buhlmadsen.dk is a .dk domain served by 2 nameservers (sri.ns.cloudflare.com, tina.ns.cloudflare.com). It was registered on 12 September 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.200.90.180 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by mx1.hexihost.dk, mx2.hexihost.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 this 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 |
|---|---|---|---|---|---|---|---|
| 193.200.90.180 | 300s | web8.e-studio.dk | AS62121 | Christian Ebsen ApS | 193.200.90.0/23 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx1.hexihost.dk | 49.13.88.89 | mx1.hexihost.dk | AS24940 Hetzner Online GmbH |
| 20 | 300s | mx2.hexihost.dk | 192.165.250.2 | mx2.hexihost.dk | AS214980 Hexi Group ApS |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | dc1sweb01.hexihost.dk → 192.165.250.151 |
| 🔶 Autoconfig | dc1sweb01.hexihost.dk → 192.165.250.151 |
| TXT Record |
|---|
| v=spf1 include:_spf.hostingdk.net include:spf.hexi.group -all |
| Policy | Record (buhlmadsen.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.hostingdk.net include:spf.hexi.group -all |
| Policy | Record (_dmarc.buhlmadsen.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject; aspf=s |
| www CNAME | dc1sweb01.hexihost.dk (all on hexihost.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 3/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2407640855 |
| Primary NS (MNAME) | sri.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | CURANET A/S |
| Registered | 2022-09-12 |
| Expires | 2027-09-11 (323d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 08:41:54 | 2751ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-10 03:19:36 | 1708ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-08 14:43:26 | 1062ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-30 10:23:12 | 561ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-26 11:13:11 | 1140ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-25 11:04:35 | 1953ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-19 15:26:28 | 1055ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-26 17:46:53 | 970ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-12 07:26:35 | 6487ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-04 13:00:33 | 1684ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-28 06:29:15 | 1697ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-09 06:45:50 | 1419ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-28 17:10:04 | 1799ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-26 09:24:15 | 1223ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-24 18:30:09 shown | 5272ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-24 16:19:31 | 1150ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-23 16:32:34 | 3111ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-21 20:23:14 | 594ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-16 17:42:02 | 648ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-16 17:40:40 | 2590ms | 2 NS 1 A 2 MX | 🔒 Secure |