ab-koreskole.dk is a .dk domain served by 2 nameservers (eva.ns.cloudflare.com, jeff.ns.cloudflare.com). It was registered on 1 April 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.86.247 is hosted by Cloudflare, Inc. (AS13335). 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 |
|---|---|---|---|---|---|---|---|
| 104.21.86.247 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.138.100 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 104.21.86.247 |
| 🔶 Autoconfig | 104.21.86.247 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:56f7 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:8a64 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.86.247,172.67.138.100 ech=AEX+DQBBNAAgACBEVvV6qv+2EGSHksMVtzMtBb0W4uDonEFEC5F+QK8lNAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:56f7,2606:4700:3037::ac43:8a64 |
| TXT Record |
|---|
| google-site-verification=u02V2OqecxT3PaUM4X-TsZ5HilBOdBe9dn94Ev4rtxk |
| www | 104.21.86.247 172.67.138.100 2606:4700:3030::6815:56f7 2606:4700:3037::ac43:8a64 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network ab-koreskole.dk: 104.21.86.247 172.67.138.100 2606:4700:3030::6815:56f7 2606:4700:3037::ac43:8a64 (AS13335) www.ab-koreskole.dk: 104.21.86.247 172.67.138.100 2606:4700:3030::6815:56f7 2606:4700:3037::ac43:8a64 (AS13335) |
| 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 | 2414777311 |
| Primary NS (MNAME) | eva.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2026-04-01 |
| Expires | 2027-03-31 (164d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 07:26:30 shown | 418ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-14 06:18:59 | 834ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-08 16:24:56 | 1701ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-16 10:40:18 | 946ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-11 22:34:35 | 1026ms | 2 NS 2 A 0 MX | ❓ Unknown |
| 2026-06-30 10:21:58 | 795ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-25 21:02:07 | 1809ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-24 18:27:47 | 730ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-22 02:29:48 | 1098ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 16:21:08 | 1128ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 12:52:42 | 1908ms | 2 NS 2 A 0 MX | 🔓 Insecure |