esta.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 1 August 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.156.254 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 93.191.156.254 | 3600s | linux341.unoeuro.com | AS48854 | team.blue Denmark A/S | 93.191.152.0/21 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 93.191.156.254 |
| 🔶 Autoconfig | 93.191.156.254 |
| TXT Record |
|---|
| google-site-verification=-z5lN9NQ53i19mDTn4nIVMfCrGc096mkLI8e0C9hwsw |
| v=spf1 include:_spf.google.com -all |
| Policy | Record (esta.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.google.com -all |
| Policy | Record (_dmarc.esta.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:esta@esta.dk, mailto:esta@esta.dk; pct=100; adkim=s; aspf=s |
| www | 104.21.78.221 172.67.137.219 2606:4700:3035::6815:4edd 2606:4700:3035::ac43:89db (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025032102 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | NETIM |
| Registered | 2026-08-01 |
| Expires | 2027-07-31 (282d) |
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).
Showing 100 of 210.
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-18 18:33:47 | 682ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-17 17:33:38 | 1896ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-16 16:38:24 | 1151ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-15 15:24:00 | 787ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-30 03:01:03 | 1482ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-16 08:53:06 | 1734ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-26 20:26:48 | 1041ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-24 05:58:38 | 3372ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-21 05:34:20 | 8641ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-20 04:49:05 | 6769ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-17 18:52:40 | 1066ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-05 20:11:57 | 1758ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-31 10:19:08 | 764ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-28 23:31:29 | 2633ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-27 12:01:57 | 723ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-26 11:11:29 | 2637ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-25 10:45:37 | 733ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-24 10:04:24 | 675ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-23 07:13:41 | 957ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-22 05:31:44 | 714ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-20 20:30:23 | 9692ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-19 19:58:07 | 667ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-18 17:04:21 | 719ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-17 15:19:17 | 8570ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-15 15:09:06 | 825ms | 1 NS 0 A 0 MX | ❓ Unknown |