rrm-institut.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 7 May 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.158.133.1 is hosted by Cloudflare, Inc. (AS13335) in United Arab Emirates. Mail is handled by .. 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 |
|---|---|---|---|---|---|---|---|
| 185.158.133.1 | 600s | lovable-app-cd-1-4.p.l5e.io | AS13335 | Cloudflare, Inc. | 185.158.133.0/24 | 🇦🇪 United Arab Emirates | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| Policy | Record (_dmarc.rrm-institut.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; pct=100; rua=mailto:dmarcreports@lovable.dev |
| www | 185.158.133.1 (AS13335) (address records, no CNAME) |
| 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 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101201 |
| 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 | ONE.COM A/S |
| Registered | 2026-05-07 |
| Expires | 2027-05-06 (192d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 10:01:13 shown | 610ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 18:36:28 | 436ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-12 11:03:28 | 406ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-12 10:35:02 | 912ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-13 04:51:19 | 565ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-30 23:52:06 | 561ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-27 15:37:27 | 953ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 15:29:06 | 5540ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 20:55:06 | 2370ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 12:49:28 | 1117ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 17:02:51 | 1887ms | 2 NS 1 A 0 MX | 🔒 Secure |