8b.dk is a .dk domain served by 5 nameservers (ns1.gigahost.dk, ns2.gigahost.dk, ns3.gigahost.dk and 2 more). It was registered on 16 April 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. The zone is not DNSSEC-signed, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 46.183.138.100 | — | — | AS47292 | — | — | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mx1.gigahost.dk | 46.183.139.11 | mx1.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | — | mx2.gigahost.dk | 46.183.139.12 | mx2.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | — | mx3.gigahost.dk | 46.183.139.13 | mx3.gigahost.dk | AS47292 Sentia Denmark A/S |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| TXT Record |
|---|
| spf2.0/pra |
| v=spf1 mx include:spf.gigahost.dk -all |
| Policy | Record (8b.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx include:spf.gigahost.dk -all |
| Policy | Record (_dmarc.8b.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| www CNAME | 8b.dk (all on 8b.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 2/10 · policy: -all
No problems found| 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 | 2026061801 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@8b.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2025-04-16 |
| Expires | 2027-04-15 (172d) |
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 |
|---|---|---|---|
| 2026-10-24 11:21:14 | 888ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-22 22:57:19 | 2970ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-16 01:27:59 | 1680ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 11:20:14 | 2661ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 06:04:03 | 2046ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-27 04:47:25 | 9463ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 09:51:46 | 881ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-16 08:29:21 | 908ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-04 08:52:59 | 839ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-28 00:53:40 | 891ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 14:32:41 | 1666ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-13 03:13:19 | 3181ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-06 21:58:00 | 1712ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-31 15:08:59 | 9032ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 07:45:31 | 983ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-16 02:49:20 | 1232ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-10 13:49:28 | 1081ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 14:54:43 | 1010ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-26 19:44:03 | 1011ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-18 09:36:45 shown | 877ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-16 13:15:11 | 875ms | 5 NS 1 A 3 MX | 🔓 Insecure |