dk 2a02:2339:1:108::dd:dd
91.197.248.66		 ns2.dandomain.dk
ns2.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S

🌍 A Records#

1 records   37ms
IPTTLPTRASNISP / OrgCIDRCountryCity
81.95.247.234 3600s — AS48854 team.blue Denmark A/S 81.95.240.0/20 🇩🇰 Denmark —

📧 MX Records#

3 records   40ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx1-dk.centerasecurity.dk 128.76.60.167
128.76.60.187
89.233.19.127
89.233.19.127
89.233.19.188
89.233.19.188		 mx6.centerasecurity.dk
mx6.centerasecurity.dk
127.0-254.19.233.89.in-addr.arpa
mx14.centerasecurity.dk
188.0-254.19.233.89.in-addr.arpa
mx14.centerasecurity.dk		 AS3292 TDC Holding A/S
AS3292 TDC Holding A/S
AS3308 Norlys Telco A/S
AS3308 Norlys Telco A/S
AS3308 Norlys Telco A/S
AS3308 Norlys Telco A/S
10 3600s mx2-dk.centerasecurity.dk 128.76.60.168
128.76.60.169
89.233.19.128
89.233.19.128
89.233.19.129
89.233.19.129		 mx6.centerasecurity.dk
mx6.centerasecurity.dk
128.0-254.19.233.89.in-addr.arpa
mx14.centerasecurity.dk
129.0-254.19.233.89.in-addr.arpa
mx14.centerasecurity.dk		 AS3292 TDC Holding A/S
AS3292 TDC Holding A/S
AS3308 Norlys Telco A/S
AS3308 Norlys Telco A/S
AS3308 Norlys Telco A/S
AS3308 Norlys Telco A/S
20 3600s mx3-dk.centerasecurity.dk 128.76.60.187
89.233.19.129
89.233.19.129		 mx6.centerasecurity.dk
129.0-254.19.233.89.in-addr.arpa
mx14.centerasecurity.dk		 AS3292 TDC Holding A/S
AS3308 Norlys Telco A/S
AS3308 Norlys Telco A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   42ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com

📝 TXT Records#

12 records   92ms
TXT Record
_globalsign-domain-verification=AswusZT4j8ROA-yYtc5I5gUDfg_m0Y2GbfNQleDRxY
_globalsign-domain-verification=dp2BGrOCjY-DJ2uT51b-rxWtmUQ5b9NBMVCMNfVhhe
_globalsign-domain-verification=fu3ZqWYHPJiFkmPUoh_75Bje4dwaQ0qMDrXH9CmAnU
_globalsign-domain-verification=hZbBcEen8QN9UV2McQsvfxwvQSaakHk3Dz60RlvUZ8
_globalsign-domain-verification=RlkLhwXIsUijpl-jwnMDp55BVqs1w4rOnEQv_GIyax
CVpGwzkMOCTpN4QfILHyVyY4XeSp8c94KfXm9g4CaXY=
google-site-verification=WayWmVYsssB9mEen-pkEEJy28DwgPs30dJNHOSs9siM
Hosted by Web-Hotel Danmark - http://www.webhot.dk/
MS=ms45270137
SBSkum4rtdWOC18o5bjYnGzyd7p6sWpIECze4hnaDOY=
v=msv1 t=C58AB2C5-E56A-4785-8A64-8D395DD22ED5
v=spf1 include:_spf.centerasecurity.dk include:o._spf.hostedsepo.dk include:spf.cok.dk include:spf.protection.outlook.com include:emsd1.com include:spfrerouting.xink.io include:web.shared.mysmtp.com -all

✉️ SPF#

PolicyRecord (cok.dk)
-all (hard fail) v=spf1 include:_spf.centerasecurity.dk include:o._spf.hostedsepo.dk include:spf.cok.dk include:spf.protection.outlook.com include:emsd1.com include:spfrerouting.xink.io include:web.shared.mysmtp.com -all

📨 DMARC#

PolicyRecord (_dmarc.cok.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:dmarc_agg@vali.email

📬 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 08:54:00
www CNAMEcok.dk (all on cok.dk)
www vs bare domainSame network
WildcardNo
Denial of existenceNSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 10/10 · policy: -all

  • warn 10 of the 10 allowed DNS lookups used: one more include can break SPF

🔗 TLSA / DANE#

6 records   49ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1-dk.centerasecurity.dk DANE-EE · SPKI · SHA-256 D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx1-dk.centerasecurity.dk DANE-EE · SPKI · SHA-256 56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx2-dk.centerasecurity.dk DANE-EE · SPKI · SHA-256 D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx2-dk.centerasecurity.dk DANE-EE · SPKI · SHA-256 56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx3-dk.centerasecurity.dk DANE-EE · SPKI · SHA-256 D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx3-dk.centerasecurity.dk DANE-EE · SPKI · SHA-256 56315B43B892E9AEE184919EC6A5821C…

🔐 DNSSEC#

107ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

28ms
FieldValue
Serial2025091501
Primary NS (MNAME)ns.dandomain.dk
Responsible (RNAME)hostmaster@dandomain.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s

📋 Registration#

WHOIS fetched 2026-10-09 06:37:52
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2001-09-03
Expires2027-09-30 (340d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
40ms
A
37ms
MX
40ms
AAAA
34ms
TXT
92ms
CAA
36ms
HTTPS
42ms
TLSA
49ms
SOA
28ms
MTA-STS
48ms
DNSSEC
107ms
SRV
42ms
Total
653ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-24 03:27:47 895ms 2 NS 1 A 3 MX 🔒 Secure
2026-09-12 12:32:04 3566ms 2 NS 1 A 3 MX 🔒 Secure
2026-07-02 01:25:49 shown 653ms 2 NS 1 A 3 MX 🔒 Secure
2026-06-16 21:46:18 918ms 2 NS 1 A 3 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone