læratsejle.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 22 September 2026 (WHOIS) and first appeared in the .dk zone on 23 September 2026. Its website address 76.76.21.21 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by .. The zone is of unknown DNSSEC status, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 76.76.21.21 | 3600s | — | AS16509 | Amazon.com, Inc. | 76.76.21.0/24 | 🇺🇸 United States | Walnut |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| www CNAME | cname.vercel-dns.com (all on vercel-dns.com) |
| www vs bare domain | Same network |
| Wildcard | No |
| Check | Result |
|---|---|
| Validation Status | ❓ Unknown |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxdomain |
| Field | Value |
|---|---|
| Serial | 2026092801 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2026-09-22 |
| Expires | 2027-09-21 (334d) |
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).
| Domain | Registrar |
|---|---|
| autobuddy.dk | ONE.COM A/S |
| makeonline.dk | ONE.COM A/S |
| skolepilot.dk | ONE.COM A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-21 04:59:39 shown | 973ms | 2 NS 1 A 1 MX | ❓ Unknown |
| 2026-10-19 10:58:35 | 132ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-18 10:04:56 | 304ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-17 09:10:41 | 213ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-16 08:31:40 | 139ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-15 07:57:41 | 100ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-14 07:21:27 | 446ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-13 05:24:36 | 103ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-12 01:20:17 | 527ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-10 23:59:57 | 224ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-07 15:04:38 | 226ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-06 14:23:25 | 109ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-05 12:34:32 | 217ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-04 12:26:54 | 111ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-03 12:22:12 | 279ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-02 12:19:36 | 226ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-01 12:18:02 | 175ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-30 12:16:21 | 700ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-30 03:30:45 | 343ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-29 03:16:25 | 224ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-28 02:52:13 | 238ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-27 02:33:22 | 757ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-26 10:13:33 | 220ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-25 10:07:47 | 210ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-24 10:00:18 | 977ms | 1 NS 0 A 0 MX | ❓ Unknown |