guldfeldt-svbg.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 11 May 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.12 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by dk.mx1.mailanyone.net, dk.mx2.mx25.net and 1 more. 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 |
|---|---|---|---|---|---|---|---|
| 185.21.40.12 | 600s | prolinux100.curanet.dk | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| _0r6vtilxfelw624w8c8vfvxrl17hchg |
| d9qyxwnbfjl82pcllbyt07rwbwrxtzh7 |
| MS=ms13900410 |
| v=spf1 include:spf.protection.outlook.com include:spf.mailanyone.net mx a:mail.hjsas.dk -all |
| vpe=db80c41a |
| Policy | Record (guldfeldt-svbg.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:spf.mailanyone.net mx a:mail.hjsas.dk -all |
| www | 185.21.40.12 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 4/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | broken trust chain resolving 'guldfeldt-svbg.dk/DS/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2026053101 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2005-05-11 |
| Expires | 2027-05-31 (215d) |
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 |
|---|---|
| guldfeldt.dk | Punktum dk A/S (direct) |
| guldfeldtsvbg.dk | Punktum dk A/S (direct) |
| hjsas.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 04:31:25 | 4406ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-01 04:20:31 | 895ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-10 10:06:24 | 780ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-05 11:11:22 | 1814ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-29 23:24:23 | 610ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-04 04:16:56 | 1422ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-03 12:49:21 | 1174ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-24 09:58:53 shown | 659ms | 2 NS 1 A 3 MX | ⚠️ Bogus |
| 2026-06-23 09:34:00 | 705ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-17 10:05:26 | 1907ms | 2 NS 1 A 3 MX | 🔒 Secure |