østerberg.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). Mail is handled by mail.xn--sterberg-44a.dk. The zone is DNSSEC-signed and validates, has no 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mail.xn--sterberg-44a.dk | — | — | — |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxdomain |
| Field | Value |
|---|---|
| Serial | 2020072990 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-13 08:37:21 | 375ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-01 15:59:05 | 454ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-04 16:46:21 | 641ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-25 11:44:19 | 2156ms | 4 NS 0 A 1 MX | ⚠️ Bogus |
| 2026-06-24 18:40:58 | 305ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-23 23:43:47 | 1156ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-23 00:04:33 | 2583ms | 4 NS 0 A 1 MX | ⚠️ Bogus |
| 2026-06-21 07:35:10 | 400ms | 0 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-20 11:15:52 | 299ms | 0 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-19 20:21:52 | 361ms | 0 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-17 13:03:06 shown | 568ms | 4 NS 0 A 1 MX | 🔒 Secure |