omrum.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.211.38 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is DNSSEC-signed and validates, publishes a 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.30.211.38 | 600s | domain-parking.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| protonmail-verification=c20fc6dc771ed2e015b59a42e710cc34d8ac9c39 |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (omrum.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.omrum.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| www | 46.30.211.38 (AS51468) (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 |
| Selector | CNAME | Key |
|---|---|---|
| — | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 2/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026061901 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-20 00:12:03 | 1208ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-15 18:29:36 | 558ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-31 20:28:17 | 595ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-20 04:12:59 | 6326ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-29 08:56:17 | 1194ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-21 04:10:00 | 923ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-26 04:31:53 shown | 3226ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-24 07:00:56 | 950ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-21 17:04:27 | 531ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-21 05:07:10 | 1329ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 20:23:31 | 616ms | 2 NS 1 A 2 MX | 🔒 Secure |