addvision.dk is a .dk domain served by 2 nameservers (blair.ns.cloudflare.com, frank.ns.cloudflare.com). It was registered on 6 March 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.199 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by dk.mx1.mailanyone.net, dk.mx2.mx25.net and 2 more. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 185.21.40.199 | 300s | linux14.curanet.dk | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.8 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| apple-domain-verification=Bi4DaYqQsj9jKIWi |
| v=spf1 include:spf.mailanyone.net include:_spf.createsend.com include:spf.protection.outlook.com include:spf.eu.signature365.net include:spf.addvision.dk -all |
| Policy | Record (addvision.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.mailanyone.net include:_spf.createsend.com include:spf.protection.outlook.com include:spf.eu.signature365.net include:spf.addvision.dk -all |
| Policy | Record (_dmarc.addvision.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:4617085563fc49ae9a243265ec5b0e43@dmarc-reports.cloudflare.net,mailto:6501c0e79363a@dmarc.centerasecurity.com; |
| www | 185.21.40.199 (AS48854) (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 | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 5/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.addvision.dk | 5ZsKVd7E7WKBlqwv2YgwGW6IrhMc-AMg2K7LqSTxXAE |
| TXT | _acme-challenge.addvision.dk | Zk12UZLIz8VNAyl-bOXS_xRLZaqow-8NZxP5dNEtf2c |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2412669072 |
| Primary NS (MNAME) | blair.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA |
| Registered | 2002-03-06 |
| Expires | 2028-03-31 (531d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-17 00:15:26 | 753ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-14 22:54:39 | 1173ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-13 22:25:38 | 1718ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-09 13:09:01 | 2014ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-07 10:36:56 | 726ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-06 02:22:59 | 2957ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-05 02:20:43 | 1427ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-01 01:53:17 | 1568ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-30 01:46:52 | 890ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-27 03:47:38 | 1406ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-24 02:21:58 | 1271ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-15 07:10:18 | 1754ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-10 23:23:39 | 1075ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-08 07:00:44 | 1826ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-31 23:39:13 | 2165ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-28 03:19:31 | 1043ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-28 02:02:41 | 1339ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-27 01:38:05 | 675ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-25 23:19:57 | 1787ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-24 16:08:26 | 10341ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-23 15:28:13 | 4506ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-20 12:46:57 shown | 9778ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-16 21:26:20 | 5476ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-06 09:42:50 | 2519ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-07-17 04:58:24 | 9265ms | 2 NS 1 A 4 MX | 🔓 Insecure |