tankblik.dk is a .dk domain served by 2 nameservers (brad.ns.cloudflare.com, penny.ns.cloudflare.com). It was registered on 16 October 2026 (WHOIS) and first appeared in the .dk zone on 17 October 2026. Mail is handled by route2.mx.cloudflare.net, route3.mx.cloudflare.net and 1 more. 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.
| TXT Record |
|---|
| v=spf1 include:_spf.mx.cloudflare.net ~all |
| Policy | Record (tankblik.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.mx.cloudflare.net ~all |
| Policy | Record (_dmarc.tankblik.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:4bbd6d238c724f488316e4dc6564c8e8@dmarc-reports.cloudflare.net |
| www | Exists, no address |
| www vs bare domain | Neither resolves tankblik.dk: no address www.tankblik.dk: no address |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Delete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY |
DNS lookups: 1/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.tankblik.dk | 1e6r9KlzWHXvoMs9CNjP5zqjyvN1YFKYDrwdCZ8YtFs |
| TXT | _acme-challenge.tankblik.dk | kI2QyyQ6smnlr3Pf5W3lYk1Bp_703wOsq1c_boXZGlA |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2417988025 |
| Primary NS (MNAME) | brad.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2026-10-16 |
| Expires | 2027-10-15 (355d) |
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).
| Domain | Registrar |
|---|---|
| yapping.dk | ONE.COM A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 23:59:19 shown | 2676ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-10-21 22:13:37 | 1839ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-10-20 11:03:48 | 576ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-10-17 08:39:17 | 1312ms | 2 NS 0 A 3 MX | 🔓 Insecure |