dsbv.dk is a .dk domain served by 2 nameservers (brenda.ns.cloudflare.com, jeff.ns.cloudflare.com). It was registered on 21 January 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.93.227 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by dsbv-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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 |
|---|---|---|---|---|---|---|---|
| 104.21.93.227 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.216.83 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | dsbv-dk.mail.protection.outlook.com | — | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.8 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3035::6815:5de3 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:d853 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.93.227,172.67.216.83 ech=AEX+DQBBrgAgACBlcYwFMFnRlIY2SWqfE0UPjtipWZe+5IrLScFuly4kNQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:5de3,2606:4700:3037::ac43:d853 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| 18.10.2022 |
| MS=ms55617691 |
| MS=ms79778406 |
| MS=ms80941184 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (dsbv.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www | 104.21.93.227 172.67.216.83 2606:4700:3035::6815:5de3 2606:4700:3037::ac43:d853 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2406794653 |
| Primary NS (MNAME) | brenda.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 | 2019-01-21 |
| Expires | 2027-01-31 (105d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 16:04:19 | 4463ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-05 08:09:20 | 1540ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-26 06:29:19 | 1174ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-27 10:57:38 | 949ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-25 03:01:10 | 2851ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-24 02:17:39 | 4472ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-12 22:21:08 | 2211ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-08 17:53:46 | 1403ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-25 03:24:54 shown | 1977ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 04:45:26 | 930ms | 2 NS 2 A 1 MX | 🔓 Insecure |