dfds-blog.dk is a .dk domain served by 2 nameservers (a.portsdns.se, b.portsdns.net). It was registered on 14 July 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 157.230.116.251 is hosted by DigitalOcean, LLC (AS14061) in Germany. Mail is handled by mail.dfds-blog.dk. The zone is not DNSSEC-signed, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| a.portsdns.se | — | — | — |
| b.portsdns.net | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 157.230.116.251 | — | — | AS14061 | DigitalOcean, LLC | 157.230.0.0/16 | 🇩🇪 Germany | Frankfurt am Main |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mail.dfds-blog.dk | 157.230.116.251 | — | AS14061 DigitalOcean, LLC |
| TXT Record |
|---|
| v=spf1 +a +mx +ip4:77.104.141.88 include:_spf.mailspamprotection.com ~all |
| Policy | Record (dfds-blog.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +a +mx +ip4:77.104.141.88 include:_spf.mailspamprotection.com ~all |
| www CNAME | dfds-blog.dk (all on dfds-blog.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~2048 bit |
| dkim | — | 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: 3/10 · policy: ~all
No problems found| 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 | 2023111300 |
| Primary NS (MNAME) | a.portsdns.se |
| Responsible (RNAME) | registry@ports.net |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 28800s |
| Field | Value |
|---|---|
| Registrar | Abion AB |
| Registered | 2016-07-14 |
| Expires | 2027-07-31 (281d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-21 04:34:31 | 1509ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-03 23:20:24 | 628ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-25 10:26:10 | 654ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-25 10:23:06 | 509ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-25 10:21:23 | 411ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-25 10:19:43 | 914ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-29 17:44:24 | 635ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-22 04:44:12 | 4099ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-21 20:45:59 | 1127ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 18:05:04 | 1178ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 02:35:49 shown | 914ms | 2 NS 1 A 1 MX | 🔓 Insecure |