dev-null.dk is a .dk domain served by 2 nameservers (ns1.desec.io, ns2.desec.org). It was registered on 20 February 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 176.9.18.239 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by 19f8521e.21.ik2.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|
| ns1.desec.io | — | — | — |
| ns2.desec.org | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 176.9.18.239 | — | static.239.18.9.176.clients.your-server.de | AS24940 | Hetzner Online GmbH | 176.9.0.0/16 | 🇩🇪 Germany | Falkenstein |
| TXT Record |
|---|
| google-site-verification=_YZfy9wKcQ_4CVCR9qRJKdFMGl3OAiMfh3O30hXS758 |
| v=spf1 mx ip4:135.181.91.27 ip6:2a01:4f9:c010:cb2f::1 -all |
| Policy | Record (dev-null.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx ip4:135.181.91.27 ip6:2a01:4f9:c010:cb2f::1 -all |
| Policy | Record (_dmarc.dev-null.dk) |
|---|---|
| p=quarantine | v=DMARC1;p=quarantine;sp=quarantine;adkim=r;aspf=r;fo=1;rf=afrf;rua=mailto:abuse@snulvin.org;ruf=mailto:abuse@snulvin.org |
| www CNAME | snulvin.org (all on snulvin.org) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 2 CDS, 1 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2023093853 |
| Primary NS (MNAME) | get.desec.io |
| Responsible (RNAME) | get@desec.io |
| Refresh | 86400s |
| Retry | 3600s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2008-02-20 |
| Expires | 2026-11-30 (43d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 10:28:14 | 1830ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 12:42:28 | 3816ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 10:15:58 | 2644ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 09:37:32 | 1526ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-18 15:21:01 | 1482ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-10 03:18:23 | 4213ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-05 23:47:58 | 1870ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 18:02:51 | 3171ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-20 17:54:45 | 2636ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-16 02:08:11 | 13252ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-14 05:53:28 | 5624ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-08 17:00:08 | 3402ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-05 22:30:22 | 1317ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-23 09:56:51 | 9281ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-16 10:15:33 | 1252ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-10 19:43:32 | 9471ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 18:20:17 | 4614ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-02 01:51:32 | 3704ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 23:07:02 | 4757ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 02:50:36 | 3088ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 02:30:05 shown | 2884ms | 2 NS 1 A 1 MX | 🔒 Secure |