neitzke.dk is a .dk domain served by 2 nameservers (ns.checkdomain.de, ns2.checkdomain.de). It was registered on 1 October 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 130.185.109.77 is hosted by Core-Backbone GmbH (AS51191) in Germany. Mail is handled by mxext1.mailbox.org, mxext2.mailbox.org and 1 more. 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 |
|---|---|---|---|---|---|---|---|
| 130.185.109.77 | 300s | parking.checkdomain.de | AS51191 | Core-Backbone GmbH | 130.185.104.0/21 | 🇩🇪 Germany | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4a0:2002:4:1da9:a99f:5423:3cf1 | 300s | parking.checkdomain.de | AS51191 | Core-Backbone GmbH | 2a01:4a0:2002:0:0:0:0:0/48 | 🇩🇪 Germany | — |
| TXT Record |
|---|
| v=spf1 include:mailbox.org ~all |
| Policy | Record (neitzke.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:mailbox.org ~all |
| Policy | Record (_dmarc.neitzke.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1;p=none;rua=mailto:postmaster@neitzke.dk |
| www | 130.185.109.77 2a01:4a0:2002:4:1da9:a99f:5423:3cf1 (AS51191) (address records, no CNAME) |
| www vs bare domain | Same network neitzke.dk: 130.185.109.77 2a01:4a0:2002:4:1da9:a99f:5423:3cf1 (AS51191) www.neitzke.dk: 130.185.109.77 2a01:4a0:2002:4:1da9:a99f:5423:3cf1 (AS51191) |
| Wildcard | No |
DNS lookups: 2/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mxext1.mailbox.org | DANE-EE · SPKI · SHA-256 | 4758AF6F02DFB5DC8795FA402E77A8A0… |
| SMTP _25._tcp.mxext1.mailbox.org | DANE-EE · SPKI · SHA-256 | E41CC7633029AFDBA53744D7E5FC31EF… |
| SMTP _25._tcp.mxext1.mailbox.org | DANE-EE · SPKI · SHA-256 | 996AD31D65E03F038B8EC950F6F26611… |
| SMTP _25._tcp.mxext2.mailbox.org | DANE-EE · SPKI · SHA-256 | E41CC7633029AFDBA53744D7E5FC31EF… |
| SMTP _25._tcp.mxext2.mailbox.org | DANE-EE · SPKI · SHA-256 | 4758AF6F02DFB5DC8795FA402E77A8A0… |
| SMTP _25._tcp.mxext2.mailbox.org | DANE-EE · SPKI · SHA-256 | 996AD31D65E03F038B8EC950F6F26611… |
| SMTP _25._tcp.mxext3.mailbox.org | DANE-EE · SPKI · SHA-256 | 4758AF6F02DFB5DC8795FA402E77A8A0… |
| SMTP _25._tcp.mxext3.mailbox.org | DANE-EE · SPKI · SHA-256 | E41CC7633029AFDBA53744D7E5FC31EF… |
| SMTP _25._tcp.mxext3.mailbox.org | DANE-EE · SPKI · SHA-256 | 996AD31D65E03F038B8EC950F6F26611… |
| 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 | 2026051507 |
| Primary NS (MNAME) | ns.checkdomain.de |
| Responsible (RNAME) | hostmaster@checkdomain.de |
| Refresh | 40000s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA |
| Registered | 2013-10-01 |
| Expires | 2026-10-31 (9d) |
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 |
|---|---|---|---|
| 2026-09-28 00:51:30 shown | 10348ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 06:48:55 | 10194ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-21 17:32:34 | 929ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-18 03:00:16 | 1862ms | 2 NS 1 A 3 MX | 🔓 Insecure |