ringsted-privatskole.dk is a .dk domain served by 2 nameservers (cory.ns.cloudflare.com, piper.ns.cloudflare.com). It was registered on 4 October 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.7.140 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by ringstedprivatskole-dk02b.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 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 |
|---|---|---|---|---|---|---|---|
| 104.21.7.140 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.187.149 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.24 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::ac43:bb95 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::6815:78c | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.7.140,172.67.187.149 ech=AEX+DQBBrQAgACA/oX4W7CvhnODzYrX1ljgwM4YeEJLiqvbphCdy0QwMRwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:bb95,2606:4700:3037::6815:78c |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms83936737 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (ringsted-privatskole.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www | 104.21.7.140 172.67.187.149 2606:4700:3031::ac43:bb95 2606:4700:3037::6815:78c (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network ringsted-privatskole.dk: 104.21.7.140 172.67.187.149 2606:4700:3031::ac43:bb95 2606:4700:3037::6815:78c (AS13335) www.ringsted-privatskole.dk: 104.21.7.140 172.67.187.149 2606:4700:3031::ac43:bb95 2606:4700:3037::6815:78c (AS13335) |
| Wildcard | No |
DNS lookups: 1/10 · policy: -all
No problems found| 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 | 2417022630 |
| Primary NS (MNAME) | cory.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 | 1999-10-04 |
| Expires | 2026-12-31 (72d) |
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 |
|---|---|---|---|
| 2026-10-11 12:02:04 shown | 2732ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-01 01:21:45 | 675ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-23 15:25:32 | 1406ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-24 17:22:05 | 4511ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-12 05:48:16 | 1328ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-30 09:52:05 | 1155ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-26 11:53:33 | 1566ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-25 08:09:59 | 6180ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-24 04:19:05 | 998ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 14:15:35 | 1807ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-18 05:11:38 | 22472ms | 2 NS 2 A 1 MX | 🔓 Insecure |