blsyd.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx1.pub.mailpod14-cph3.one.com, mx2.pub.mailpod14-cph3.one.com and 2 more. The zone is DNSSEC-signed but currently fails validation, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.30.213.145 | — | webcluster1.webpod14-cph3.one.com | AS51468 | — | — | — | Copenhagen |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:10c:8f:24ab:1388:8c73 | — | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| google-site-verification=tTOtKAmDi09i7tJRTz241e7Tbt0usvxnqyggHeII_OA |
| www | 46.30.213.145 2a02:2350:5:10c:8f:24ab:1388:8c73 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network blsyd.dk: 46.30.213.145 2a02:2350:5:10c:8f:24ab:1388:8c73 (AS51468) www.blsyd.dk: 46.30.213.145 2a02:2350:5:10c:8f:24ab:1388:8c73 (AS51468) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | F9CAE2DF0FCB54F04130769823BED77A… |
| SMTP _25._tcp.mx2.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | F9CAE2DF0FCB54F04130769823BED77A… |
| SMTP _25._tcp.mx3.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | F9CAE2DF0FCB54F04130769823BED77A… |
| SMTP _25._tcp.mx4.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | F9CAE2DF0FCB54F04130769823BED77A… |
| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | broken trust chain resolving 'blsyd.dk/DNSKEY/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2026060901 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 18:02:13 | 604ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-02 21:57:12 | 982ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-24 20:23:40 | 653ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-09 19:35:08 | 609ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-04 20:29:24 | 969ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-21 01:24:54 | 1749ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-06 06:15:25 | 1130ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-01 00:49:20 | 728ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-24 19:27:35 | 763ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-21 09:13:18 | 1099ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-19 18:33:04 | 882ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 15:09:24 | 3680ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 15:09:15 shown | 876ms | 2 NS 1 A 4 MX | ⚠️ Bogus |
| 2026-06-16 15:02:14 | 2267ms | 2 NS 1 A 4 MX | ⚠️ Bogus |
| 2026-06-16 15:00:48 | 733ms | 2 NS 1 A 4 MX | 🔒 Secure |