nfbi.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 13 February 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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 |
|---|---|---|---|---|---|---|---|
| 45.76.253.250 | — | 45.76.253.250.vultrusercontent.com | AS20473 | — | — | — | — |
| www | Address record (no CNAME) |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2020102201 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2020-02-13 |
| Expires | 2027-02-28 (130d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-02 04:46:28 | 1820ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-03 13:47:01 | 537ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-27 22:09:39 | 659ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-27 20:34:40 | 647ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-21 10:28:36 | 906ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 22:27:00 shown | 1092ms | 4 NS 1 A 0 MX | 🔒 Secure |