investeringogseniorbolig.dk is a .dk domain served by 2 nameservers (ns1.designrus.dk, ns2.designrus.dk). It was registered on 26 February 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 49.12.124.167 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by investeringogseniorbolig-dk.mail.protection.outlook.com. 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 |
|---|---|---|---|---|---|---|---|
| 49.12.124.167 | 3600s | server3.designrus.dk | AS24940 | Hetzner Online GmbH | 49.12.0.0/15 | 🇩🇪 Germany | Falkenstein |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.253.56 |
| 🔶 Autoconfig | discover.designrus.dk → 49.12.124.182 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f8:242:5658::2 | 3600s | server3.designrus.dk | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | Falkenstein |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 1 | 1 | 443 | discover.designrus.dk |
| TXT Record |
|---|
| MS=ms30129308 |
| v=spf1 mx a include:_spf.designrus.dk include:infusionmail.com include:spf.protection.outlook.com -all |
| Policy | Record (investeringogseniorbolig.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx a include:_spf.designrus.dk include:infusionmail.com include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.investeringogseniorbolig.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:postmaster@investeringogseniorbolig.dk |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | letsencrypt.org |
| www | 49.12.124.167 2a01:4f8:242:5658::2 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network investeringogseniorbolig.dk: 49.12.124.167 2a01:4f8:242:5658::2 (AS24940) www.investeringogseniorbolig.dk: 49.12.124.167 2a01:4f8:242:5658::2 (AS24940) |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 0 iterations · no salt · opt-out RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-investeringogseniorbolig-dk._domainkey.investeringogferiebolig.e-v1.dkim.mail.microsoft | RSA · ~2048 bit |
| selector2 | selector2-investeringogseniorbolig-dk._domainkey.investeringogferiebolig.e-v1.dkim.mail.microsoft | RSA · ~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: 6/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.investeringogseniorbolig.dk | investeringogseniorbolig.dk |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026091902 |
| Primary NS (MNAME) | ns1.designrus.dk |
| Responsible (RNAME) | admin@designrus.dk |
| Refresh | 1200s |
| Retry | 540s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2021-02-26 |
| Expires | 2027-02-28 (128d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 09:25:14 | 1297ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-11 00:44:52 | 1684ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-05 20:38:39 | 3123ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-29 19:49:14 | 1106ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 18:45:42 | 1022ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-20 15:28:19 shown | 1945ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-13 14:12:39 | 1279ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-08 09:15:50 | 1498ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-30 05:21:47 | 2562ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-25 04:55:11 | 3595ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-21 03:21:18 | 2603ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-15 22:32:56 | 2042ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-09 16:23:04 | 9147ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-08 03:52:14 | 9195ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-30 12:56:23 | 1812ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-25 18:00:21 | 1492ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-20 06:59:42 | 1786ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-16 13:41:01 | 9368ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-10 06:03:44 | 1748ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-05 21:05:13 | 9460ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-30 15:32:48 | 880ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-29 03:44:23 | 1620ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 20:30:26 | 1449ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 05:42:33 | 1051ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-24 05:25:55 | 3588ms | 2 NS 1 A 1 MX | 🔓 Insecure |