h2oalert.dk is a .dk domain served by 2 nameservers (ns01.hostnet.nl, ns02.hostnet.nl). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 37.97.224.27 is hosted by Signet B.V. (AS20857) in The Netherlands. The zone is not DNSSEC-signed, has no 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 |
|---|---|---|---|---|---|---|---|
| 37.97.224.27 | 14400s | 37-97-224-27.colo.transip.net | AS20857 | Signet B.V. | 37.97.128.0/17 | 🇳🇱 The Netherlands | Baarlo |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 91.184.0.200 |
| 🔶 Autoconfig | 91.184.0.200 |
| www CNAME | h2oalert.dk (all on h2oalert.dk) → 37.97.224.27 (AS20857) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| 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 | 2026071201 |
| Primary NS (MNAME) | ns01.hostnet.nl |
| Responsible (RNAME) | hostmaster@hostnet.nl |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 03:03:00 shown | 552ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-29 15:05:26 | 1467ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-01 13:17:44 | 9410ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-25 02:09:27 | 16721ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-14 19:13:33 | 1224ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-25 06:16:49 | 1863ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-21 22:22:02 | 433ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-17 09:59:26 | 1660ms | 2 NS 1 A 0 MX | 🔓 Insecure |