phdbiostat.dk is a .dk domain served by 2 nameservers (ns1.s-dns.de, ns2.s-dns.de). It was registered on 15 March 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.213.21.103 is hosted by 3U TELECOM GmbH (AS198710) in Germany. Mail is handled by mail.phdbiostat.dk. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.s-dns.de | 192.174.68.13 | pns01.kyberio-dns.com | AS1921 ipcom GmbH |
| ns2.s-dns.de | 176.97.158.13 | pns02.kyberio-dns.de | AS207021 ipcom GmbH |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 91.213.21.103 | 86400s | server4.dnes.de | AS198710 | 3U TELECOM GmbH | 91.213.21.0/24 | 🇩🇪 Germany | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 86400s | mail.phdbiostat.dk | 91.213.21.103 | server4.dnes.de | AS198710 3U TELECOM GmbH |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 91.213.21.103 |
| 🔶 Autoconfig | 91.213.21.103 |
| www | 91.213.21.103 (AS198710) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| 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 | 2024120501 |
| Primary NS (MNAME) | ns1.s-dns.de |
| Responsible (RNAME) | hostmaster@s-dns.de |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | InterNetX GmbH |
| Registered | 2010-03-15 |
| Expires | 2027-03-31 (162d) |
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 |
|---|---|---|---|
| 2026-09-30 13:18:33 shown | 789ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-28 03:20:43 | 987ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-25 12:15:12 | 651ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-25 07:48:13 | 3192ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 08:15:29 | 2058ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-23 05:12:52 | 1188ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 13:32:55 | 1848ms | 2 NS 1 A 1 MX | 🔓 Insecure |