syddk.dk is a .dk domain served by 2 nameservers (ns13.truehostdns.com, ns14.truehostdns.com). It was registered on 8 January 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 51.178.20.173 is hosted by OVH SAS (AS16276) in France. Mail is handled by mail.syddk.dk. 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 |
|---|---|---|---|
| ns13.truehostdns.com | 51.68.252.77 | ns13.truehostdns.com | AS16276 OVH SAS |
| ns14.truehostdns.com | 51.68.252.81 | ns14.truehostdns.com | AS16276 OVH SAS |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 51.178.20.173 | 14400s | pink.truehostdns.com | AS16276 | OVH SAS | 51.178.0.0/16 | 🇫🇷 France | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 14400s | mail.syddk.dk | 148.72.177.82 | pink.truehostdns.com | AS30083 velia.net |
| TXT Record |
|---|
| v=spf1 +a +mx +ip4:148.72.177.82 +ip4:51.178.20.173 -all |
| Policy | Record (syddk.dk) |
|---|---|
| -all (hard fail) | v=spf1 +a +mx +ip4:148.72.177.82 +ip4:51.178.20.173 -all |
| Policy | Record (_dmarc.syddk.dk) |
|---|---|
| p=quarantine | v=DMARC1;p=quarantine;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400;rua=mailto:kontor@syddk.dk |
| www CNAME | syddk.dk (all on syddk.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | 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: 2/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.syddk.dk | svzg9dtB-guQEZ4O5Ixmn2INk5hLrM0GkS7T0zk1L5E |
| 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 | 2026080802 |
| Primary NS (MNAME) | ns13.truehostdns.com |
| Responsible (RNAME) | martinreinert@yahoo.com |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Domeneshop AS |
| Registered | 2026-01-08 |
| Expires | 2027-01-07 (79d) |
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 |
|---|---|---|---|
| 2026-09-30 21:51:24 | 1669ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 07:01:48 | 1273ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-11 22:37:34 | 1608ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-28 11:25:06 | 10505ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 21:19:55 | 1192ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-11 02:37:36 | 1530ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-08 22:24:12 shown | 3427ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-13 06:35:21 | 3008ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 10:12:33 | 3109ms | 2 NS 1 A 1 MX | 🔓 Insecure |