mab.dk is a .dk domain served by 4 nameservers (pdns82.ultradns.biz, pdns82.ultradns.com, pdns82.ultradns.net and 1 more). It was registered on 6 December 1996 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mab-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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.151.88 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| atlassian-domain-verification=jnECo5N3FFedMZvGze/NG2GaOw0UEzP3iXUmtmPDs29kJD205r8M0ZM7jTqNrESh |
| box-domain-verification=9ee37f7ae37efe84cc4fe80cbb6d595cf05afdd79d4f096e05878bf4d3e52836 |
| google-site-verification=MwBwDEsowO0-o_FqRurkrehl0NxqerBrtp73TNREFoA |
| v=spf1 include:_spf.oneomnicom.com -all |
| Policy | Record (mab.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.oneomnicom.com -all |
| Policy | Record (_dmarc.mab.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:rc7yjbis@ag.us.dmarcian.com; |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves mab.dk: no address www.mab.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) |
| selector1 | selector1-mab-dk._domainkey.oneomnicom.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: 2/10 · 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 | 2019121952 |
| Primary NS (MNAME) | pdns82.ultradns.com |
| Responsible (RNAME) | hostmaster@omnicomgroup.com |
| Refresh | 7200s |
| Retry | 600s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | CSC Digital Brand Service, Inc |
| Registered | 1996-12-06 |
| Expires | 2026-12-31 (73d) |
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 |
|---|---|---|---|
| 2026-09-30 10:39:05 | 1421ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-30 04:19:38 | 1312ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-24 11:38:04 | 871ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-18 06:52:17 | 2976ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-07 09:37:39 | 1599ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-17 01:12:57 | 6277ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-14 23:56:54 | 4537ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-13 19:42:18 | 3429ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-06 10:47:21 | 16775ms | 4 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-31 16:26:15 | 2779ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-26 01:59:26 | 1431ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-23 01:16:44 shown | 1668ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-29 06:09:42 | 1048ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-27 12:45:32 | 1076ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-26 15:02:32 | 2740ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-24 08:58:25 | 1293ms | 4 NS 0 A 1 MX | ❓ Unknown |
| 2026-06-19 04:49:40 | 6004ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-17 12:58:47 | 2252ms | 4 NS 0 A 1 MX | 🔓 Insecure |