assess.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 3 November 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 213.5.39.153 is hosted by Bo data ApS (AS49974) in Denmark. Mail is handled by assess-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 213.5.39.153 | 599s | ispconfig.eero.dk | AS49974 | Bo data ApS | 213.5.32.0/21 | 🇩🇰 Denmark | Vildbjerg |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| 🔶 Autoconfig | 213.5.39.153 |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (assess.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www | 213.5.39.153 (AS49974) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| 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 | 2026062805 |
| 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 | 2021-11-03 |
| Expires | 2026-11-02 (16d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 08:39:36 | 1001ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 09:54:06 | 1093ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-29 16:13:13 | 1892ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 14:23:15 | 1663ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-08 10:52:09 | 5290ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-02 10:55:21 shown | 2142ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 23:59:40 | 1720ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 00:59:48 | 1172ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 13:53:44 | 2545ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 13:46:46 | 1676ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 13:46:39 | 871ms | 2 NS 1 A 1 MX | 🔒 Secure |