business-science.dk is a .dk domain served by 2 nameservers (diana.ns.cloudflare.com, plato.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx0a-0013cc01.pphosted.com, mx0b-0013cc01.pphosted.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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 28800s | mx0a-0013cc01.pphosted.com | 208.84.65.119 | mx0a-0013cc01.pphosted.com | AS26211 Proofpoint, Inc. |
| 10 | 28800s | mx0b-0013cc01.pphosted.com | 208.86.201.118 | mx0b-0013cc01.pphosted.com | AS22843 Proofpoint, Inc. |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.152 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| _xmpp-server._tcp | 10 | 0 | 5269 | s2s.business-science.dk.webexconnect.com |
| TXT Record |
|---|
| atlassian-domain-verification=srl2cvrxmrDiLdUrDjPwDedty1LyjLhY0YJaaWXrSRlKWoQKrxGeanEmbfrdFG2I |
| google-site-verification=uhz9d5yVOXfMaQxgmvuZ87oAlPYn40KIN7gclM70crE |
| MJNV2hwOukNh57ZlltNIh4IQeBmP79lR8w8Nw3imHtOTM+KtYuqk5faYo0RCGT2NXZj6871qeee4lpJEQ4lDmA== |
| MS=ms24213147 |
| v=spf1 redirect=spf.groupm.com |
| wrike-verification=MzEyODg4Mzo5OWRmMmZkY2IwOTdjZDdjNGIxYTAyMzZmYzRiMGNiNDlhZmRlMTQ4ZmQ2MTU4YzU2YTM1ODI4ZjM2ZDBhMTYx |
| ZOOM_verify_yESIlOikR2WzDhrxMrpZ5g |
| Policy | Record (business-science.dk) |
|---|---|
| redirect=spf.groupm.com | v=spf1 redirect=spf.groupm.com |
| Policy | Record (_dmarc.business-science.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; pct=100; fo=1; adkim=r; aspf=r; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves business-science.dk: no address www.business-science.dk: no address |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | Revoked (empty key) |
| dkim | — | Revoked (empty key) |
| k1 | — | Revoked (empty key) |
| — | Revoked (empty key) | |
| s1 | — | Revoked (empty key) |
| s2 | — | Revoked (empty key) |
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: 3/10 · 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 | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2416369369 |
| Primary NS (MNAME) | diana.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 06:45:19 shown | 933ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-10-02 03:04:25 | 2151ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-09-27 01:53:08 | 731ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-09-23 13:59:01 | 1231ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-09-17 16:35:33 | 1121ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-08-15 01:00:01 | 1103ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-08-05 01:22:35 | 3497ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-07-26 06:01:00 | 10245ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-07-17 15:50:11 | 10280ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-06-29 13:40:41 | 1527ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-06-25 10:36:18 | 3179ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-06-21 15:52:52 | 673ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-06-16 17:50:42 | 774ms | 2 NS 0 A 2 MX | 🔓 Insecure |