langbach.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 1 December 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.161.44.147 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mail.langbach.dk. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 93.161.44.147 | 43200s | 93-161-44-147-static.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 93.160.0.0/14 | 🇩🇰 Denmark | Hvidovre |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mail.langbach.dk | 93.161.44.147 | 93-161-44-147-static.dk.customer.tdc.net | AS3292 TDC Holding A/S |
| TXT Record |
|---|
| google-site-verification=l5eKO72HxFa-XMZnlx3uoP9w3f58AG7tEAkEsPMSoVU |
| v=spf1 ip4:93.161.44.147/32 -all |
| Policy | Record (langbach.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:93.161.44.147/32 -all |
| Policy | Record (_dmarc.langbach.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@langbach.dk; adkim=s; aspf=s; |
| Check | Result |
|---|---|
| Status | 🧪 Testing |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✓ Valid |
| Mode | testing |
| Policy ID | 20260827120000 |
| max_age | 86400s |
| Policy MX | mail.langbach.dk |
| Status | Report address (rua) |
|---|---|
| ✓ Enabled | mailto:tlsrpt@langbach.dk |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | letsencrypt.org |
| www CNAME | langbach.dk (all on langbach.dk) → 93.161.44.147 (AS3292) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| dkim | — | 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: 0/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.langbach.dk | DANE-EE · SPKI · SHA-256 | 0EE2BFA71E8A2EEF9FA78313F3D0DE68… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026092401 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1999-12-01 |
| Expires | 2028-12-31 (800d) |
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 |
|---|---|
| amelie.dk | Punktum dk A/S (direct) |
| kjærem-nielsen.dk | Punktum dk A/S (direct) |
| kjærem.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-25 20:57:32 shown | 523ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 02:13:46 | 598ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-22 18:28:45 | 886ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-29 19:16:18 | 528ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 12:13:31 | 982ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-25 09:09:34 | 634ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-25 08:38:44 | 8548ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 04:09:35 | 1077ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 12:05:35 | 582ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 07:02:41 | 588ms | 2 NS 1 A 1 MX | 🔒 Secure |