bookingstudio.dk is a .dk domain served by 4 nameservers (ns1-03.azure-dns.com, ns2-03.azure-dns.net, ns3-03.azure-dns.org and 1 more). It was registered on 3 October 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 52.142.229.70 is hosted by Microsoft Corporation (AS8075) in The Netherlands. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 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 |
|---|---|---|---|
| ns1-03.azure-dns.com | — | — | — |
| ns2-03.azure-dns.net | — | — | — |
| ns3-03.azure-dns.org | — | — | — |
| ns4-03.azure-dns.info | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 52.142.229.70 | — | — | AS8075 | Microsoft Corporation | 52.136.0.0/13 | 🇳🇱 The Netherlands | Amsterdam |
| TXT Record |
|---|
| 6pjbuoj10u5ir2m624omqrkv8j |
| google-site-verification=-Rpct_geIeOmATdewRtgfCPn7naXZ7SxUNH_2pLS9Ho |
| google-site-verification=yu8Hqk6YF20jApwD0ERECRU4QQgRS6VQpiYHsy5tIK8 |
| k36bir5061efl5kpto8gra5qav |
| MS=A9A83EB34A648F4EDBA1F395B85A06442EC25A97 |
| v=spf1 a mx ip4:40.67.200.97 ip4:40.67.200.204 ip4:52.142.225.45 ip4:51.124.96.193 ip4:40.67.202.226 include:_spf.google.com include:mail.zendesk.com include:sendgrid.net include:servers.mcsv.net ~all |
| Policy | Record (bookingstudio.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a mx ip4:40.67.200.97 ip4:40.67.200.204 ip4:52.142.225.45 ip4:51.124.96.193 ip4:40.67.202.226 include:_spf.google.com include:mail.zendesk.com include:sendgrid.net include:servers.mcsv.net ~all |
| Policy | Record (_dmarc.bookingstudio.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; pct=100; rua=mailtosecurity@bookingstudio.dk |
| www | 52.142.229.70 (AS8075) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| k1 | dkim.mcsv.net | RSA · ~1024 bit below 2048 bit |
| s1 | s1.domainkey.u80044.wl045.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u80044.wl045.sendgrid.net | RSA · ~1024 bit below 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: 7/10 · 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 | 1 |
| Primary NS (MNAME) | ns1-03.azure-dns.com |
| Responsible (RNAME) | azuredns-hostmaster@microsoft.com |
| Refresh | 3600s |
| Retry | 300s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2003-10-03 |
| Expires | 2026-10-31 (12d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-26 23:20:46 | 2624ms | 4 NS 1 A 7 MX | 🔒 Secure |
| 2026-09-07 00:17:48 | 2821ms | 4 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-25 02:43:40 | 858ms | 4 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-23 23:32:34 | 1177ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 15:55:41 shown | 2685ms | 4 NS 1 A 7 MX | 🔒 Secure |