jazzfestivalen.dk is a .dk domain served by 4 nameservers (ns1.dnscluster.dk, ns2.dnscluster.dk, ns3.ns-infra.nl and 1 more). It first appeared in the .dk zone on 31 July 2026. Its website address 213.184.85.20 is hosted by PerfGrid (AS59795) in The Netherlands. Mail is handled by in1.mail-infra.net, in2.mail-infra.net. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 213.184.85.20 | 3600s | nlsh04.h4r-infra.net | AS59795 | PerfGrid | 213.184.84.0/23 | 🇳🇱 The Netherlands | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | in1.mail-infra.net | 2a01:4f8:c012:7e77::1 49.12.11.203 |
pmg1.h4r.eu filter02.h4r.eu |
AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH |
| 20 | 3600s | in2.mail-infra.net | 2001:41d0:701:1100::a6bc 57.129.66.76 |
filter04.h4r.eu filter04.h4r.eu |
AS16276 OVH SAS AS16276 OVH SAS |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 213.184.85.20 |
| 🔶 Autoconfig | 213.184.85.20 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a09:3a00:3020::1 | 3600s | nlsh04.h4r-infra.net | AS59795 | PerfGrid | 2a09:3a00:3000:0:0:0:0:0/40 | 🇳🇱 The Netherlands | — |
| TXT Record |
|---|
| google-site-verification=dHQyJYdCwsGiyRSZHD7lZeDOa0DxmYBm_6UylieRhhg |
| v=spf1 +a +mx +include:spf-record.net ~all |
| Policy | Record (jazzfestivalen.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +a +mx +include:spf-record.net ~all |
| Policy | Record (_dmarc.jazzfestivalen.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1;p=none; |
| www | Address record (no CNAME) |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| default | — | 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.
DNS lookups: 4/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.jazzfestivalen.dk | jazzfestivalen.dk.acme-challenge.dk |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026073004 |
| Primary NS (MNAME) | ns1.dnscluster.dk |
| Responsible (RNAME) | hostmaster@jazzfestivalen.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-23 23:53:33 shown | 1332ms | 4 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-11 05:00:14 | 1492ms | 4 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-26 02:27:24 | 9660ms | 4 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-07 23:48:32 | 10270ms | 4 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-31 08:37:43 | 6713ms | 4 NS 0 A 0 MX | ❓ Unknown |