hornbill.dk is a .dk domain served by 2 nameservers (dion.ns.cloudflare.com, kay.ns.cloudflare.com). It was registered on 23 March 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.43.89 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by .. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.43.89 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.177.104 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3034::6815:2b59 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::ac43:b168 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.43.89,172.67.177.104 ech=AEX+DQBBPAAgACB3RuPig/Pv2PI166xtAZPatg24/19gDxL0/9eg6/LfUAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:2b59,2606:4700:3035::ac43:b168 |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (hornbill.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.hornbill.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;sp=reject;adkim=s;aspf=s;fo=1;rua=mailto:90d93365@mxtoolbox.dmarc-report.com |
| www | 104.21.43.89 172.67.177.104 2606:4700:3034::6815:2b59 2606:4700:3035::ac43:b168 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network hornbill.dk: 104.21.43.89 172.67.177.104 2606:4700:3034::6815:2b59 2606:4700:3035::ac43:b168 (AS13335) www.hornbill.dk: 104.21.43.89 172.67.177.104 2606:4700:3034::6815:2b59 2606:4700:3035::ac43:b168 (AS13335) |
| Wildcard | No |
DNS lookups: 0/10 · policy: -all
No problems found| 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 | 2409891337 |
| Primary NS (MNAME) | dion.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA |
| Registered | 2010-03-23 |
| Expires | 2027-03-31 (158d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-07 16:09:23 | 430ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-03 05:20:23 | 703ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-30 05:00:07 | 612ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-20 12:22:28 | 1161ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-16 01:31:54 | 1911ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-26 19:58:45 | 629ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-05 21:37:26 | 1550ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-19 16:51:26 shown | 1051ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-23 23:00:51 | 3976ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-23 16:35:27 | 1169ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 16:16:03 | 1115ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 14:55:01 | 2729ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 13:28:44 | 288ms | 0 NS 0 A 0 MX | ❓ Unknown |