studstrup.dk is a .dk domain served by 2 nameservers (fish.ns.cloudflare.com, trace.ns.cloudflare.com). It was registered on 3 January 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.237.102.141 is hosted by UpCloud Ltd (AS202053) in Finland. Mail is handled by spam.micusto.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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 94.237.102.141 | 300s | fipa.barani.io | AS202053 | UpCloud Ltd | 94.237.96.0/20 | 🇫🇮 Finland | — |
| 94.237.94.6 | 300s | fipb.barani.io | AS202053 | UpCloud Ltd | 94.237.64.0/19 | 🇫🇮 Finland | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | spam.micusto.com | 94.237.28.65 | spam.micusto.com | AS202053 UpCloud Ltd |
| TXT Record |
|---|
| v=spf1 include:_spf.netkant.com -all |
| Policy | Record (studstrup.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.netkant.com -all |
| Policy | Record (_dmarc.studstrup.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| www CNAME | waf.barani.io (all on barani.io) |
| www vs bare domain | Same network studstrup.dk: 94.237.102.141 94.237.94.6 (AS202053) www.studstrup.dk: 94.237.102.141 94.237.94.6 (AS202053) |
| Wildcard | No |
DNS lookups: 1/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.studstrup.dk | AeeEWduFNy3c6izbzlP-KfpGGW9EbjCdLF2PgZUFBPo |
| TXT | _acme-challenge.studstrup.dk | P_ffxWKstePgM7DJEqQ5JqXdEFL6ciTUbgchuKULN9M |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2416071698 |
| Primary NS (MNAME) | fish.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2001-01-03 |
| Expires | 2027-03-31 (165d) |
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 |
|---|---|
| smaa-spring.dk | ONE.COM A/S |
| smaaspring.dk | ONE.COM A/S |
| små-spring.dk | ONE.COM A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-29 12:46:05 | 1026ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-28 12:40:40 shown | 694ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-27 11:33:14 | 807ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-01 09:19:20 | 1176ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-29 07:02:36 | 1114ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-24 11:10:18 | 994ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-23 15:42:02 | 1786ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-22 20:37:15 | 1175ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 00:35:53 | 697ms | 2 NS 2 A 1 MX | 🔓 Insecure |