larshastrup.dk is a .dk domain served by 2 nameservers (ns.brisson.dk, ns2.brisson.dk). It was registered on 27 December 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.209.68.5 is hosted by FIBIA P/S (AS44869) in Denmark. Mail is handled by mx.brisson.dk. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|
| ns.brisson.dk | 80.209.68.5 | 80.209.68.5.static.fibianet.dk | AS44869 FIBIA P/S |
| ns2.brisson.dk | 80.209.68.3 | 80.209.68.3.static.fibianet.dk | AS44869 FIBIA P/S |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 80.209.68.5 | 86400s | 80.209.68.5.static.fibianet.dk | AS44869 | FIBIA P/S | 80.209.0.0/17 | 🇩🇰 Denmark | Borup |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 86400s | mx.brisson.dk | 80.209.68.5 | 80.209.68.5.static.fibianet.dk | AS44869 FIBIA P/S |
| TXT Record |
|---|
| v=spf1 mx include:_spf.brisson.dk -all |
| Policy | Record (larshastrup.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx include:_spf.brisson.dk -all |
| Policy | Record (_dmarc.larshastrup.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:dmarc-reports@lists.e11.dk; ruf=mailto:dmarc-forensic@lists.e11.dk |
| Check | Result |
|---|---|
| Status | 🧪 Testing |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✓ Valid |
| Mode | testing |
| Policy ID | 20260904144925Z |
| max_age | 86400s |
| Policy MX | mx.brisson.dk |
| Status | Report address (rua) |
|---|---|
| ✓ Enabled | mailto:tlsrpt-reports@lists.e11.dk |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | 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: 2/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.brisson.dk | DANE-EE · SPKI · SHA-256 | FA203DECA691B5F6574B2C65ED8634B1… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026091103 |
| Primary NS (MNAME) | ns.brisson.dk |
| Responsible (RNAME) | hostmaster@brisson.dk |
| Refresh | 86400s |
| Retry | 7200s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2004-12-27 |
| Expires | 2026-12-31 (72d) |
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 |
|---|---|---|---|
| 2026-10-10 01:31:39 | 667ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-08 22:42:25 | 862ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 20:30:54 | 654ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 01:08:39 | 626ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-19 14:26:45 | 1117ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-12 11:55:14 shown | 723ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-08 20:31:52 | 702ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-03 09:12:29 | 1506ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 16:33:18 | 919ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-09 15:11:30 | 2190ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-26 19:38:45 | 874ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-25 19:11:09 | 869ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-28 03:00:17 | 1872ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 04:39:32 | 1077ms | 2 NS 1 A 1 MX | ❓ Unknown |
| 2026-06-17 17:13:55 | 539ms | 2 NS 1 A 1 MX | ⚠️ Bogus |