bttb-elektronik.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 5 May 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). 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 our latest 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 |
|---|---|---|---|---|---|---|---|
| 195.47.247.18 | 3600s | one.com.webforward.g1i.one | AS51468 | One.com A/S | 195.47.247.0/24 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| www | 195.47.247.18 (AS51468) (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 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026092801 |
| 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 | 2021-05-05 |
| Expires | 2027-05-31 (219d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Domain | Registrar |
|---|---|
| bttb.dk | ONE.COM A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 11:21:14 shown | 946ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 09:08:21 | 321ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 02:17:22 | 481ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-20 22:23:40 | 658ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-13 21:22:01 | 2367ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-29 11:54:06 | 1199ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-31 05:03:17 | 8506ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-22 14:57:51 | 579ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 18:36:12 | 466ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-27 08:34:26 | 502ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 17:35:30 | 1074ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-16 17:34:36 | 2428ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-16 17:30:10 | 416ms | 2 NS 1 A 0 MX | 🔒 Secure |