txt.dk is a .dk domain served by 2 nameservers (ivan.ns.cloudflare.com, jean.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by s.deringltd.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 5 | 300s | s.deringltd.com | 51.195.171.227 | s.deringltd.com | AS16276 OVH SAS |
| TXT Record |
|---|
| v=spf1 ip4:62.64.135.154/29 ip4:176.35.2.226/32 ip4:31.221.71.208/29 ip4:51.195.171.56 ip4:51.195.171.227 -all |
| Policy | Record (txt.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:62.64.135.154/29 ip4:176.35.2.226/32 ip4:31.221.71.208/29 ip4:51.195.171.56 ip4:51.195.171.227 -all |
| Policy | Record (_dmarc.txt.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; aspf=s; adkim=s |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves txt.dk: no address www.txt.dk: no address |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| — | 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: 0/10 · 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 | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2415723688 |
| Primary NS (MNAME) | ivan.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-29 22:36:49 shown | 848ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-25 00:47:09 | 868ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-24 00:06:56 | 869ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-27 00:07:42 | 620ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-28 03:16:56 | 8604ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-22 23:21:53 | 3271ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-19 12:07:52 | 916ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-17 13:33:34 | 1900ms | 2 NS 0 A 1 MX | 🔓 Insecure |