blackjackskema.dk

Records from scan: 2026-10-21 14:00:43  ·  553ms total  ·  last checked 2026-10-23 00:30 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

blackjackskema.dk is a .dk domain served by 2 nameservers (annalise.ns.cloudflare.com, rob.ns.cloudflare.com). It was registered on 6 March 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.77.220 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   32ms
NameserverIP addressesPTRASN / ISP
annalise.ns.cloudflare.com 108.162.194.234
162.159.38.234
172.64.34.234
2606:4700:50::a29f:26ea
2803:f800:50::6ca2:c2ea
2a06:98c1:50::ac40:22ea		 annalise.ns.cloudflare.com
annalise.ns.cloudflare.com
annalise.ns.cloudflare.com
annalise.ns.cloudflare.com
annalise.ns.cloudflare.com
annalise.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
rob.ns.cloudflare.com 108.162.193.140
172.64.33.140
173.245.59.140
2606:4700:58::adf5:3b8c
2803:f800:50::6ca2:c18c
2a06:98c1:50::ac40:218c		 rob.ns.cloudflare.com
rob.ns.cloudflare.com
rob.ns.cloudflare.com
rob.ns.cloudflare.com
rob.ns.cloudflare.com
rob.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   48ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.77.220 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.211.235 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   44ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx.simply.com 94.231.103.108
94.231.106.20		 mx.simply.com
mx.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔶 Autoconfig172.67.211.235

🔷 AAAA Records (IPv6)#

2 records   38ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::6815:4ddc 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3034::ac43:d3eb 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   43ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.77.220,172.67.211.235 ech=AEX+DQBBxwAgACBMKvQ/yQwhbzeN7z7ZqJ81H0DVGOnLCcEjUGJNu+gNRwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:4ddc,2606:4700:3034::ac43:d3eb

📝 TXT Records#

2 records   193ms
TXT Record
google-site-verification=hbB3zvMaJiklHL_oTH-BbAsXSWEGpD3qtyjdqTJmbMI
v=spf1 include:spf.simply.com -all

✉️ SPF#

PolicyRecord (blackjackskema.dk)
-all (hard fail) v=spf1 include:spf.simply.com -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#

checked 2026-10-21 14:00:43
www104.21.77.220 172.67.211.235 2606:4700:3030::6815:4ddc 2606:4700:3034::ac43:d3eb (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.blackjackskema.dk Mtq8MHPTP8Y-RkXrUraqc9S956TOZyvp65k0cPEZHwo
TXT _acme-challenge.blackjackskema.dk oCpyTqC1XMLcnkiXYamOgnxB3bIurRG0cA2PjORj8K8

🔗 TLSA / DANE#

2 records   79ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 4B949F05A63FED95FC94B3A83DD70167…

🔐 DNSSEC#

86ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

37ms
FieldValue
Serial2417983585
Primary NS (MNAME)annalise.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-14 12:17:32
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2019-03-06
Expires2027-03-31 (159d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
32ms
A
48ms
MX
44ms
AAAA
38ms
TXT
193ms
CAA
49ms
HTTPS
43ms
TLSA
79ms
SOA
37ms
MTA-STS
64ms
DNSSEC
86ms
SRV
70ms
Total
553ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-21 14:00:43 shown 553ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-30 15:52:01 978ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-27 13:48:30 563ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-10 21:20:56 2002ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-03 19:55:42 2603ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-27 19:53:59 675ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-25 22:40:56 9532ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-25 01:28:44 1698ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-22 23:40:16 1086ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-18 21:31:41 6745ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-16 20:24:58 4814ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-11 08:03:37 888ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-02 13:19:09 1658ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-24 17:15:34 1027ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-23 21:59:56 805ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-23 06:15:57 1018ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-16 14:45:48 585ms 2 NS 2 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone