bluebirdday.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 11 August 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.199.108.153 is hosted by Fastly, Inc. (AS54113) in United States. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is DNSSEC-signed and validates, 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.
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:50c0:8000::153 | 3600s | — | AS54113 | Fastly, Inc. | 2606:50c0:8000:0:0:0:0:0/46 | 🇺🇸 United States | — |
| 2606:50c0:8001::153 | 3600s | — | AS54113 | Fastly, Inc. | 2606:50c0:8000:0:0:0:0:0/46 | 🇺🇸 United States | — |
| 2606:50c0:8002::153 | 3600s | — | AS54113 | Fastly, Inc. | 2606:50c0:8000:0:0:0:0:0/46 | 🇺🇸 United States | — |
| 2606:50c0:8003::153 | 3600s | — | AS54113 | Fastly, Inc. | 2606:50c0:8000:0:0:0:0:0/46 | 🇺🇸 United States | — |
| TXT Record |
|---|
| protonmail-verification=ebfcbacead767a95485536b6b8dfb9857ecaa7cb |
| v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (bluebirdday.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch mx ~all |
| www | 104.21.52.201 172.67.203.96 2606:4700:3034::ac43:cb60 2606:4700:3035::6815:34c9 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network bluebirdday.dk: 104.21.52.201 172.67.203.96 2606:4700:3034::ac43:cb60 2606:4700:3035::6815:34c9 (AS13335) www.bluebirdday.dk: 104.21.52.201 172.67.203.96 2606:4700:3034::ac43:cb60 2606:4700:3035::6815:34c9 (AS13335) |
| Wildcard | No |
DNS lookups: 3/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026061301 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2023-08-11 |
| Expires | 2027-08-10 (294d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 12:02:37 | 728ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-10-14 09:49:45 | 2096ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-10-12 01:45:21 | 2492ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-10-11 00:27:27 | 478ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-25 19:05:01 | 662ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-11 10:04:57 | 2019ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-07 03:56:27 | 2469ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-26 15:57:10 | 9723ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-13 02:36:55 | 5055ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-13 12:18:38 | 10231ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-08 15:22:30 | 2837ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-25 08:31:24 shown | 725ms | 2 NS 4 A 2 MX | 🔒 Secure |
| 2026-06-16 15:17:06 | 2174ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-16 15:10:58 | 566ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-16 15:06:22 | 4396ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-16 15:00:24 | 894ms | 2 NS 2 A 2 MX | 🔓 Insecure |