trailercentret.dk

📜 Historical scan 2026-08-18 22:48:55  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

trailercentret.dk is a .dk domain served by 2 nameservers (adam.ns.cloudflare.com, harlee.ns.cloudflare.com). It was registered on 18 November 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.53.23 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. 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   69ms
NameserverIP addressesPTRASN / ISP
adam.ns.cloudflare.com 108.162.193.54
172.64.33.54
173.245.59.54
2606:4700:58::adf5:3b36
2803:f800:50::6ca2:c136
2a06:98c1:50::ac40:2136		 adam.ns.cloudflare.com
adam.ns.cloudflare.com
adam.ns.cloudflare.com
adam.ns.cloudflare.com
adam.ns.cloudflare.com
adam.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
harlee.ns.cloudflare.com 108.162.194.238
162.159.38.238
172.64.34.238
2606:4700:50::a29f:26ee
2803:f800:50::6ca2:c2ee
2a06:98c1:50::ac40:22ee		 harlee.ns.cloudflare.com
harlee.ns.cloudflare.com
harlee.ns.cloudflare.com
harlee.ns.cloudflare.com
harlee.ns.cloudflare.com
harlee.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   154ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.53.23 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.208.8 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   80ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover172.67.208.8
🔶 Autoconfig172.67.208.8

🔷 AAAA Records (IPv6)#

2 records   82ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3037::6815:3517 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::ac43:d008 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   103ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.53.23,172.67.208.8 ech=AEX+DQBBKwAgACCNQ9JVctfLPoqbBGi9d4vSVDR2VZXfJa2DL5Yizc4hVAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:3517,2606:4700:3037::ac43:d008

📝 TXT Records#

2 records   654ms
TXT Record
ca3-f16e61d213b94cd99e816313fc27fb0c
v=spf1 a mx include:relay.kinstamailservice.com include:spf.simply.com ip4:94.231.106.210 -all

✉️ SPF#

PolicyRecord (trailercentret.dk)
-all (hard fail) v=spf1 a mx include:relay.kinstamailservice.com include:spf.simply.com ip4:94.231.106.210 -all

📨 DMARC#

PolicyRecord (_dmarc.trailercentret.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:trailercentret.dk@rua.dmarcdkim.io; ruf=mailto:trailercentret.dk@ruf.dmarcdkim.io; adkim=s; aspf=r; ri=3600; fo=0:1:d:s; pct=5

📬 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 12:26:08
www104.21.53.23 172.67.208.8 2606:4700:3037::6815:3517 2606:4700:3037::ac43:d008 (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: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

2 records   267ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC#

324ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2412450905
Primary NS (MNAME)adam.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-12 13:45:57
FieldValue
RegistrarSimply.com A/S
Registered2002-11-18
Expires2026-12-31 (71d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
69ms
A
154ms
MX
80ms
AAAA
82ms
TXT
654ms
CAA
167ms
HTTPS
103ms
TLSA
267ms
SOA
0ms
MTA-STS
136ms
DNSSEC
324ms
SRV
949ms
Total
5380ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-16 12:26:08 781ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-16 21:50:13 2131ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-18 22:48:55 shown 5380ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-16 16:38:09 962ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-20 17:48:39 941ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-20 09:15:11 516ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 19:58:02 861ms 2 NS 2 A 1 MX 🔓 Insecure
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