tv21.dk is a .dk domain served by 2 nameservers (ns1.loopia.se, ns2.loopia.se). It was registered on 12 March 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.188.2.52 is hosted by Loopia AB (AS39570) in Sweden. Mail is handled by mailcluster.loopia.se. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 93.188.2.52 | 3600s | webfront2.webcluster.loopia.se | AS39570 | Loopia AB | 93.188.0.0/21 | 🇸🇪 Sweden | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 194.9.94.86 |
| 🔶 Autoconfig | autoconfig.loopia.com → 93.188.1.220 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:250:0:8::51 | 3600s | webfront1.webcluster.loopia.se | AS39570 | Loopia AB | 2a02:250:0:0:0:0:0:0/47 | 🇸🇪 Sweden | — |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 100 | 1 | 443 | autodiscover.loopia.com |
| TXT Record |
|---|
| v=spf1 include:spf.loopia.se -all |
| Policy | Record (tv21.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.loopia.se -all |
| www | 93.188.2.52 2a02:250:0:8::51 (AS39570) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mailcluster.loopia.se | DANE-EE · SPKI · SHA-256 | DD33DC4EA487FD2E4B2A8B7B99FF6101… |
| SMTP _25._tcp.mailcluster.loopia.se | DANE-EE · SPKI · SHA-256 | 27EF28B2408E8CA3825C7A18524B55FF… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 1792022400 |
| Primary NS (MNAME) | ns1.loopia.se |
| Responsible (RNAME) | registry@loopia.se |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2004-03-12 |
| Expires | 2027-03-31 (165d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 02:45:38 shown | 975ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-08 20:49:21 | 1925ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-01 19:14:12 | 790ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 17:44:26 | 3043ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-21 16:40:45 | 1056ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-11 04:52:26 | 3239ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-05 21:15:47 | 1452ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 13:20:06 | 5394ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-20 08:26:15 | 1518ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-14 06:35:15 | 3038ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-06 18:13:51 | 10394ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-23 13:00:08 | 1381ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-18 00:32:20 | 1407ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-15 04:34:36 | 1248ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-03 19:36:31 | 2065ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-28 05:54:37 | 1175ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 14:06:27 | 1045ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-25 17:41:32 | 835ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 13:43:47 | 2137ms | 2 NS 1 A 1 MX | 🔓 Insecure |