frederikborre.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 172.66.0.70 is hosted by Cloudflare, Inc. (AS13335) in United States. Mail is handled by mx01.mail.icloud.com, mx02.mail.icloud.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 172.66.0.70 | 3600s | — | AS13335 | Cloudflare, Inc. | 172.66.0.0/22 | 🇺🇸 United States | — |
| TXT Record |
|---|
| apple-domain=2WrTbITdB1bRpP18 |
| v=spf1 include:icloud.com ~all |
| Policy | Record (frederikborre.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:icloud.com ~all |
| www CNAME | frederikborre.dk (all on frederikborre.dk) → 172.66.0.70 (AS13335) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 5/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101001 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-11 00:47:02 shown | 1607ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-30 13:02:51 | 690ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-30 08:23:42 | 476ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-20 22:31:18 | 589ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-12 16:54:19 | 2694ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-10 02:00:52 | 902ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-11 13:28:58 | 2356ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-10 11:21:46 | 3204ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-29 12:50:35 | 5066ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-12 23:02:15 | 1207ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-27 00:23:54 | 1641ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-25 01:21:33 | 2186ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-24 15:57:16 | 2020ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 10:12:01 | 2989ms | 2 NS 1 A 2 MX | 🔒 Secure |