concerthagen.dk

📜 Historical scan 2026-09-16 23:04:32 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

concerthagen.dk is a .dk domain served by 2 nameservers (haley.ns.cloudflare.com, ram.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.58.136 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.zoho.eu, mx2.zoho.eu and 1 more. The zone is not DNSSEC-signed, has no 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 77ms

Nameserver	IP addresses	PTR	ASN / ISP
haley.ns.cloudflare.com	108.162.194.15 162.159.38.15 172.64.34.15 2606:4700:50::a29f:260f 2803:f800:50::6ca2:c20f 2a06:98c1:50::ac40:220f	haley.ns.cloudflare.com haley.ns.cloudflare.com haley.ns.cloudflare.com haley.ns.cloudflare.com haley.ns.cloudflare.com haley.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ram.ns.cloudflare.com	108.162.193.225 172.64.33.225 173.245.59.225 2606:4700:58::adf5:3be1 2803:f800:50::6ca2:c1e1 2a06:98c1:50::ac40:21e1	ram.ns.cloudflare.com ram.ns.cloudflare.com ram.ns.cloudflare.com ram.ns.cloudflare.com ram.ns.cloudflare.com ram.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 112ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.58.136	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.204.76	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 90ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.zoho.eu	185.230.212.166 185.230.212.166 185.230.212.166 185.230.214.166 185.230.214.166 185.230.214.166	mx3.zoho.eu mx.zoho.eu mx2.zoho.eu mx.zoho.eu mx2.zoho.eu mx3.zoho.eu	AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V
20	300s	mx2.zoho.eu	185.230.214.166 185.230.214.166 185.230.214.166	mx.zoho.eu mx2.zoho.eu mx3.zoho.eu	AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V
30	300s	mx3.zoho.eu	185.230.212.166 185.230.212.166 185.230.212.166	mx3.zoho.eu mx.zoho.eu mx2.zoho.eu	AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V AS205111 ZOHO Corporation B.V

🔷 AAAA Records (IPv6)#

2 records 129ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:3a88	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:cc4c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 109ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.58.136,172.67.204.76 ech=AEX+DQBBDgAgACAaFhydnu8kK6/UaCEbSrWmlFHgQUpbFZrBsBvCR5CaFgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:3a88,2606:4700:3033::ac43:cc4c

📝 TXT Records#

2 records 261ms

TXT Record
v=spf1 include:spf.mailjet.com include:zohomail.eu ~all
zoho-verification=zb70751054.zmverify.zoho.eu

✉️ SPF#

Policy	Record (concerthagen.dk)
~all (soft fail)	v=spf1 include:spf.mailjet.com include:zohomail.eu ~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#

latest probe, not this scan · checked 2026-10-08 03:23:21

www	104.21.58.136 172.67.204.76 2606:4700:3033::6815:3a88 2606:4700:3033::ac43:cc4c (AS13335) (address records, no CNAME)
www vs bare domain	Same network concerthagen.dk: 104.21.58.136 172.67.204.76 2606:4700:3033::6815:3a88 2606:4700:3033::ac43:cc4c (AS13335) www.concerthagen.dk: 104.21.58.136 172.67.204.76 2606:4700:3033::6815:3a88 2606:4700:3033::ac43:cc4c (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.concerthagen.dk	4ubpWdPz2bYPe1R6w76kCSy7YE40I735MbxaSerF7sE
TXT	_acme-challenge.concerthagen.dk	wA9AUEPeX1Svz1KtqI1H9-5ODPRIzM9OT_x7eHxHKtc

🔗 TLSA / DANE#

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

🔐 DNSSEC#

170ms

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	2414979439
Primary NS (MNAME)	haley.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

77ms

112ms

90ms

AAAA

129ms

TXT

261ms

CAA

132ms

HTTPS

109ms

TLSA

447ms

SOA

0ms

MTA-STS

146ms

DNSSEC

170ms

SRV

133ms

Total

1575ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 03:23:21	847ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-21 03:12:36	1373ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-16 23:04:32 shown	1575ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-04 04:31:12	1811ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-26 10:44:08	1902ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-18 20:58:39	1459ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-04 23:01:31	1939ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-28 04:59:39	978ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-20 00:10:26	1137ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-17 01:05:25	65535ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-16 22:13:49	2500ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-16 22:07:34	524ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-16 22:00:06	887ms	2 NS 2 A 3 MX	🔓 Insecure