cvrbasen.dk

📜 Historical scan 2026-09-20 11:15:58  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cvrbasen.dk is a .dk domain served by 2 nameservers (cecelia.ns.cloudflare.com, yichun.ns.cloudflare.com). It was registered on 4 November 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.85.15 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   147ms
NameserverIP addressesPTRASN / ISP
cecelia.ns.cloudflare.com 108.162.194.135
162.159.38.135
172.64.34.135
2606:4700:50::a29f:2687
2803:f800:50::6ca2:c287
2a06:98c1:50::ac40:2287		 cecelia.ns.cloudflare.com
cecelia.ns.cloudflare.com
cecelia.ns.cloudflare.com
cecelia.ns.cloudflare.com
cecelia.ns.cloudflare.com
cecelia.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
yichun.ns.cloudflare.com 108.162.193.248
172.64.33.248
173.245.59.248
2606:4700:58::adf5:3bf8
2803:f800:50::6ca2:c1f8
2a06:98c1:50::ac40:21f8		 yichun.ns.cloudflare.com
yichun.ns.cloudflare.com
yichun.ns.cloudflare.com
yichun.ns.cloudflare.com
yichun.ns.cloudflare.com
yichun.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   96ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.85.15 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.201.2 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   88ms
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
🔶 Autoconfigmaildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

2 records   138ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3033::ac43:c902 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3036::6815:550f 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   128ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.85.15,172.67.201.2 ech=AEX+DQBBVwAgACBQNzePSQzJUcB8pHtFz/pWJuZQRT0NToMxBR2w16VMQAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:c902,2606:4700:3036::6815:550f

🔌 SRV Records#

1 records   154ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com

📝 TXT Records#

1 records   287ms
TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_dmarc.cvrbasen.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;

📬 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 22:08:45
wwwNXDOMAIN
www vs bare domainwww does not resolve (all like this)
WildcardNo

✍️ DKIM keys#

2 found
SelectorCNAMEKey
s1 s1.domainkey.u26271767.wl018.sendgrid.net RSA · ~2048 bit
s2 s2.domainkey.u26271767.wl018.sendgrid.net RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.cvrbasen.dk 2YKIbP9b2v4tVCTAM4b8cXOK1k-vA5V_wVrJV9KCFAo
TXT _acme-challenge.cvrbasen.dk o_a3VJWKIaeAMvdQrI1v6Kc-8KGRvg9Tq1bCxx9KQj4

🔗 TLSA / DANE#

2 records   571ms
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 A9D603AF4D7ED6B9246B4B68500CD6F2…

🔐 DNSSEC#

174ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2415312088
Primary NS (MNAME)cecelia.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-06 20:05:20
FieldValue
RegistrarSimply.com A/S
Registered2024-11-04
Expires2026-11-03 (15d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
147ms
A
96ms
MX
88ms
AAAA
138ms
TXT
287ms
CAA
102ms
HTTPS
128ms
TLSA
571ms
SOA
0ms
MTA-STS
111ms
DNSSEC
174ms
SRV
154ms
Total
1629ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-06 19:40:57 7403ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-30 16:39:07 980ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-26 16:01:00 671ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-24 01:16:21 668ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-20 11:15:58 shown 1629ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-01 04:55:46 743ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-09 13:50:32 1034ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-23 13:11:09 1606ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-02 00:04:09 2381ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-16 23:26:39 476ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-16 23:20:43 491ms 2 NS 2 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone