calibre.dk is a .dk domain served by 4 nameservers (ns1.nordicway.dk, ns2.nordicway.dk, ns3.nordicway.dk and 1 more). It was registered on 12 August 2026 (WHOIS) and first appeared in the .dk zone on 13 August 2026. Its website address 144.76.168.29 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.calibre.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 144.76.168.29 | 3600s | cp15.nordicway.dk | AS24940 | Hetzner Online GmbH | 144.76.0.0/16 | 🇩🇪 Germany | Falkenstein |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | mail.calibre.dk | 144.76.168.29 2a01:4f8:200:442e::2 |
cp15.nordicway.dk cp15.nordicway.dk |
AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f8:200:442e::2 | 3600s | cp15.nordicway.dk | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | Falkenstein |
| TXT Record |
|---|
| v=spf1 ip4:144.76.168.29 +a +mx +ip4:178.63.26.153 include:relay.mailchannels.net ~all |
| Policy | Record (calibre.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:144.76.168.29 +a +mx +ip4:178.63.26.153 include:relay.mailchannels.net ~all |
| Policy | Record (_dmarc.calibre.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1;p=none;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400 |
| www CNAME | calibre.dk (all on calibre.dk) |
| www vs bare domain | Same network calibre.dk: 144.76.168.29 2a01:4f8:200:442e::2 (AS24940) www.calibre.dk: 144.76.168.29 2a01:4f8:200:442e::2 (AS24940) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | 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: 3/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.calibre.dk | SM0u2baEYtT5d4AZQ9_7_uOF3Csv9Br-8Atq9l2SPMU |
| 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 | 2026082602 |
| Primary NS (MNAME) | ns1.nordicway.dk |
| Responsible (RNAME) | server@nordicway.dk |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | nordicway ApS |
| Registered | 2026-08-12 |
| Expires | 2027-08-11 (292d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 07:57:13 shown | 733ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-23 17:38:44 | 9499ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 13:07:05 | 859ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 18:53:16 | 775ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-24 14:22:36 | 200ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-23 05:20:48 | 909ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-22 04:49:30 | 1001ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-21 04:35:06 | 1692ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-20 03:46:27 | 1838ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-19 03:22:06 | 2305ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-18 01:28:06 | 1084ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-16 18:41:48 | 690ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-15 17:17:12 | 831ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-14 15:44:41 | 1534ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-13 08:50:04 | 3781ms | 1 NS 0 A 0 MX | ❓ Unknown |