nac.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 3 September 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 34.246.47.18 is hosted by Amazon.com, Inc. (AS16509) in Ireland. Mail is handled by eu-smtp-inbound-1.mimecast.com, eu-smtp-inbound-2.mimecast.com. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 34.246.47.18 | 600s | ec2-34-246-47-18.eu-west-1.compute.amazonaws.com | AS16509 | Amazon.com, Inc. | 34.240.0.0/12 | 🇮🇪 Ireland | Dublin |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.101.112.129 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 0 | 10 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| access-domain-verification=28ba3c2f5f85107d319f38f0e96019f0fc37f4bea348fe69ece59fdc929d62c4 |
| apple-domain-verification=V3QMZVGQExSNisa0 |
| docusign=c440aad2-6c39-4488-a130-b8c4d1095b44 |
| MS=ms90964724 |
| v=spf1 include:eu._netblocks.mimecast.com a mx include:spf.protection.outlook.com -all |
| Policy | Record (nac.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:eu._netblocks.mimecast.com a mx include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.nac.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; pct=100; rua=mailto:Dmarc.agg@dubaiaerospace.com; ruf=mailto:Dmarc.agg@dubaiaerospace.com |
| www | 34.246.47.18 (AS16509) (address records, no CNAME) |
| 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: 4/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026071401 |
| 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 | 2002-09-03 |
| Expires | 2030-09-30 (1438d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-04 01:08:28 | 1872ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-01 01:00:46 | 1298ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-29 19:06:29 | 1991ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-26 15:36:56 | 1135ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-27 18:25:05 | 1118ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-20 20:44:47 | 1551ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-21 01:07:42 | 3858ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-15 02:53:16 shown | 9291ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-17 14:02:29 | 3383ms | 2 NS 1 A 2 MX | 🔓 Insecure |