viirs.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 23 January 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 192.38.84.65 is hosted by FSKNET-DK Forskningsnettet - Danish network for Research and Education (AS1835) in Denmark. Mail is handled by spamfiltera.dtu.dk, spamfilterb.dtu.dk. The zone is DNSSEC-signed and validates, 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 192.38.84.65 | 43200s | redirector.ait.dtu.dk | AS1835 | FSKNET-DK Forskningsnettet - Danish network for Research and Education | 192.38.0.0/17 | 🇩🇰 Denmark | Brønshøj |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | spamfiltera.dtu.dk | — | — | — |
| 20 | 3600s | spamfilterb.dtu.dk | — | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.152 |
| TXT Record |
|---|
| 7nQZCBCk7VOUqzRT97fuKiasn6/VgCAks/AR6D2/UMHXJGd/RLFx75fhIfvh0KV0KqROnVYJ5PsrX3mPCGjZIg== |
| bQx9Qgpd9MNtueMrYuZvgOB20hl5WO1qqyd7RHlWXc50psM/TUyqujsC6F+s8DC87NHNxtAbXMzhn669S1VB0g== |
| HARICA-anJIJJO59zK13vDWpXn |
| JQPhhWXXjDbZjc5Ge0w/0cil+eA7DMqgDhGwhjzqHSKMymYuN97RqepAIr7NioYUwAMHrTcZY7eNi08N2rzYzg== |
| MS=ms42900287 |
| MS=ms49504142 |
| MS=ms87248941 |
| v=spf1 include:servers.mcsv.net include:spf.dtu.dk -all |
| Policy | Record (viirs.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:servers.mcsv.net include:spf.dtu.dk -all |
| www CNAME | webcluster6.sitecore.dtu.dk (all on dtu.dk) → 52.236.166.178 (AS8075) |
| www vs bare domain | Different networks (all like this) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 5/10 · 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 | 2026100901 |
| 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 | 2014-01-23 |
| Expires | 2027-01-31 (106d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-10 19:30:31 shown | 566ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-03 10:07:03 | 422ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-28 22:53:24 | 561ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-24 21:33:32 | 1853ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-23 21:22:15 | 1697ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-13 13:50:26 | 657ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-07 23:35:09 | 1708ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-30 01:09:05 | 17833ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 20:09:49 | 638ms | 2 NS 1 A 2 MX | 🔒 Secure |