celo.dk is a .dk domain served by 5 nameservers (ns.mr-webdesign.com, ns1.first-ns.de, ns2.mr-webdesign.com and 2 more). It was registered on 12 November 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.45.112.81 is hosted by Bradler & Krantz GmbH & Co. KG (AS29141) in The Netherlands. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is not DNSSEC-signed, publishes a 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns.mr-webdesign.com | — | — | — |
| ns1.first-ns.de | — | — | — |
| ns2.mr-webdesign.com | — | — | — |
| robotns2.second-ns.de | — | — | — |
| robotns3.second-ns.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.45.112.81 | — | — | AS29141 | Bradler & Krantz GmbH & Co. KG | 185.45.112.0/22 | 🇳🇱 The Netherlands | Haarlem |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:e00:fff0:2f3::5 | — | — | AS29141 | Bradler & Krantz GmbH & Co. KG | 2a02:e00:fff0:0:0:0:0:0/44 | 🇩🇪 Germany | — |
| TXT Record |
|---|
| v=spf1 include:_spf.google.com -all |
| Policy | Record (celo.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.google.com -all |
| Policy | Record (_dmarc.celo.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@celo.dk; adkim=s; aspf=s; |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | letsencrypt.org |
| www CNAME | celo.dk (all on celo.dk) |
| www vs bare domain | Same network celo.dk: 185.45.112.81 2a02:e00:fff0:2f3::5 (AS29141) www.celo.dk: 185.45.112.81 2a02:e00:fff0:2f3::5 (AS29141) |
| Wildcard | No |
| 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: 1/10 · policy: -all
No problems found| 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 | 2023010401 |
| Primary NS (MNAME) | ns.mr-webdesign.com |
| Responsible (RNAME) | hostmaster@mr-webdesign.com |
| Refresh | 86400s |
| Retry | 7200s |
| Expire | 2592000s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2008-11-12 |
| Expires | 2035-11-30 (3331d) |
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 |
|---|---|
| mr-webdesign.dk | Punktum dk A/S (direct) |
| mrwebdesign.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-24 15:37:56 | 1338ms | 5 NS 1 A 7 MX | 🔓 Insecure |
| 2026-09-22 17:20:42 | 1978ms | 5 NS 1 A 7 MX | 🔓 Insecure |
| 2026-08-26 01:28:04 | 2766ms | 5 NS 1 A 7 MX | 🔓 Insecure |
| 2026-08-24 22:12:41 | 1768ms | 5 NS 1 A 7 MX | 🔓 Insecure |
| 2026-06-29 01:41:39 | 1699ms | 5 NS 1 A 7 MX | 🔓 Insecure |
| 2026-06-22 13:11:05 | 1180ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 22:42:15 | 65535ms | 5 NS 1 A 7 MX | 🔓 Insecure |
| 2026-06-16 20:10:34 | 668ms | 5 NS 1 A 7 MX | 🔓 Insecure |
| 2026-06-16 20:07:44 shown | 2617ms | 5 NS 1 A 7 MX | 🔓 Insecure |
| 2026-06-16 20:00:29 | 2936ms | 5 NS 1 A 7 MX | 🔓 Insecure |