ulstedlund.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 2 June 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.183.139.212 is hosted by Sentia Denmark A/S (AS47292) in Denmark. 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 |
|---|---|---|---|---|---|---|---|
| 46.183.139.212 | 3600s | web12.gigahost.dk | AS47292 | Sentia Denmark A/S | 46.183.138.0/23 | 🇩🇰 Denmark | — |
| 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 | ulstedlund.dk → 46.183.139.212 |
| 🔶 Autoconfig | ulstedlund.dk → 46.183.139.212 |
| 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 (ulstedlund.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx include:spf.gigahost.dk -all |
| Policy | Record (_dmarc.ulstedlund.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| www CNAME | ulstedlund.dk (all on ulstedlund.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.ulstedlund.dk | ulstedlund.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 | 2026082001 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@ulstedlund.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | GIGAHOST ApS |
| Registered | 2010-06-02 |
| Expires | 2027-06-30 (253d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 21:58:28 | 1686ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 08:27:18 | 727ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 05:48:52 | 909ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 22:17:04 | 1467ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-30 22:08:01 | 990ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 03:17:54 | 1151ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-18 20:47:56 | 1136ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-11 01:21:39 | 1141ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-03 23:50:26 | 2717ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 13:46:01 | 967ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-21 01:20:17 shown | 5206ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-13 09:55:06 | 933ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-07 15:25:07 | 1519ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-03 19:24:48 | 16668ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 15:44:40 | 9146ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-17 18:42:49 | 1489ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-11 01:12:22 | 2334ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-02 14:31:49 | 860ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-25 03:01:39 | 1030ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-19 08:13:35 | 1272ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 23:26:06 | 3013ms | 5 NS 1 A 3 MX | 🔓 Insecure |