colosseumklinikken.dk

📜 Historical scan 2026-09-20 11:05:35 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

colosseumklinikken.dk is a .dk domain served by 2 nameservers (finley.ns.cloudflare.com, ingrid.ns.cloudflare.com). It was registered on 21 March 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.37.70 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by colosseumklinikken-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 111ms

Nameserver	IP addresses	PTR	ASN / ISP
finley.ns.cloudflare.com	108.162.195.58 162.159.44.58 172.64.35.58 2606:4700:58::a29f:2c3a 2803:f800:50::6ca2:c33a 2a06:98c1:50::ac40:233a	finley.ns.cloudflare.com finley.ns.cloudflare.com finley.ns.cloudflare.com finley.ns.cloudflare.com finley.ns.cloudflare.com finley.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ingrid.ns.cloudflare.com	108.162.192.165 172.64.32.165 173.245.58.165 2606:4700:50::adf5:3aa5 2803:f800:50::6ca2:c0a5 2a06:98c1:50::ac40:20a5	ingrid.ns.cloudflare.com ingrid.ns.cloudflare.com ingrid.ns.cloudflare.com ingrid.ns.cloudflare.com ingrid.ns.cloudflare.com ingrid.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 124ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.37.70	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.205.72	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 84ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	colosseumklinikken-dk.mail.protection.outlook.com	2a01:111:f403:ca04::b 2a01:111:f403:ca09::28 2a01:111:f403:ca21::8 2a01:111:f403:ca3c::8 52.101.209.153 52.101.68.25 52.101.68.36 52.101.73.155	mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am7pr02cu00203.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 → 52.97.218.72

🔷 AAAA Records (IPv6)#

2 records 119ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::ac43:cd48	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:2546	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 127ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.37.70,172.67.205.72 ech=AEX+DQBBVwAgACBQNzePSQzJUcB8pHtFz/pWJuZQRT0NToMxBR2w16VMQAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:cd48,2606:4700:3037::6815:2546

🔌 SRV Records#

1 records 620ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	1	1	5061	sipfeed.online.lync.com.colosseumklinikken.dk

📝 TXT Records#

6 records 270ms

TXT Record
anthropic-domain-verification-cdbvga=sruouJD3OfjWLaWD8W1tJldZE
apple-domain-verification=Z5LtuJ0hBV8ZYmvy
k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDJfohdku3kCxBR+wm1AHNPw20vv5FzfYsH30rHcDNYTUag9soCgv991hOldK8B46vJVv9F5WQPTJtPlxKLKLbJoGNRVBgrsh8Y6vT3xbGnZosWD+90sS3oaTxFmevbtP+f8uF+WlPc/FUhRqhtcUBgdl+WYWj21QBcbrR5VO3aWQIDAQAB
klaviyo-site-verification=R3FA7d
MS=ms47804983
v=spf1 include:spf.protection.outlook.com include:_netblocksa.colosseumklinikken.dk include:_netblocksb.colosseumklinikken.dk include:spf-de.emailsignatures365.com -all

✉️ SPF#

Policy	Record (colosseumklinikken.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_netblocksa.colosseumklinikken.dk include:_netblocksb.colosseumklinikken.dk include:spf-de.emailsignatures365.com -all

📨 DMARC#

Policy	Record (_dmarc.colosseumklinikken.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc_agg@vali.email; fo=1:d:s; ri=86400

📬 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 2026-10-13 23:28:37

www	104.21.37.70 172.67.205.72 2606:4700:3035::ac43:cd48 2606:4700:3037::6815:2546 (AS13335) (address records, no CNAME)
www vs bare domain	Same network colosseumklinikken.dk: 104.21.37.70 172.67.205.72 2606:4700:3035::ac43:cd48 2606:4700:3037::6815:2546 (AS13335) www.colosseumklinikken.dk: 104.21.37.70 172.67.205.72 2606:4700:3035::ac43:cd48 2606:4700:3037::6815:2546 (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-colosseumklinikken-dk._domainkey.colo2900.onmicrosoft.com	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: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

208ms

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	2415133364
Primary NS (MNAME)	finley.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-07 03:19:33

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2001-03-21
Expires	2027-03-31 (156d)

📋 WHOIS#

⏱️ Lookup Timing#

111ms

124ms

84ms

AAAA

119ms

TXT

270ms

CAA

102ms

HTTPS

127ms

TLSA

488ms

SOA

0ms

MTA-STS

150ms

DNSSEC

208ms

SRV

620ms

Total

2129ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 23:28:37	2355ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-10 11:57:46	1220ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-08 17:37:57	559ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-08 03:05:34	1572ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-07 02:58:55	1064ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-03 20:13:48	1081ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-01 20:21:17	1433ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-28 20:03:09	2033ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-27 19:52:51	777ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-25 23:32:22	1472ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-20 11:05:35 shown	2129ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-30 17:48:09	3406ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-12 15:16:26	3234ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-05 15:28:05	2549ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-31 04:49:26	9093ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-03 02:58:49	2251ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-27 00:34:30	1525ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-23 12:49:48	997ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 21:46:01	861ms	2 NS 2 A 1 MX	🔓 Insecure