frost2.dk is a .dk domain served by 2 nameservers (jay.ns.cloudflare.com, sierra.ns.cloudflare.com). It was registered on 23 September 2026 (WHOIS) and first appeared in the .dk zone on 24 September 2026. Its website address 104.21.79.251 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 |
|---|---|---|---|---|---|---|---|
| 104.21.79.251 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.172.79 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::ac43:ac4f | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::6815:4ffb | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.79.251,172.67.172.79 ech=AEX+DQBBegAgACDew5iYVSrGVftIykX3wHR2dDfHDvDyEGqOEGMgbcc7fAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:ac4f,2606:4700:3035::6815:4ffb |
| www | 104.21.79.251 172.67.172.79 2606:4700:3033::ac43:ac4f 2606:4700:3035::6815:4ffb (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.frost2.dk | aNo9vBGek3IdpgL3xqBn65YV5jVZWuMRdBLraG_ybY4 |
| TXT | _acme-challenge.frost2.dk | wf4mj0slF64jmReuvLUxhnsHGGrmW6APNH4GiRcH5KM |
| 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 | 2415846111 |
| Primary NS (MNAME) | jay.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Dynadot LLC |
| Registered | 2026-09-23 |
| Expires | 2027-09-22 (337d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 11:08:28 | 921ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-07 12:49:43 | 571ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-06 01:11:33 | 490ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-30 00:22:43 | 408ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-27 09:12:52 | 613ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-26 08:56:01 shown | 599ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-24 08:39:24 | 2934ms | 2 NS 3 A 0 MX | 🔓 Insecure |