sulzer.dk is a .dk domain served by 3 nameservers (ns.udag.de, ns.udag.net, ns.udag.org). It was registered on 4 March 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 89.31.143.150 is hosted by united-domains GmbH (AS202108) in Germany. Mail is handled by mx00.udag.de, mx01.udag.de. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 89.31.143.150 | 316s | — | AS202108 | united-domains GmbH | 89.31.142.0/23 | 🇩🇪 Germany | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 14400s | mx00.udag.de | 62.146.106.39 | mx00.udag.de | AS15598 NorthC Deutschland GmbH |
| 20 | 14400s | mx01.udag.de | 62.146.106.40 | mx01.udag.de | AS15598 NorthC Deutschland GmbH |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 89.31.143.150 |
| 🔶 Autoconfig | 89.31.143.150 |
| TXT Record |
|---|
| v=spf1 include:_smtp.udag.de ~all |
| Policy | Record (sulzer.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_smtp.udag.de ~all |
| Policy | Record (_dmarc.sulzer.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;sp=reject;adkim=s;aspf=s |
| www | 89.31.143.150 (AS202108) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| default | — | Revoked (empty key) |
| dkim | — | Revoked (empty key) |
| k1 | — | Revoked (empty key) |
| — | Revoked (empty key) | |
| s1 | — | Revoked (empty key) |
| s2 | — | Revoked (empty key) |
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: 1/10 · 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 | 2024120403 |
| Primary NS (MNAME) | ns.udag.de |
| Responsible (RNAME) | hostmaster@united-domains.de |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2011-03-04 |
| Expires | 2027-03-31 (157d) |
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).
| Domain | Registrar |
|---|---|
| abspumper.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 13:11:37 shown | 834ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-26 14:44:03 | 2846ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-04 16:11:51 | 4749ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-20 06:42:53 | 722ms | 3 NS 1 A 2 MX | ⚠️ Bogus |
| 2026-06-17 20:05:58 | 830ms | 3 NS 1 A 2 MX | 🔓 Insecure |