rektor.dk is a .dk domain served by 2 nameservers (grace.ns.cloudflare.com, grant.ns.cloudflare.com). It was registered on 28 July 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.114.96.1 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by rektor-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 188.114.96.1 | 300s | — | AS13335 | Cloudflare, Inc. | 188.114.96.0/22 | — | — |
| 188.114.97.1 | 300s | — | AS13335 | Cloudflare, Inc. | 188.114.96.0/22 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.151.88 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a06:98c1:3120::1 | 300s | — | AS13335 | Cloudflare, Inc. | 2a06:98c1:3120:0:0:0:0:0/46 | — | — |
| 2a06:98c1:3121::1 | 300s | — | AS13335 | Cloudflare, Inc. | 2a06:98c1:3120:0:0:0:0:0/46 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBKwAgACBiupW8a8piIfd4qbK8nT31xW1ufews5kcBcjEs+b7NXQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms43944560 |
| RektorkollegietsSekretariat |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (rektor.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www | 104.21.26.163 172.67.137.51 2606:4700:3031::6815:1aa3 2606:4700:3033::ac43:8933 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 1/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.rektor.dk | NHdYxAWzfBrEda8PHgWs2DGvlCvQEInu-s_0Dgw4rd4 |
| TXT | _acme-challenge.rektor.dk | TUcR5WA8aVKPRgq3Vp62dzqUZFFhXMuw3_okg7OV890 |
| 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 | 2412137972 |
| Primary NS (MNAME) | grace.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | PROCOPA IT ApS |
| Registered | 2000-07-28 |
| Expires | 2027-09-30 (346d) |
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).
Showing 100 of 152.
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 02:38:47 | 1130ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-12 23:32:56 | 3827ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-03 18:12:19 | 1111ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-24 17:17:24 | 9891ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-04 08:46:12 | 3100ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-26 13:31:26 | 1110ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-24 23:50:50 | 2566ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-15 18:53:17 | 5743ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-13 22:40:21 shown | 1517ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-02 11:12:29 | 13056ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 11:40:15 | 3449ms | 2 NS 2 A 1 MX | 🔓 Insecure |