alvenaar-lassen.dk is a .dk domain served by 2 nameservers (ns1.hestbaek.nu, ns2.hestbaek.nu). It was registered on 3 May 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 2.106.184.164 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by dk.mx1.mailanyone.net, dk.mx2.mx25.net and 2 more. 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.hestbaek.nu | 2.106.184.164 | 2-106-184-164-cable.dk.customer.tdc.net | AS3292 TDC Holding A/S |
| ns2.hestbaek.nu | 83.92.100.221 | 83-92-100-221-cable.dk.customer.tdc.net | AS3292 TDC Holding A/S |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2.106.184.164 | 600s | 2-106-184-164-cable.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 2.104.0.0/14 | 🇩🇰 Denmark | Kongens Lyngby |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | mail.hestbaek.nu |
| TXT Record |
|---|
| v=spf1 a:mail.hestbaek.nu ip4:2.106.184.164 include:spf.mtaroutes.com include:spf.mailanyone.net mx a ~all |
| vpe=accb9d28 |
| Policy | Record (alvenaar-lassen.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a:mail.hestbaek.nu ip4:2.106.184.164 include:spf.mtaroutes.com include:spf.mailanyone.net mx a ~all |
| Policy | Record (_dmarc.alvenaar-lassen.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; pct=100 |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 6/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx1.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx2.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx3.mailanyone.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 1AAAC405385DEB66C25E43D629569F6C… |
| SMTP _25._tcp.dk.mx4.mx25.net | DANE-EE · Full cert · SHA-256 | 443DFE296DAC92DD311766BAD0B04CC7… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2024070921 |
| Primary NS (MNAME) | ns1.hestbaek.nu |
| Responsible (RNAME) | hostmaster@hestbaek.nu |
| Refresh | 900s |
| Retry | 900s |
| Expire | 2592000s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2007-05-03 |
| Expires | 2027-05-31 (221d) |
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 |
|---|---|---|---|
| 2026-10-17 12:09:54 | 6827ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-10 16:42:49 | 9837ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-26 02:59:15 | 1630ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-25 02:40:42 | 1492ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-24 02:21:21 shown | 1212ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-19 23:46:43 | 1614ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-18 13:15:57 | 1582ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-16 10:28:45 | 2338ms | 2 NS 0 A 4 MX | ⚠️ Bogus |
| 2026-08-30 05:19:55 | 8091ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-27 02:53:40 | 9338ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-17 22:57:07 | 7144ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-13 05:41:16 | 11475ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-21 16:28:56 | 13502ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-10 02:41:55 | 9795ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-08 20:42:47 | 23128ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-07 17:13:12 | 1436ms | 2 NS 1 A 4 MX | ❓ Unknown |
| 2026-07-06 01:14:31 | 1568ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-04 23:44:00 | 10201ms | 2 NS 1 A 4 MX | ❓ Unknown |
| 2026-07-03 12:26:50 | 2301ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-29 06:58:35 | 1272ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-28 10:29:04 | 1223ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-20 20:07:16 | 2087ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-18 09:46:07 | 1704ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 12:53:58 | 2722ms | 2 NS 1 A 4 MX | 🔒 Secure |