arba.dk is a .dk domain served by 4 nameservers (ns-1345.awsdns-40.org, ns-1765.awsdns-28.co.uk, ns-445.awsdns-55.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 18.173.5.50 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by arba-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 |
| TXT Record |
|---|
| MS=ms40545412 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (arba.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www CNAME | arba.dk (all on arba.dk) |
| www vs bare domain | Same network arba.dk: 65.9.106.127 65.9.106.28 65.9.106.38 65.9.106.74 (AS16509) www.arba.dk: 65.9.106.127 65.9.106.28 65.9.106.38 65.9.106.74 (AS16509) |
| 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 | unsigned answer |
| Field | Value |
|---|---|
| Serial | 1 |
| Primary NS (MNAME) | ns-1345.awsdns-40.org |
| Responsible (RNAME) | awsdns-hostmaster@amazon.com |
| Refresh | 7200s |
| Retry | 900s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 13:46:59 | 3506ms | 4 NS 4 A 1 MX | 🔓 Insecure |
| 2026-08-31 17:41:00 shown | 6201ms | 4 NS 4 A 1 MX | 🔓 Insecure |
| 2026-08-26 16:39:03 | 10039ms | 4 NS 4 A 1 MX | 🔓 Insecure |
| 2026-06-27 19:35:19 | 1068ms | 4 NS 4 A 1 MX | 🔓 Insecure |
| 2026-06-16 13:38:27 | 829ms | 4 NS 4 A 1 MX | 🔓 Insecure |