obsen-nielsen.dk is a .dk domain served by 3 nameservers (ns4.dns-123.net, ns5.dns-123.net, ns6.dns-123.net). It was registered on 10 January 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.103.46.109 is hosted by FIBIA P/S (AS44869) in Denmark. Mail is handled by obsen-nielsen-dk.mx1.comendosystems.com, obsen-nielsen-dk.mx2.comendosystems.net. The zone is DNSSEC-signed and validates, 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 5.103.46.109 | 7200s | server6109.serverpark.dk | AS44869 | FIBIA P/S | 5.103.0.0/16 | 🇩🇰 Denmark | Ringsted |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 5.103.46.109 |
| 🔶 Autoconfig | 5.103.46.109 |
| TXT Record |
|---|
| MS=ms13091429 |
| v=spf1 ip4:159.8.1.29 ip4:93.163.254.46 include:spf.comendosystems.com -all |
| Policy | Record (obsen-nielsen.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:159.8.1.29 ip4:93.163.254.46 include:spf.comendosystems.com -all |
| Policy | Record (_dmarc.obsen-nielsen.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 5.103.46.109 (AS44869) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 3/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2013031846 |
| Primary NS (MNAME) | ns4.dns-123.net |
| Responsible (RNAME) | admin@dns-123.net |
| Refresh | 28800s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2000-01-10 |
| Expires | 2027-03-31 (154d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 09:36:19 | 1643ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-30 22:52:35 | 1273ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-29 19:22:08 | 1120ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-17 18:20:19 | 1092ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-03 09:50:35 shown | 9685ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-27 10:38:04 | 1152ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-02 10:58:36 | 913ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-27 09:49:48 | 1294ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-26 19:54:59 | 3339ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-23 15:00:36 | 1141ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-21 18:06:01 | 1147ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 23:26:37 | 1473ms | 3 NS 1 A 2 MX | 🔒 Secure |