christianmarcussen.dk

Records from scan: 2026-10-01 06:42:17  ·  632ms total  ·  last checked 2026-10-16 21:02 (unchanged)
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

christianmarcussen.dk is a .dk domain served by 2 nameservers (robin.ns.cloudflare.com, tony.ns.cloudflare.com). It was registered on 16 May 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.3.137 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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   43ms
NameserverIP addressesPTRASN / ISP
robin.ns.cloudflare.com 108.162.192.218
172.64.32.218
173.245.58.218
2606:4700:50::adf5:3ada
2803:f800:50::6ca2:c0da
2a06:98c1:50::ac40:20da		 robin.ns.cloudflare.com
robin.ns.cloudflare.com
robin.ns.cloudflare.com
robin.ns.cloudflare.com
robin.ns.cloudflare.com
robin.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
tony.ns.cloudflare.com 108.162.193.240
172.64.33.240
173.245.59.240
2606:4700:58::adf5:3bf0
2803:f800:50::6ca2:c1f0
2a06:98c1:50::ac40:21f0		 tony.ns.cloudflare.com
tony.ns.cloudflare.com
tony.ns.cloudflare.com
tony.ns.cloudflare.com
tony.ns.cloudflare.com
tony.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   44ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.3.137 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.130.191 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   43ms
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   42ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3033::ac43:82bf 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::6815:389 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   37ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.3.137,172.67.130.191 ech=AEX+DQBBSwAgACCSnk0m7tsUp6JZ0lQeHADjq8jqHICYYFZRDF9ff8PXVgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:82bf,2606:4700:3037::6815:389

🔌 SRV Records#

1 records   70ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 10 1 443 maildiscover.simply.com

📝 TXT Records#

1 records   192ms
TXT Record
v=spf1 include:spf.simply.com -all

✉️ SPF#

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

📨 DMARC#

PolicyRecord (_dmarc.christianmarcussen.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#

checked 2026-10-09 11:48:47
wwwNXDOMAIN
www vs bare domainwww does not resolve
christianmarcussen.dk: 104.21.3.137 172.67.130.191 2606:4700:3033::ac43:82bf 2606:4700:3037::6815:389 (AS13335)
www.christianmarcussen.dk: no address
(all like this)
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

3 records   62ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 4B949F05A63FED95FC94B3A83DD70167…
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#

67ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

35ms
FieldValue
Serial2415189653
Primary NS (MNAME)robin.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-13 09:08:38
FieldValue
RegistrarSimply.com A/S
Registered2026-05-16
Expires2027-05-15 (209d)

🔗 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
43ms
A
44ms
MX
43ms
AAAA
42ms
TXT
192ms
CAA
60ms
HTTPS
37ms
TLSA
62ms
SOA
35ms
MTA-STS
53ms
DNSSEC
67ms
SRV
70ms
Total
632ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-01 06:42:17 shown 632ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-26 18:36:46 9515ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-20 02:32:09 1606ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-18 20:29:54 1446ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-17 18:54:16 1396ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-28 07:03:01 937ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-16 20:41:54 413ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-16 20:40:50 564ms 2 NS 2 A 1 MX 🔓 Insecure
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