oylsb.dk is a .dk domain served by 2 nameservers (ken.ns.cloudflare.com, martha.ns.cloudflare.com). It was registered on 11 November 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.23.104 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.23.104 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.210.126 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:1768 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:d27e | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.23.104,172.67.210.126 ech=AEX+DQBBFAAgACDGQenGDs0xPPX1275oaReGJkusc0cRrB+n3gRmiTS6SwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1768,2606:4700:3037::ac43:d27e |
| www | Exists, no address |
| www vs bare domain | www does not resolve oylsb.dk: 104.21.23.104 172.67.210.126 2606:4700:3030::6815:1768 2606:4700:3037::ac43:d27e (AS13335) (all like this)www.oylsb.dk: no address |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2417033850 |
| Primary NS (MNAME) | ken.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 | 2021-11-11 |
| Expires | 2026-11-10 (22d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-10 08:28:08 shown | 1821ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-10-08 02:11:57 | 381ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-10-07 19:37:26 | 1843ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-09-30 16:08:31 | 466ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-09-30 06:39:51 | 668ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-09-25 04:54:44 | 602ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-09-24 03:53:23 | 677ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-09-23 03:17:31 | 557ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-09-16 16:26:43 | 698ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-08-25 17:16:51 | 711ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-08-23 14:54:16 | 1131ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-08-10 14:25:36 | 1145ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-08-04 01:48:06 | 892ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-07-27 17:26:36 | 2960ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-07-09 01:37:58 | 2339ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-06-20 04:51:36 | 628ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-06-17 11:43:03 | 2486ms | 2 NS 2 A 0 MX | 🔒 Secure |