citymark.dk

📜 Historical scan 2026-08-23 23:08:42 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

citymark.dk is a .dk domain served by 2 nameservers (harvey.ns.cloudflare.com, lindsey.ns.cloudflare.com). It was registered on 17 December 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.85.20 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by citymark-dk.mail.protection.outlook.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 91ms

Nameserver	IP addresses	PTR	ASN / ISP
harvey.ns.cloudflare.com	108.162.195.152 162.159.44.152 172.64.35.152 2606:4700:58::a29f:2c98 2803:f800:50::6ca2:c398 2a06:98c1:50::ac40:2398	harvey.ns.cloudflare.com harvey.ns.cloudflare.com harvey.ns.cloudflare.com harvey.ns.cloudflare.com harvey.ns.cloudflare.com harvey.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lindsey.ns.cloudflare.com	108.162.194.5 162.159.38.5 172.64.34.5 2606:4700:50::a29f:2605 2803:f800:50::6ca2:c205 2a06:98c1:50::ac40:2205	lindsey.ns.cloudflare.com lindsey.ns.cloudflare.com lindsey.ns.cloudflare.com lindsey.ns.cloudflare.com lindsey.ns.cloudflare.com lindsey.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 109ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.85.20	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.201.7	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 89ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	citymark-dk.mail.protection.outlook.com	2a01:111:f403:ca15::4 2a01:111:f403:ca15::6 2a01:111:f403:ca16::4 2a01:111:f403:ca16::6 52.101.79.112 52.101.79.114 52.101.80.148 52.101.80.150	mail-gvzp280cu01904.inbound.protection.outlook.com mail-gv3p280cu01406.inbound.protection.outlook.com mail-mm0p280cu01104.inbound.protection.outlook.com mail-mm0p280cu01206.inbound.protection.outlook.com mail-mm0p280cu01100.inbound.protection.outlook.com mail-mm0p280cu01202.inbound.protection.outlook.com mail-gvzp280cu01904.inbound.protection.outlook.com mail-gv3p280cu01406.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56

🔷 AAAA Records (IPv6)#

2 records 125ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:c907	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:5514	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 94ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.85.20,172.67.201.7 ech=AEX+DQBBdwAgACCZs+SCjzVm61+1jbbLIdnojArOMpjED/g+BNYhuwveQgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:c907,2606:4700:3037::6815:5514

🔌 SRV Records#

1 records 175ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

4 records 393ms

TXT Record
jrSlZIEsgPAVYEoQim5TVVZhOuupMB8O55hyfZPaJutcfFDnpolidMtmOKqjRT97PakT3Vu1J70AZ9Ur4kOKzQ==
MS=ms21644284
MS=ms51489503
v=spf1 include:spf.protection.outlook.com ip4:77.247.79.10 ip4:95.143.203.28 -all

✉️ SPF#

Policy	Record (citymark.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com ip4:77.247.79.10 ip4:95.143.203.28 -all

📨 DMARC#

Policy	Record (_dmarc.citymark.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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 2026-10-07 15:42:35

www	104.21.85.20 172.67.201.7 2606:4700:3033::ac43:c907 2606:4700:3037::6815:5514 (AS13335) (address records, no CNAME)
www vs bare domain	Same network citymark.dk: 104.21.85.20 172.67.201.7 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) www.citymark.dk: 104.21.85.20 172.67.201.7 2606:4700:3033::ac43:c907 2606:4700:3037::6815:5514 (AS13335)
Wildcard	No

✍️ DKIM keys#

2 found

Selector	CNAME	Key
selector1	selector1-citymark-dk._domainkey.holdco365.r-v1.dkim.mail.microsoft	RSA · ~2048 bit
selector2	selector2-citymark-dk._domainkey.holdco365.r-v1.dkim.mail.microsoft	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

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

220ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2412934795
Primary NS (MNAME)	harvey.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-14 05:57:03

Field	Value
Registrar	Nordisk Media Utveckling AB
Registered	2012-12-17
Expires	2026-12-31 (74d)

🔗 Same registrant#

9 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).

Domain	Registrar
babybagmagasin.dk	Nordisk Media Utveckling AB
babycalendar.dk	Nordisk Media Utveckling AB
barselboks.dk	Nordisk Media Utveckling AB
barselbox.dk	Nordisk Media Utveckling AB
citymark-today.dk	Nordisk Media Utveckling AB
citymarkinsights.dk	Nordisk Media Utveckling AB
gratisbabybox.dk	Nordisk Media Utveckling AB
thebabyapp.dk	Nordisk Media Utveckling AB
thebabycalendar.dk	Nordisk Media Utveckling AB

📋 WHOIS#

⏱️ Lookup Timing#

91ms

109ms

89ms

AAAA

125ms

TXT

393ms

CAA

118ms

HTTPS

94ms

TLSA

411ms

SOA

0ms

MTA-STS

162ms

DNSSEC

220ms

SRV

175ms

Total

4804ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 13:43:08	1682ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-27 13:03:23	1397ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 04:59:31	1311ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-25 21:42:39	2733ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-23 23:08:42 shown	4804ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-05 20:11:14	1728ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-02 17:45:57	1231ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-25 10:54:48	1112ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 22:42:58	65535ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 21:11:51	1119ms	2 NS 2 A 1 MX	⚠️ Bogus
2026-06-16 21:04:21	2645ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 21:00:02	756ms	2 NS 2 A 1 MX	🔓 Insecure