sebraseng.dk is a .dk domain served by 2 nameservers (etienne.ns.cloudflare.com, norah.ns.cloudflare.com). It was registered on 15 June 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.36.133 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 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 |
|---|---|---|---|---|---|---|---|
| 104.21.36.133 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.194.111 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::ac43:c26f | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::6815:2485 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.36.133,172.67.194.111 ech=AEX+DQBBJwAgACBHlxPMydHUX/dq+Kbshb1/R1eqAJGl4WCN6RiexIZ3YwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:c26f,2606:4700:3036::6815:2485 |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve sebraseng.dk: 104.21.36.133 172.67.194.111 2606:4700:3030::ac43:c26f 2606:4700:3036::6815:2485 (AS13335) (all like this)www.sebraseng.dk: no address |
| Wildcard | No |
| 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 | 2412198785 |
| Primary NS (MNAME) | etienne.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 | 2026-06-15 |
| Expires | 2027-06-14 (238d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 01:16:45 | 3137ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-12 23:54:59 | 2097ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-02 08:30:59 | 585ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-30 05:55:49 | 726ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-24 00:23:38 | 2015ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-16 02:51:42 shown | 2359ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-14 09:22:13 | 2742ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-19 12:42:33 | 801ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-17 17:11:53 | 3246ms | 2 NS 2 A 0 MX | 🔓 Insecure |