houlind-el.dk is a .dk domain served by 2 nameservers (barbara.ns.cloudflare.com, justin.ns.cloudflare.com). It was registered on 10 March 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 23.88.110.211 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.houlind-el.dk, mx1.onlinemail.io and 1 more. The zone is of unknown DNSSEC status, 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 |
|---|---|---|---|---|---|---|---|
| 23.88.110.211 | 600s | static.211.110.88.23.clients.your-server.de | AS24940 | Hetzner Online GmbH | 23.88.0.0/17 | 🇩🇪 Germany | Nuremberg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 600s | mail.houlind-el.dk | — | — | — |
| 10 | 600s | mx1.onlinemail.io | 185.21.42.12 | mx1.onlinemail.io | AS48854 team.blue Denmark A/S |
| 20 | 600s | mx2.onlinemail.io | 46.36.208.16 | mx2.onlinemail.io | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover-mf.onlinemail.io → 185.21.40.62 |
| TXT Record |
|---|
| v=spf1 a include:spf.curanet.dk ~all |
| v=spf1 a mx ~all |
| Policy | Record (houlind-el.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a include:spf.curanet.dk ~all |
| ~all (soft fail) | v=spf1 a mx ~all |
| www CNAME | houlind-el.dk (all on houlind-el.dk) → 23.88.110.211 (AS24940) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 4/10 · policy: ~all
| Check | Result |
|---|---|
| Validation Status | ❓ Unknown |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | broken trust chain resolving 'houlind-el.dk/DS/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2405603907 |
| Primary NS (MNAME) | barbara.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2010-03-10 |
| Expires | 2027-03-31 (156d) |
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).
| Domain | Registrar |
|---|---|
| houlindel.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 19:25:03 | 1266ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-20 22:59:40 | 2093ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-19 17:52:47 | 741ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-18 17:04:38 | 1483ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 06:34:35 | 506ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-27 00:02:00 | 615ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-25 15:18:19 | 936ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-19 14:30:00 | 7465ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-18 14:28:13 | 3102ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-01 14:27:02 | 2407ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-24 10:14:49 shown | 843ms | 2 NS 1 A 3 MX | ❓ Unknown |
| 2026-06-19 23:30:27 | 1552ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 15:05:04 | 276ms | 0 NS 0 A 0 MX | ❓ Unknown |