rra.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 14 June 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.58.213.13 is hosted by mono solutions ApS (AS201595) in Denmark. Mail is handled by rra-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 185.58.213.13 | 3600s | — | AS201595 | mono solutions ApS | 185.58.212.0/23 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| TXT Record |
|---|
| MS=ms30250503 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (rra.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.rra.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; fo=1; rua=mailto:e1f9a31b@mxtoolbox.dmarc-report.com; ruf=mailto:e1f9a31b@forensics.dmarc-report.com; |
| www CNAME | rra.dk (all on rra.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
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 | 2026101101 |
| 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 | NHL DATA ApS |
| Registered | 2010-06-14 |
| Expires | 2031-06-30 (1711d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 06:32:26 shown | 1417ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-09 00:34:34 | 675ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-15 17:04:28 | 1402ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-11 14:35:35 | 1305ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-18 14:54:40 | 2137ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-15 20:31:49 | 1386ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-08 18:18:18 | 1782ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 02:38:56 | 1117ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-19 04:25:58 | 5924ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 11:35:01 | 1298ms | 2 NS 1 A 1 MX | 🔒 Secure |