123byd.dk is a .dk domain served by 2 nameservers (seth.ns.cloudflare.com, ulla.ns.cloudflare.com). It was registered on 12 May 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.104.243.52 is hosted by EWII Bredbaand A/S (AS204151) in Denmark. Mail is handled by mail.123byd.dk. 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 |
|---|---|---|---|---|---|---|---|
| 87.104.243.52 | 300s | 87-104-243-52.static.kviknet.net | AS204151 | EWII Bredbaand A/S | 87.104.240.0/20 | 🇩🇰 Denmark | Kolding |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.123byd.dk | 87.104.243.52 | 87-104-243-52.static.kviknet.net | AS204151 EWII Bredbaand A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | hosted-sites.ooblogic.com → 87.104.243.52 |
| 🔶 Autoconfig | hosted-sites.ooblogic.com → 87.104.243.52 |
| TXT Record |
|---|
| v=spf1 mx -all |
| Policy | Record (123byd.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx -all |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:caa-violations@123byd.dk |
| 0 | issue | comodoca.com |
| 0 | issue | digicert.com; cansignhttpexchanges=yes |
| 0 | issue | letsencrypt.org |
| 0 | issue | pki.goog; cansignhttpexchanges=yes |
| 0 | issue | ssl.com |
| 0 | issuewild | comodoca.com |
| 0 | issuewild | digicert.com; cansignhttpexchanges=yes |
| 0 | issuewild | letsencrypt.org |
| 0 | issuewild | pki.goog; cansignhttpexchanges=yes |
| 0 | issuewild | ssl.com |
| www CNAME | hosted-sites.ooblogic.com (all on ooblogic.com) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.123byd.dk | hosted-sites.ooblogic.com |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2415156966 |
| Primary NS (MNAME) | seth.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 | 2004-05-12 |
| Expires | 2027-05-31 (226d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 22:03:55 | 571ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-09 12:26:38 | 1124ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 05:06:23 | 720ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 20:01:56 | 913ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-19 11:05:24 | 791ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-18 01:52:07 shown | 1418ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-10 22:56:38 | 924ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-08 22:59:58 | 2361ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-04 08:01:14 | 789ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 00:17:18 | 806ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-04 03:35:08 | 1534ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-15 15:39:43 | 1555ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-04 22:34:12 | 6852ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 19:32:41 | 5504ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 23:05:34 | 946ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 21:13:07 | 914ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 09:14:57 | 1189ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 22:39:58 | 702ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 12:44:22 | 965ms | 2 NS 1 A 1 MX | 🔒 Secure |