renebuch.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 registered on 15 February 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 83.93.98.5 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by renebuch-dk.mail.protection.outlook.com. The zone is DNSSEC-signed but currently fails validation, has no 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 |
|---|---|---|---|---|---|---|---|
| 83.93.98.5 | — | 83-93-98-5-cable.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 83.93.0.0/17 | 🇩🇰 Denmark | Frederiksberg |
| 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 |
|---|
| MS=ms23406474 |
| mscid=1tz31KDUJnRG3bDONs1AcLkjXu5Re1MemGklPfQCwSFgY1VZSacW1ViKCYNGqwd59g4OpmTFIrJvHSVprq0hDw== |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (renebuch.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | broken trust chain resolving 'renebuch.dk/A/IN': 127.0.0.1#53 |
| 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 |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2009-02-15 |
| Expires | 2027-02-28 (128d) |
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).
| Domain | Registrar |
|---|---|
| rnb-consulting.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 05:18:51 | 857ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-23 04:14:35 | 1222ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 22:12:50 shown | 2981ms | 4 NS 1 A 1 MX | ⚠️ Bogus |