muldgaard.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 16 March 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 216.58.211.19 is hosted by Google LLC (AS15169) in United States. The zone is DNSSEC-signed and validates, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 216.58.211.19 | 43200s | arn09s20-in-f19.1e100.net muc03s13-in-f19.1e100.net |
AS15169 | Google LLC | 216.58.192.0/19 | 🇺🇸 United States | — |
| TXT Record |
|---|
| _custspf.one.com |
| v=spf1 include:_spf.muldgaard.dk include:_custspf.one.com ~all |
| Policy | Record (muldgaard.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.muldgaard.dk include:_custspf.one.com ~all |
| Policy | Record (_dmarc.muldgaard.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:dmarc@muldgaard.dk |
| www CNAME | ghs.google.com (all on google.com) |
| www vs bare domain | Same network muldgaard.dk: 216.58.211.19 (AS15169) www.muldgaard.dk: 172.217.20.179 2a00:1450:400f:805::2013 (AS15169) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| — | RSA · ~2048 bit |
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: 2/10 · policy: ~all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026080701 |
| 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 | Punktum dk A/S (direct) |
| Registered | 2001-03-16 |
| Expires | 2036-03-31 (3446d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-07 21:53:25 | 577ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-10-07 12:52:19 | 1964ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-09-26 09:27:56 | 875ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-09-14 02:56:26 | 2612ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-09-06 15:45:58 | 1638ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-08-26 22:21:07 | 9793ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-08-26 07:23:21 shown | 6428ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-11 11:23:39 | 2672ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-07-20 05:58:09 | 1692ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-07-16 08:00:31 | 9087ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-07-08 20:08:55 | 1190ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-27 01:05:34 | 782ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-25 15:56:44 | 737ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-23 03:32:11 | 1197ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-22 00:41:51 | 1135ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 18:37:34 | 1178ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 11:39:11 | 1077ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-17 22:27:22 | 2664ms | 2 NS 1 A 7 MX | 🔒 Secure |