skorstensberegning.dk

Records from scan: 2026-10-17 16:02:32  ·  1627ms total  ·  last checked 2026-10-19 17:50 (unchanged)
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skorstensberegning.dk is a .dk domain served by 2 nameservers (camilo.ns.cloudflare.com, delilah.ns.cloudflare.com). It was registered on 20 September 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.20.239 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   104ms
NameserverIP addressesPTRASN / ISP
camilo.ns.cloudflare.com 108.162.195.118
162.159.44.118
172.64.35.118
2606:4700:58::a29f:2c76
2803:f800:50::6ca2:c376
2a06:98c1:50::ac40:2376		 camilo.ns.cloudflare.com
camilo.ns.cloudflare.com
camilo.ns.cloudflare.com
camilo.ns.cloudflare.com
camilo.ns.cloudflare.com
camilo.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
delilah.ns.cloudflare.com 108.162.194.99
162.159.38.99
172.64.34.99
2606:4700:50::a29f:2663
2803:f800:50::6ca2:c263
2a06:98c1:50::ac40:2263		 delilah.ns.cloudflare.com
delilah.ns.cloudflare.com
delilah.ns.cloudflare.com
delilah.ns.cloudflare.com
delilah.ns.cloudflare.com
delilah.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   113ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.20.239 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.194.222 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   115ms
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
🔷 Autodiscover89.188.76.201
🔶 Autoconfigmaildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

2 records   133ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::6815:14ef 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::ac43:c2de 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=104.21.20.239,172.67.194.222 ech=AEX+DQBBeQAgACBcrzCFe7fREIQtOcMeAD35ziE7ym244pSe5ME4ZNQZSAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:14ef,2606:4700:3035::ac43:c2de

🔌 SRV Records#

1 records   145ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com

📝 TXT Records#

1 records   278ms
TXT Record
v=spf1 a mx include:spf.simply.com ~all

✉️ SPF#

PolicyRecord (skorstensberegning.dk)
~all (soft fail) v=spf1 a mx 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 2026-10-17 16:02:32
www104.21.20.239 172.67.194.222 2606:4700:3030::6815:14ef 2606:4700:3035::ac43:c2de (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: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.skorstensberegning.dk mdkFVEWLcWgZtgqJD8AncGBpnTmq1pcPYDJy4no1OPc
TXT _acme-challenge.skorstensberegning.dk wDixuIoQ-utyeoGDq0CrPQZaQNkCJZMRSQx9Pav_R10

🔗 TLSA / DANE#

1 records   148ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 4B949F05A63FED95FC94B3A83DD70167…

🔐 DNSSEC#

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

🏷️ SOA#

69ms
FieldValue
Serial2417705627
Primary NS (MNAME)camilo.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-13 09:10:48
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2011-09-20
Expires2027-09-30 (345d)

🔗 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
aduro.dkPunktum dk A/S (direct)
adurofire.dkSimply.com A/S
aduroservice.dkSimply.com A/S
aduroshop.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
104ms
A
113ms
MX
115ms
AAAA
133ms
TXT
278ms
CAA
118ms
HTTPS
103ms
TLSA
148ms
SOA
69ms
MTA-STS
120ms
DNSSEC
174ms
SRV
145ms
Total
1627ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 16:02:32 shown 1627ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-13 08:51:42 454ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-24 19:53:56 843ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-24 19:22:46 847ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-21 18:00:52 1533ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-19 12:52:12 1729ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-15 17:08:59 9191ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-25 02:17:42 906ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-24 06:25:18 1591ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-21 09:53:20 933ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 14:42:25 1428ms 2 NS 2 A 1 MX 🔓 Insecure
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