arenahaven.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 18 December 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.149.228.6 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by filter10.antispamcloud.com, filter20.antispamcloud.com and 2 more. The zone is DNSSEC-signed and validates, 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.149.228.6 | 3600s | webcluster04.tigermedia.eu | AS48854 | team.blue Denmark A/S | 185.149.228.0/24 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | arenahaven.dk → 185.149.228.6 |
| 🔶 Autoconfig | arenahaven.dk → 185.149.228.6 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2001:67c:1034:5::1 | 3600s | — | AS48854 | team.blue Denmark A/S | 2001:67c:1034:0:0:0:0:0/48 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| v=spf1 include:spf.tigermedia.eu include:servers.mcsv.net ?all |
| Policy | Record (arenahaven.dk) |
|---|---|
| ?all (neutral) | v=spf1 include:spf.tigermedia.eu include:servers.mcsv.net ?all |
| Policy | Record (_dmarc.arenahaven.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www CNAME | arenahaven.dk (all on arenahaven.dk) |
| www vs bare domain | Same network arenahaven.dk: 185.149.228.6 2001:67c:1034:5::1 (AS48854) www.arenahaven.dk: 185.149.228.6 2001:67c:1034:5::1 (AS48854) |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| k1 | dkim.mcsv.net | RSA · ~1024 bit below 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: 2/10 · policy: ?all
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.arenahaven.dk | arenahaven.dk |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.filter10.antispamcloud.com | DANE-EE · SPKI · SHA-256 | A10EC56F992E0E0C5B5A3860F281ADAF… |
| SMTP _25._tcp.filter20.antispamcloud.com | DANE-EE · SPKI · SHA-256 | A10EC56F992E0E0C5B5A3860F281ADAF… |
| SMTP _25._tcp.filter30.antispamcloud.com | DANE-EE · SPKI · SHA-256 | A10EC56F992E0E0C5B5A3860F281ADAF… |
| SMTP _25._tcp.filter40.antispamcloud.com | DANE-EE · SPKI · SHA-256 | A10EC56F992E0E0C5B5A3860F281ADAF… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026102001 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | CURANET A/S |
| Registered | 2017-12-18 |
| Expires | 2026-12-31 (64d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 16:56:30 | 913ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-20 23:11:50 shown | 562ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-17 06:03:07 | 764ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-03 00:48:08 | 1045ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-20 03:55:34 | 710ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 12:53:58 | 2140ms | 2 NS 1 A 4 MX | 🔒 Secure |