8420.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.17 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.dandomain.dk, mx2.dandomain.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 212.237.249.17 | 3600s | splash.dandomain.dk | AS48854 | team.blue Denmark A/S | 212.237.248.0/23 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.dandomain.dk | 212.237.249.50 | mx1.dandomain.dk | AS48854 team.blue Denmark A/S |
| 20 | 3600s | mx2.dandomain.dk | 46.36.209.11 | mx2.dandomain.dk | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover-mf.dandomain.dk → 212.237.249.98 |
| 🔶 Autoconfig | autoconfig-mf.dandomain.dk → 212.237.249.54 |
| TXT Record |
|---|
| v=spf1 include:spf.dandomain.dk ?all |
| Policy | Record (8420.dk) |
|---|---|
| ?all (neutral) | v=spf1 include:spf.dandomain.dk ?all |
| www | 212.237.249.17 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| 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 |
DNS lookups: 3/10 · policy: ?all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2023061501 |
| Primary NS (MNAME) | ns.dandomain.dk |
| Responsible (RNAME) | hostmaster@dandomain.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 21:29:41 | 350ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-29 13:45:12 shown | 1725ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-23 14:06:31 | 2397ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-26 15:53:39 | 789ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-24 20:14:48 | 519ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-26 19:56:35 | 7670ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-22 19:33:51 | 1146ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 14:03:32 | 1146ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 03:31:24 | 1174ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 19:00:43 | 492ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-20 14:45:26 | 556ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-16 13:15:33 | 2591ms | 2 NS 1 A 2 MX | 🔒 Secure |