endzone.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 6 September 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.7a.dk. 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | mail.7a.dk | 2a00:fd01:8146:3d00::30 | — | AS214875 Altibox Danmark AS |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a00:fd01:8146:3d00:215:5dff:fe02:6d04 | 600s | — | AS214875 | Altibox Danmark AS | 2a00:fd01:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Holstebro |
| TXT Record |
|---|
| v=spf1 include:spf.mailjet.com include:spf.simply.com -all |
| Policy | Record (endzone.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.mailjet.com include:spf.simply.com -all |
| Policy | Record (_dmarc.endzone.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 188.228.54.119 (AS214875) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| s1 | s1.domainkey.u27356220.wl221.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u27356220.wl221.sendgrid.net | 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: 2/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.endzone.dk | 2b90216f-17c3-47ac-b470-8bd6066d7a96.c-8a1f.tx.auth.certifytheweb.com |
| TXT | 2b90216f-17c3-47ac-b470-8bd6066d7a96.c-8a1f.tx.auth.certifytheweb.com | ILfNiVzME-GANIyOb2klCN6a2QsSfFwRQ2IqCU9FhZo |
| TXT | 2b90216f-17c3-47ac-b470-8bd6066d7a96.c-8a1f.tx.auth.certifytheweb.com | WqehrsDZg64wBPr4MkZ2RQHzBVziPx99YrnZTcRHeCc |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026083003 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2021-09-06 |
| Expires | 2027-09-30 (348d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-02 21:14:17 | 1316ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-04 09:31:16 | 1094ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-30 14:23:03 shown | 2912ms | 3 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-29 09:05:18 | 963ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-05 11:07:28 | 4875ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-02 17:58:53 | 1576ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-30 17:49:25 | 1374ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 10:25:25 | 1101ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 07:25:46 | 478ms | 3 NS 1 A 1 MX | 🔒 Secure |