bo-olsen.dk is a .dk domain served by 2 nameservers (elle.ns.cloudflare.com, plato.ns.cloudflare.com). It was registered on 5 January 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.2.105 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by in1-smtp.messagingengine.com, in2-smtp.messagingengine.com. The zone is not DNSSEC-signed, has no 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.2.105 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.129.22 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:269 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:8116 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.2.105,172.67.129.22 ech=AEX+DQBBzwAgACBTSB3apXixaEI71fZoMKUzij6ilRhhH7A4KRauzohfNQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:269,2606:4700:3037::ac43:8116 |
| TXT Record |
|---|
| v=spf1 include:spf.messagingengine.com ?all |
| Policy | Record (bo-olsen.dk) |
|---|---|
| ?all (neutral) | v=spf1 include:spf.messagingengine.com ?all |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve bo-olsen.dk: 104.21.2.105 172.67.129.22 2606:4700:3030::6815:269 2606:4700:3037::ac43:8116 (AS13335) (all like this)www.bo-olsen.dk: no address |
| Wildcard | No |
DNS lookups: 1/10 · policy: ?all
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.bo-olsen.dk | 8Xvglw0QK4o4YX6hHXjzHVBbZI4sUy_jdqjB8SEQclI |
| TXT | _acme-challenge.bo-olsen.dk | nCrQNjrxTKH7mU1IWJDmcTVitkD7GT7l_2hucWuHAFE |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2413357795 |
| Primary NS (MNAME) | elle.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2006-01-05 |
| Expires | 2027-01-31 (99d) |
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 |
|---|---|
| botv.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 14:58:10 | 598ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-10-09 10:37:44 | 1072ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-30 03:28:13 | 3033ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-28 02:58:22 | 2598ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-30 14:40:39 | 2210ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-28 06:15:42 | 2591ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-28 03:07:22 shown | 1590ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-02 00:35:36 | 2225ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-27 11:51:45 | 18129ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-18 22:16:59 | 1106ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-16 15:15:21 | 721ms | 2 NS 2 A 2 MX | 🔓 Insecure |