tjenersystem.dk

📜 Historical scan 2026-08-14 06:20:19  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tjenersystem.dk is a .dk domain served by 2 nameservers (darwin.ns.cloudflare.com, zelda.ns.cloudflare.com). It was registered on 11 August 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.62.31 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, 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   40ms
NameserverIP addressesPTRASN / ISP
darwin.ns.cloudflare.com 108.162.193.151
172.64.33.151
173.245.59.151
2606:4700:58::adf5:3b97
2803:f800:50::6ca2:c197
2a06:98c1:50::ac40:2197		 darwin.ns.cloudflare.com
darwin.ns.cloudflare.com
darwin.ns.cloudflare.com
darwin.ns.cloudflare.com
darwin.ns.cloudflare.com
darwin.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
zelda.ns.cloudflare.com 108.162.192.242
172.64.32.242
173.245.58.242
2606:4700:50::adf5:3af2
2803:f800:50::6ca2:c0f2
2a06:98c1:50::ac40:20f2		 zelda.ns.cloudflare.com
zelda.ns.cloudflare.com
zelda.ns.cloudflare.com
zelda.ns.cloudflare.com
zelda.ns.cloudflare.com
zelda.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   55ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.62.31 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.219.103 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

2 records   38ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::6815:3e1f 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3031::ac43:db67 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   53ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.62.31,172.67.219.103 ech=AEX+DQBBjAAgACDvP40/No5CIbNzLmyMMQmLo3GHIipLdQ+TOMA2jrBJEQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:3e1f,2606:4700:3031::ac43:db67

📝 TXT Records#

1 records   196ms
TXT Record
v=spf1 +a +mx +include:cloudline.dk -all

✉️ SPF#

PolicyRecord (tjenersystem.dk)
-all (hard fail) v=spf1 +a +mx +include:cloudline.dk -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 2026-10-16 22:36:38
www104.21.62.31 172.67.219.103 2606:4700:3030::6815:3e1f 2606:4700:3031::ac43:db67 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.tjenersystem.dk 14U46H5ZzFZG_vKVvrPxzt1Ij0xKnSJQ_x0B8vU5NkU
TXT _acme-challenge.tjenersystem.dk 825hcvrXlu5ClH1S-AmgM7boLddvLRXNt1UXf3sJTwo

🔗 TLSA / DANE#

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

🔐 DNSSEC#

88ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2412134179
Primary NS (MNAME)darwin.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-14 18:41:06
FieldValue
RegistrarNetkant ApS
Registered2012-08-11
Expires2027-08-31 (314d)

🔗 Same registrant#

4 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
callsystems.dkNetkant ApS
discoversystems.dkNetkant ApS
kaldesystem.dkNetkant ApS
unitcall.dkNetkant ApS
📋 WHOIS#

⏱️ Lookup Timing#

NS
40ms
A
55ms
MX
44ms
AAAA
38ms
TXT
196ms
CAA
53ms
HTTPS
53ms
TLSA
60ms
SOA
0ms
MTA-STS
73ms
DNSSEC
88ms
SRV
64ms
Total
1402ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-16 22:36:38 1125ms 2 NS 2 A 0 MX 🔓 Insecure
2026-10-14 18:20:09 1612ms 2 NS 2 A 0 MX 🔓 Insecure
2026-10-06 00:36:51 621ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-30 23:42:33 543ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-29 21:09:34 560ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-26 14:54:58 568ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-08 09:02:02 499ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-04 03:37:28 1137ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-18 12:09:13 4442ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-15 22:48:16 4869ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-14 06:20:19 shown 1402ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-13 05:04:08 1711ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-09 13:16:27 3246ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-06 13:39:30 9095ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-18 03:16:54 737ms 2 NS 1 A 1 MX 🔓 Insecure
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