cphelteknik.dk

📜 Historical scan 2026-10-14 18:13:06  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cphelteknik.dk is a .dk domain served by 2 nameservers (arturo.ns.cloudflare.com, deb.ns.cloudflare.com). It was registered on 2 July 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.22.236 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   123ms
NameserverIP addressesPTRASN / ISP
arturo.ns.cloudflare.com 108.162.195.216
162.159.44.216
172.64.35.216
2606:4700:58::a29f:2cd8
2803:f800:50::6ca2:c3d8
2a06:98c1:50::ac40:23d8		 arturo.ns.cloudflare.com
arturo.ns.cloudflare.com
arturo.ns.cloudflare.com
arturo.ns.cloudflare.com
arturo.ns.cloudflare.com
arturo.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
deb.ns.cloudflare.com 108.162.192.92
172.64.32.92
173.245.58.92
2606:4700:50::adf5:3a5c
2803:f800:50::6ca2:c05c
2a06:98c1:50::ac40:205c		 deb.ns.cloudflare.com
deb.ns.cloudflare.com
deb.ns.cloudflare.com
deb.ns.cloudflare.com
deb.ns.cloudflare.com
deb.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   117ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.22.236 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.207.151 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   133ms
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
🔷 Autodiscover93.191.156.195
🔶 Autoconfigmaildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

2 records   136ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3035::ac43:cf97 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::6815:16ec 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=104.21.22.236,172.67.207.151 ech=AEX+DQBBUAAgACCp/3/EGAG9qXNHV51RKXanrenMlsge1uK0fIu7E6ZfHwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:cf97,2606:4700:3037::6815:16ec

🔌 SRV Records#

1 records   187ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 10 443 maildiscover.simply.com

📝 TXT Records#

1 records   337ms
TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_dmarc.cphelteknik.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 2026-10-22 10:00:32
www104.21.22.236 172.67.207.151 2606:4700:3035::ac43:cf97 2606:4700:3037::6815:16ec (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

1 records   903ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 4B949F05A63FED95FC94B3A83DD70167…

🔐 DNSSEC#

221ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

22ms
FieldValue
Serial2026100100
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s

📋 Registration#

WHOIS fetched 2026-10-22 10:10:03
FieldValue
RegistrarSimply.com A/S
Registered2019-07-02
Expires2027-07-31 (278d)

🔗 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
123ms
A
117ms
MX
133ms
AAAA
136ms
TXT
337ms
CAA
125ms
HTTPS
103ms
TLSA
903ms
SOA
22ms
MTA-STS
141ms
DNSSEC
221ms
SRV
187ms
Total
2562ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 10:00:32 1330ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-15 18:41:38 484ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-14 18:13:06 shown 2562ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-13 16:17:30 488ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-02 04:16:40 596ms 4 NS 1 A 1 MX 🔒 Secure
2026-10-01 04:12:20 605ms 4 NS 1 A 1 MX 🔒 Secure
2026-09-12 16:21:03 584ms 4 NS 1 A 1 MX 🔒 Secure
2026-08-06 03:50:52 913ms 4 NS 1 A 1 MX 🔒 Secure
2026-07-27 11:39:44 747ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-29 17:48:34 610ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-26 02:50:35 500ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-23 01:24:24 1179ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-16 22:52:34 421ms 4 NS 1 A 1 MX 🔒 Secure
2026-06-16 22:40:04 710ms 4 NS 1 A 1 MX 🔒 Secure
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