tjenersystem.dk

Records from scan: 2026-10-16 22:36:38  ·  1125ms total  ·  last checked 2026-10-20 01:54 (unchanged)
⬇ 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   44ms
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   39ms
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   50ms
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   36ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.62.31,172.67.219.103 ech=AEX+DQBBRAAgACA/JgJeIaheIMMWGckD/UgP69tJEdTdl26LXB03QjAyGwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:3e1f,2606:4700:3031::ac43:db67

📝 TXT Records#

1 records   175ms
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#

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 0GRiA_RKvGjazGMaKRO61wIRoetZc_jYt0o8hoMRiXA
TXT _acme-challenge.tjenersystem.dk Okj7cwjYK_si-qPRFUSxYX8Mmm1Fb9PXUw6B4myo7lo

🔗 TLSA / DANE#

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

🔐 DNSSEC#

112ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

33ms
FieldValue
Serial2417645374
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
44ms
A
39ms
MX
33ms
AAAA
50ms
TXT
175ms
CAA
37ms
HTTPS
36ms
TLSA
55ms
SOA
33ms
MTA-STS
74ms
DNSSEC
112ms
SRV
63ms
Total
1125ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-16 22:36:38 shown 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 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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