grau-group.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 77.111.240.171 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 77.111.240.171 | — | webcluster44.webpod11-cph3.one.com | AS51468 | One.com A/S | 77.111.240.0/22 | 🇩🇰 Denmark | Copenhagen |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:102:805f:f9bb:c2d1:6ef0 | — | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www | 77.111.240.171 2a02:2350:5:102:805f:f9bb:c2d1:6ef0 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network grau-group.dk: 77.111.240.171 2a02:2350:5:102:805f:f9bb:c2d1:6ef0 (AS51468) www.grau-group.dk: 77.111.240.171 2a02:2350:5:102:805f:f9bb:c2d1:6ef0 (AS51468) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026052805 |
| 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 |
|---|---|---|---|
| 2026-09-30 15:38:30 | 675ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-30 09:53:20 | 4596ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-28 06:24:23 | 748ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-27 06:05:22 | 767ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-26 05:49:38 | 638ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-25 21:54:47 | 727ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-15 18:47:33 | 865ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-26 19:33:36 | 596ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-29 18:11:13 | 957ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-26 09:31:26 | 8807ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-02 08:10:39 | 9663ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-19 15:21:57 | 648ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 10:37:21 shown | 761ms | 2 NS 1 A 4 MX | 🔒 Secure |