blandersimonsen.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 26 June 2019 (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 | 3600s | — | AS47292 | — | — | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.gigahost.dk | 46.183.139.11 | mx1.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx2.gigahost.dk | 46.183.139.12 | mx2.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx3.gigahost.dk | 46.183.139.13 | mx3.gigahost.dk | AS47292 Sentia Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | blandersimonsen.dk → 46.183.138.100 |
| 🔶 Autoconfig | blandersimonsen.dk → 46.183.138.100 |
| 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 (blandersimonsen.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx include:spf.gigahost.dk -all |
| Policy | Record (_dmarc.blandersimonsen.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| www CNAME | blandersimonsen.dk (all on blandersimonsen.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 2/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.blandersimonsen.dk | blandersimonsen.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 | 2026061801 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@blandersimonsen.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2019-06-26 |
| Expires | 2027-06-30 (252d) |
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 |
|---|---|---|---|
| 2026-10-15 12:01:16 | 749ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 23:23:08 | 997ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 16:57:31 | 1020ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 12:31:14 | 1058ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-30 12:27:14 | 827ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 23:08:47 | 1098ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 12:00:10 | 1266ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-21 07:22:26 | 921ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-11 10:29:50 | 995ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-09 05:42:49 | 800ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-28 05:11:28 | 1229ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-28 05:01:07 | 819ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 02:43:45 | 1410ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-13 16:58:08 | 3881ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-07 02:32:47 | 1142ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-01 14:00:30 | 1257ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 12:27:47 | 2228ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-17 01:54:19 | 1246ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-09 05:30:45 | 1501ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 14:25:44 | 1124ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-27 02:00:49 | 1159ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-24 03:57:58 | 1051ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-20 03:48:01 shown | 852ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-16 14:46:06 | 943ms | 5 NS 1 A 3 MX | 🔓 Insecure |