filtec.dk is a .dk domain served by 2 nameservers (pearl.ns.cloudflare.com, rustam.ns.cloudflare.com). It was registered on 14 January 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.9.161 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.9.161 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.160.72 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3035::ac43:a048 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::6815:9a1 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.9.161,172.67.160.72 ech=AEX+DQBBUQAgACDNTDvoeoKozK6sKaFJ1Szo7Z/fkT3wb5xiwdInzb5xQAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:a048,2606:4700:3037::6815:9a1 |
| TXT Record |
|---|
| MS=ms37898528 |
| MS=ms91087297 |
| v=spf1 a mx include:s807.smtp-spf.sureserver.com ~all |
| Policy | Record (filtec.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a mx include:s807.smtp-spf.sureserver.com ~all |
| Policy | Record (_dmarc.filtec.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:b88ce0dc7cf04dc198fa8f8996e59169@dmarc-reports.cloudflare.net |
| www | 104.21.9.161 172.67.160.72 2606:4700:3035::ac43:a048 2606:4700:3037::6815:9a1 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| 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: 5/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.filtec.dk | CoUSD1tIJWy4eOE4nBJhE1A2HifryKjePDtvYSShcUk |
| TXT | _acme-challenge.filtec.dk | Guv76avAaiBurlWUQBdm2sNaMrcFrPAc8NiPsdFugZI |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2413954187 |
| Primary NS (MNAME) | pearl.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1999-01-14 |
| Expires | 2027-03-31 (165d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 22:25:41 | 5600ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-01 01:19:13 | 589ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-24 00:50:39 | 694ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-17 03:42:34 | 1774ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-08 04:30:51 shown | 1255ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-05 04:43:44 | 1157ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-03 12:53:08 | 10000ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-30 22:22:25 | 636ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-25 19:00:55 | 522ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-06 07:18:16 | 1056ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-26 22:58:06 | 1121ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-08 23:06:24 | 1179ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-25 00:29:50 | 877ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-17 10:18:15 | 2910ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-17 10:14:41 | 779ms | 2 NS 2 A 0 MX | 🔓 Insecure |