bv5.dk is a .dk domain served by 4 nameservers (ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 81.7.161.83 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by bv5-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 81.7.161.83 | 1800s | — | AS47292 | Sentia Denmark A/S | 81.7.160.0/21 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.24 |
| 🔶 Autoconfig | 81.7.161.83 |
| TXT Record |
|---|
| MS=ms80610380 |
| mscid=J9JdL7InaV+NvxzCNo9vt3s4RV0zYJBATiu/pEvS/a6q9JjfYFS/6IjSq1VYickwjfkwXaGLD5Mn+TQ2Ki+rsA== |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (bv5.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.bv5.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; pct=100 |
| www | 81.7.161.83 (AS47292) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-bv5-dk._domainkey.m27.onmicrosoft.com | 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: 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 | 1 |
| Primary NS (MNAME) | ns1.bdm.microsoftonline.com |
| Responsible (RNAME) | azuredns-hostmaster@microsoft.com |
| Refresh | 3600s |
| Retry | 300s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 02:08:23 shown | 1337ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 04:36:25 | 9769ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-29 15:29:57 | 850ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-19 13:30:39 | 1239ms | 4 NS 1 A 1 MX | ⚠️ Bogus |
| 2026-06-16 18:18:52 | 1936ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 18:07:37 | 3541ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 18:07:21 | 609ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 18:00:50 | 614ms | 4 NS 1 A 1 MX | 🔓 Insecure |