otterstrom.dk is a .dk domain served by 2 nameservers (dion.ns.cloudflare.com, naomi.ns.cloudflare.com). It was registered on 4 November 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by otterstrom-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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.
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms13353591 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (otterstrom.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves otterstrom.dk: no address www.otterstrom.dk: no address |
| Wildcard | No |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2405947582 |
| Primary NS (MNAME) | dion.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1999-11-04 |
| Expires | 2026-12-31 (71d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-06 22:19:33 | 2007ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-10-05 16:12:41 | 1200ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-09-28 15:03:44 | 930ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-27 14:52:03 | 10229ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-22 02:18:52 | 2055ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-21 02:12:49 | 1833ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-01 03:28:28 | 1829ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-26 10:32:11 | 2130ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-24 03:03:24 | 2122ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-18 04:56:49 shown | 1364ms | 2 NS 0 A 1 MX | 🔓 Insecure |