holbaekjudo.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). Its website address 46.30.211.38 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by .. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 46.30.211.38 | 600s | domain-parking.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 600s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | ghs.google.com → 142.250.147.121 |
| 🔶 Autoconfig | ghs.google.com → 142.251.38.115 |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.holbaekjudo.dk | ghs.google.com |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026061401 |
| 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 |
|---|---|---|---|
| 2026-09-18 23:51:05 | 964ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-16 00:13:12 | 744ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-14 21:03:06 | 805ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 03:12:59 shown | 659ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 02:06:23 | 3424ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 13:18:16 | 270ms | 0 NS 0 A 0 MX | ❓ Unknown |