cstv.dk is a .dk domain served by 2 nameservers (macy.ns.cloudflare.com, vin.ns.cloudflare.com). It was registered on 5 January 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 85.228.43.55 is hosted by Telenor Sverige AB (AS8434) in Sweden. Mail is handled by mx1.mxfilter.net, mx2.mxfilter.net and 2 more. The zone is DNSSEC-signed and validates, 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 85.228.43.55 | 300s | c-85-228-43-55.bbcust.telenor.se | AS8434 | Telenor Sverige AB | 85.224.0.0/13 | 🇸🇪 Sweden | Upplands Vasby |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | eu1.workspace.org → 193.108.130.81 |
| 🔶 Autoconfig | cstv.dk → 85.228.43.55 |
| TXT Record |
|---|
| google-site-verification=I6Z9hq8ERpXC4I43LlMyXilAyGtqkp7IkDl8Ggzvrxg |
| v=spf1 include:_spf.workspace.org include:_spf.trinitycorp.cx -all |
| Policy | Record (cstv.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.workspace.org include:_spf.trinitycorp.cx -all |
| Policy | Record (_dmarc.cstv.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; sp=none; fo=1; pct=0; ri=86400; adkim=r; aspf=r; rua=mailto:dmarc-rua@trinity.cx; ruf=mailto:dmarc-ruf@trinity.cx |
| Status | Report address (rua) |
|---|---|
| ✓ Enabled | mailto:smtp-tls-reports@trinity.cx |
| www CNAME | home.trinity.cx (all on trinity.cx) → 85.228.43.55 (AS8434) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | rw8dd9ea65000690b._domainkey.cstv.dk | 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: 6/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2415056535 |
| Primary NS (MNAME) | macy.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 | 2001-01-05 |
| Expires | 2028-03-31 (531d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 10:53:10 | 3265ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-12 10:39:38 | 1828ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-25 20:08:22 | 1380ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-23 19:40:12 shown | 2753ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-20 15:54:59 | 1845ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-13 14:23:28 | 2406ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-06 13:26:24 | 2829ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-04 00:02:37 | 2591ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-29 01:57:51 | 2136ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-26 22:24:00 | 1879ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-24 02:40:40 | 5526ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-08 21:29:35 | 19708ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-20 02:14:38 | 2998ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-15 11:56:28 | 1563ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-24 16:09:23 | 2138ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-21 00:20:24 | 1755ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-20 02:09:19 | 2290ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 23:05:28 | 2741ms | 2 NS 1 A 4 MX | 🔒 Secure |