roestnielsen.dk is a .dk domain served by 5 nameservers (ns1.powerhosting.dk, ns2.powerhosting.dk, ns3.powerhosting.dk and 2 more). It was registered on 27 November 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.31.76.91 is hosted by DLX A/S (AS47527) in Denmark. Mail is handled by roestnielsen-dk.mx1-dk.mailanyone.net, roestnielsen-dk.mx2-dk.mailanyone.net and 1 more. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 185.31.76.91 | 3600s | — | AS47527 | DLX A/S | 185.31.76.0/22 | 🇩🇰 Denmark | Herning |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.8 |
| 🔶 Autoconfig | 185.31.76.91 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a00:b920:2:1337::91 | 3600s | — | AS47527 | DLX A/S | 2a00:b920:0:0:0:0:0:0/29 | 🇩🇰 Denmark | Herning |
| TXT Record |
|---|
| MS=ms52466876 |
| v=spf1 include:spf.mailanyone.net include:_spf.powerhosting.dk include:spf.protection.outlook.com -all |
| vpe=bfb38e01 |
| Policy | Record (roestnielsen.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.mailanyone.net include:_spf.powerhosting.dk include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.roestnielsen.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; pct=100; rua=mailto:dmarc@powerhosting.dk; ruf=mailto:dmarc@powerhosting.dk; adkim=r; aspf=r |
| www | 185.31.76.91 2a00:b920:2:1337::91 (AS47527) (address records, no CNAME) |
| www vs bare domain | Same network roestnielsen.dk: 185.31.76.91 2a00:b920:2:1337::91 (AS47527) www.roestnielsen.dk: 185.31.76.91 2a00:b920:2:1337::91 (AS47527) |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| dkim | ph._domainkey.powerhosting.dk | RSA · ~1024 bit below 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: 3/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.roestnielsen.dk | _acme-challenge.powr.host |
| TXT | _acme-challenge.powr.host | RTChjgGPmSi5PUuXfYUpFop-ER25Hzcn8PUFTAIqvjk |
| TXT | _acme-challenge.powr.host | tk3te9lGEWA-1wRSRM12kyPkFaSpBxXP--wkzdKRYX8 |
| 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 | 2026082701 |
| Primary NS (MNAME) | ns1.powerhosting.dk |
| Responsible (RNAME) | zonemaster@powerhosting.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2015-11-27 |
| Expires | 2026-11-30 (37d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 07:49:32 | 627ms | 5 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-15 09:01:36 | 663ms | 5 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-08 10:57:46 | 4341ms | 5 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-03 05:36:57 | 801ms | 5 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-01 04:15:24 | 1302ms | 5 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-29 03:55:45 | 2131ms | 5 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-25 02:58:36 | 1508ms | 5 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 01:57:20 | 1008ms | 5 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-22 20:46:27 | 1634ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-11 13:49:36 | 1293ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-10 00:23:57 | 1901ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-03 00:17:08 shown | 1053ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 04:37:58 | 10338ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 15:54:56 | 2837ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-13 14:41:36 | 9306ms | 5 NS 1 A 3 MX | ❓ Unknown |
| 2026-08-07 21:48:49 | 1887ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 12:54:25 | 33601ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-18 02:13:22 | 9726ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-10 17:58:14 | 1365ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-05 08:47:57 | 1715ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-04 08:47:34 | 1386ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 20:56:31 | 10452ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-25 09:47:33 | 1315ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-23 21:33:06 | 1107ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-20 03:45:46 | 1921ms | 5 NS 1 A 3 MX | 🔓 Insecure |