danskboligformidling.dk is a .dk domain served by 4 nameservers (ns1.dotserv.com, ns1.dotserv.net, ns2.dotserv.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 135.181.85.49 is hosted by Hetzner Online GmbH (AS24940) in Finland. Mail is handled by danskboligformidling-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.dotserv.com | — | — | — |
| ns1.dotserv.net | — | — | — |
| ns2.dotserv.com | — | — | — |
| ns2.dotserv.net | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 135.181.85.49 | — | static.49.85.181.135.clients.your-server.de | AS24940 | Hetzner Online GmbH | 135.181.0.0/16 | 🇫🇮 Finland | Helsinki |
| TXT Record |
|---|
| MS=ms26111069 |
| v=spf1 a mx ip4:212.130.241.70 ip4:80.85.87.32 include:spf.web.mindworking.dk include:spf.protection.outlook.com ~all |
| Policy | Record (danskboligformidling.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a mx ip4:212.130.241.70 ip4:80.85.87.32 include:spf.web.mindworking.dk include:spf.protection.outlook.com ~all |
| Policy | Record (_dmarc.danskboligformidling.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | comodoca.com |
| 0 | issue | letsencrypt.org |
| www | 135.181.85.49 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network danskboligformidling.dk: 135.181.85.49 (AS24940) www.danskboligformidling.dk: 135.181.85.49 (AS24940) |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~1024 bit below 2048 bit |
| s1 | s1.domainkey.u4497101.wl102.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u4497101.wl102.sendgrid.net | 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: 4/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2021021001 |
| Primary NS (MNAME) | ns1.dotserv.com |
| Responsible (RNAME) | hostmaster@dotserv.com |
| Refresh | 14400s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 900s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 21:04:05 | 1175ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-12 04:57:07 | 1286ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 10:31:35 | 1209ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-01 17:48:08 | 1898ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 04:37:01 | 3054ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 00:31:11 | 3050ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 00:30:45 shown | 715ms | 4 NS 1 A 1 MX | 🔓 Insecure |