institution.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 18 June 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 13.107.213.53 is hosted by Microsoft Corporation (AS8075) in United States. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 13.107.213.53 | 3600s | — | AS8075 | Microsoft Corporation | 13.107.192.0/19 | 🇺🇸 United States | — |
| 13.107.246.53 | 3600s | — | AS8075 | Microsoft Corporation | 13.107.240.0/21 | 🇺🇸 United States | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2620:1ec:46::53 | 3600s | — | AS8075 | Microsoft Corporation | 2620:1ec:46:0:0:0:0:0/47 | 🇺🇸 United States | — |
| 2620:1ec:bdf::53 | 3600s | — | AS8075 | Microsoft Corporation | 2620:1ec:b00:0:0:0:0:0/40 | 🇺🇸 United States | — |
| TXT Record |
|---|
| _g2rcgm6mhvywbsuhvbmonzhjngo8uz1 |
| gbr466g0l9zpf1z7lrk80ky3zcv9wc38 |
| nxk5vm7k9lz4rxw8p96964ngkbbqdpw5 |
| r0kvpm99lfd8ql22fr248byxfb6c3hw4 |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves institution.dk: no address www.institution.dk: no address |
| Wildcard | No |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025041101 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2018-06-18 |
| Expires | 2027-06-30 (253d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 10:42:49 | 376ms | 4 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-08 22:34:04 | 384ms | 4 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-03 17:07:08 | 1057ms | 4 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-26 21:15:13 shown | 534ms | 4 NS 2 A 0 MX | 🔒 Secure |
| 2026-07-03 05:01:02 | 2887ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-25 18:35:14 | 704ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-20 02:05:59 | 563ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-17 14:25:16 | 1817ms | 4 NS 1 A 0 MX | 🔒 Secure |