dsf.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 20 May 1996 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.106.26 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by smtp.dsf.dk, smtprelay01.extremagear.com and 1 more. The zone is DNSSEC-signed and validates, 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 94.231.106.26 | 3592s | linux204.curanet.dk | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autoconfig.dsf.dk → 178.63.195.194 |
| 🔶 Autoconfig | autoconfig.extremagear.com → 178.63.195.194 |
| TXT Record |
|---|
| google-site-verification=Ug3E-5JJnyckWkwAuj3tXa_BzwdOB5HBz0CFxk5z1j0 |
| v=spf1 mx a:slipstream.inder.net include:extremagear.com include:spf.zitcom.dk ip4:78.46.123.196 ip6:2a01:4f8:130:20a1:8000::2 include:amazonses.com ?all |
| Policy | Record (dsf.dk) |
|---|---|
| ?all (neutral) | v=spf1 mx a:slipstream.inder.net include:extremagear.com include:spf.zitcom.dk ip4:78.46.123.196 ip6:2a01:4f8:130:20a1:8000::2 include:amazonses.com ?all |
| Policy | Record (_dmarc.dsf.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:dmarc@dsf.dk; adkim=r; aspf=r; sp=none |
| www | 94.231.106.26 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | 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: 8/10 · policy: ?all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026071401 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1996-05-20 |
| Expires | 2027-06-30 (255d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-11 00:02:37 | 2830ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-25 13:22:58 | 705ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-11 12:26:49 | 1589ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-10 01:38:35 | 1549ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-15 16:13:47 shown | 8859ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-12 00:35:16 | 12044ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-02 00:15:54 | 869ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-28 06:10:16 | 1423ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-17 04:50:35 | 630ms | 2 NS 1 A 3 MX | 🔒 Secure |