bluemonday.dk is a .dk domain served by 3 nameservers (ns4.hostonline.dk, ns5.hostonline.dk, ns6.hostonline.dk). It was registered on 22 February 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by bluemonday-dk.mail.protection.outlook.com. 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 |
|---|---|---|---|
| ns4.hostonline.dk | — | — | — |
| ns5.hostonline.dk | — | — | — |
| ns6.hostonline.dk | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 217.195.185.219 | — | webhotel11.hostonline.dk | AS31027 | — | — | — | Tilst |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:188:6004:10::27 | — | — | AS31027 | GlobalConnect A/S | 2a02:188:0:0:0:0:0:0/30 | 🇩🇰 Denmark | Charlottenlund |
| TXT Record |
|---|
| MS=ms49713598 |
| v=spf1 include:spf.protection.outlook.com include:_spf.hostonline.dk -all |
| Policy | Record (bluemonday.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:_spf.hostonline.dk -all |
| Policy | Record (_dmarc.bluemonday.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; aspf=r; |
| www CNAME | bluemonday.dk (all on bluemonday.dk) |
| www vs bare domain | Same network bluemonday.dk: 217.195.185.219 2a02:188:6004:10::27 (AS31027) www.bluemonday.dk: 217.195.185.219 2a02:188:6004:10::27 (AS31027) |
| Wildcard | No |
| Denial of existence | NSEC3 · 10 iterations · 8-byte salt · opt-out RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 5/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026061402 |
| Primary NS (MNAME) | ns4.hostonline.dk |
| Responsible (RNAME) | hostmaster@hostonline.dk |
| Refresh | 86400s |
| Retry | 7200s |
| Expire | 3600000s |
| Minimum (neg-cache TTL) | 172800s |
| Field | Value |
|---|---|
| Registrar | TS COMPUTER ApS |
| Registered | 2023-02-22 |
| Expires | 2027-02-21 (127d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 03:33:50 | 2591ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-07 18:36:26 | 1015ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-02 17:49:14 | 1080ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-29 17:35:13 | 759ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-27 04:40:12 | 3348ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 03:01:58 | 831ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-17 04:22:52 | 1471ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-07 12:44:16 | 1741ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-29 16:49:48 | 2544ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-23 13:44:50 | 3854ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-18 10:23:28 | 11237ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-13 10:02:20 | 1606ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-09 16:12:20 | 7205ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-04 23:31:07 | 1679ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-25 02:27:31 | 1241ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-19 06:03:18 | 3830ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-16 23:00:51 | 1435ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-09 22:53:07 | 2741ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-04 20:30:59 | 10270ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-30 13:51:24 | 1798ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 23:43:41 | 4213ms | 3 NS 1 A 1 MX | ❓ Unknown |
| 2026-06-24 11:53:32 | 1047ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 18:45:20 | 1559ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 15:16:33 | 3995ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 15:15:51 shown | 1823ms | 3 NS 1 A 1 MX | 🔓 Insecure |