fdfroskilde.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 28 April 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.199 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is DNSSEC-signed and validates, publishes a 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 77.111.240.199 | — | webcluster1.wordpresspod1-cph3.one.com | AS51468 | One.com A/S | 77.111.240.0/22 | 🇩🇰 Denmark | Copenhagen |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:101:3b:20fe:82ed:8947 | — | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| google-site-verification=9w0l11JIZgMW5cJfxjmXwonUWH9A-UsgIRbYX5i5C5c |
| v=spf1 include:_spf.google.com include:spf.sendingservice.net include:_custspf.one.com -all |
| Policy | Record (fdfroskilde.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.google.com include:spf.sendingservice.net include:_custspf.one.com -all |
| Policy | Record (_dmarc.fdfroskilde.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject |
| www | 77.111.240.199 2a02:2350:5:101:3b:20fe:82ed:8947 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network fdfroskilde.dk: 77.111.240.199 2a02:2350:5:101:3b:20fe:82ed:8947 (AS51468) www.fdfroskilde.dk: 77.111.240.199 2a02:2350:5:101:3b:20fe:82ed:8947 (AS51468) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| — | RSA Invalid key data — receivers can't verify signatures |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 3/10 · 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 | 2026061202 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2003-04-28 |
| Expires | 2027-04-30 (194d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 08:20:59 | 3674ms | 2 NS 1 A 5 MX | 🔒 Secure |
| 2026-10-11 06:34:50 | 559ms | 2 NS 1 A 5 MX | 🔒 Secure |
| 2026-09-13 21:33:16 | 2784ms | 2 NS 1 A 5 MX | 🔒 Secure |
| 2026-09-06 11:10:23 | 800ms | 2 NS 1 A 5 MX | 🔒 Secure |
| 2026-09-03 21:10:48 | 4590ms | 2 NS 1 A 5 MX | 🔒 Secure |
| 2026-08-12 03:26:23 | 2545ms | 2 NS 1 A 5 MX | 🔒 Secure |
| 2026-06-24 06:38:22 | 7548ms | 2 NS 1 A 5 MX | 🔒 Secure |
| 2026-06-23 16:37:47 | 1169ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 23:58:22 | 706ms | 2 NS 1 A 5 MX | 🔒 Secure |
| 2026-06-17 09:42:20 shown | 890ms | 2 NS 1 A 5 MX | 🔒 Secure |