birkconsult.dk is a .dk domain served by 2 nameservers (jeff.ns.cloudflare.com, kayleigh.ns.cloudflare.com). It was registered on 13 September 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.13.181 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by birkconsult-dk.mail.protection.outlook.com, mx.simply.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.13.181 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.132.235 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.132.235 |
| 🔶 Autoconfig | 94.231.106.126 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3035::6815:db5 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::ac43:84eb | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.13.181,172.67.132.235 ech=AEX+DQBB2AAgACBSj7651fGq5AdL7GrvyOYuVOFvpo29m1Mv8qTggqRNJAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:db5,2606:4700:3036::ac43:84eb |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms49909615 |
| v=spf1 include:spf.protection.outlook.com -all include:servers.mcsv.net -all |
| Policy | Record (birkconsult.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all include:servers.mcsv.net -all |
| www | 104.21.13.181 172.67.132.235 2606:4700:3035::6815:db5 2606:4700:3036::ac43:84eb (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network birkconsult.dk: 188.114.96.1 188.114.97.1 2606:4700:3035::6815:db5 2606:4700:3036::ac43:84eb (AS13335) www.birkconsult.dk: 104.21.13.181 172.67.132.235 2606:4700:3035::6815:db5 2606:4700:3036::ac43:84eb (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 2/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.birkconsult.dk | 6BKyWNsZYQYRtqVp0T1veCN_d9J0SN-1Q6EXssKZiKY |
| TXT | _acme-challenge.birkconsult.dk | KZfSasjm30KTXtCCMmlXbX8AaA1fVD_bcQXor4H65DM |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | A9D603AF4D7ED6B9246B4B68500CD6F2… |
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 97A3BA009F39C761BFFB6574340E8138… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2412817400 |
| Primary NS (MNAME) | jeff.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2012-09-13 |
| Expires | 2027-09-30 (343d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 11:40:43 | 2820ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-28 01:33:39 | 10503ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-26 02:14:11 | 1357ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-22 23:09:46 | 1698ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-28 06:59:08 | 1528ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-27 10:19:43 | 1063ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-26 10:19:20 | 2085ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-22 14:25:12 shown | 11842ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-17 02:33:49 | 1631ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-05 23:01:38 | 1899ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-29 04:32:27 | 2299ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-13 05:15:43 | 1185ms | 2 NS 2 A 2 MX | ❓ Unknown |
| 2026-06-29 11:17:49 | 1150ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-27 19:28:39 | 1082ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-19 23:42:09 | 1774ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-19 03:45:59 | 2361ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-16 14:44:17 | 1064ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-16 14:40:30 | 2663ms | 2 NS 2 A 2 MX | 🔓 Insecure |