henrikburich.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.106.180 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. 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 |
|---|---|---|---|---|---|---|---|
| 94.231.106.180 | 3600s | linux220.curanet.dk | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.onlinemail.io | 185.21.42.12 | mx1.onlinemail.io | AS48854 team.blue Denmark A/S |
| 20 | 3600s | mx2.onlinemail.io | 46.36.208.16 | mx2.onlinemail.io | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover-mf.onlinemail.io → 185.21.40.62 |
| 🔶 Autoconfig | autoconfig-mf.onlinemail.io → 185.21.40.62 |
| TXT Record |
|---|
| v=spf1 a include:spf.curanet.dk ~all |
| v=spf1 include:spf.onlinemail.io -all |
| Policy | Record (henrikburich.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a include:spf.curanet.dk ~all |
| -all (hard fail) | v=spf1 include:spf.onlinemail.io -all |
| Policy | Record (_dmarc.henrikburich.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 94.231.106.180 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 4/10 · policy: ~all
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.henrikburich.dk | qIIyIah7sVZTf6APzlDC0xUVjNDTWoXIs1GeZywvubo |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025121302 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 09:05:21 shown | 606ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-29 16:56:52 | 329ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-26 15:29:56 | 512ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-25 13:12:38 | 554ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 11:12:41 | 509ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 11:09:27 | 860ms | 2 NS 1 A 2 MX | 🔒 Secure |