sl-audio.dk is a .dk domain served by 2 nameservers (pranab.ns.cloudflare.com, priscilla.ns.cloudflare.com). It was registered on 23 May 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.79.146 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by slaudio-dk0e.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 104.21.79.146 | — | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.146.77 | — | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.97.142.8 |
| 🔶 Autoconfig | 104.21.79.146 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::6815:4f92 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::ac43:924d | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.79.146,172.67.146.77 ech=AEX+DQBBHQAgACDvr0foaUL+kfe8cQ/jzRqJm9WG78Sy1RChao5wzEe6ewAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:4f92,2606:4700:3036::ac43:924d |
| TXT Record |
|---|
| MS=ms71102035 |
| v=spf1 include:spf.protection.outlook.com include:spfrerouting.xink.io include:servers.mcsv.net -all |
| Policy | Record (sl-audio.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:spfrerouting.xink.io include:servers.mcsv.net -all |
| Policy | Record (_dmarc.sl-audio.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:admin@steinwaylyngdorf.com; ruf=mailto:admin@steinwaylyngdorf.com; sp=reject; ri=84600 |
| Check | Result |
|---|---|
| Status | ⚠️ Invalid |
| TXT record (_mta-sts) | ✓ Found |
| HTTPS policy | ✗ Missing / invalid |
| Policy ID | 20260530 |
| Policy MX | — |
| Status | Report address (rua) |
|---|---|
| ✓ Enabled | mailto:admin@steinwaylyngdorf.com |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:admin@steinwaylyngdorf.com |
| 0 | issue | comodoca.com |
| 0 | issue | digicert.com; cansignhttpexchanges=yes |
| 0 | issue | letsencrypt.org |
| 0 | issue | pki.goog; cansignhttpexchanges=yes |
| 0 | issue | ssl.com |
| 0 | issuewild | comodoca.com |
| 0 | issuewild | digicert.com; cansignhttpexchanges=yes |
| 0 | issuewild | letsencrypt.org |
| 0 | issuewild | pki.goog; cansignhttpexchanges=yes |
| 0 | issuewild | ssl.com |
| www | 104.21.79.146 172.67.146.77 2606:4700:3031::6815:4f92 2606:4700:3037::ac43:924d (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network sl-audio.dk: 104.21.79.146 172.67.146.77 2606:4700:3031::6815:4f92 2606:4700:3037::ac43:924d (AS13335) www.sl-audio.dk: 104.21.79.146 172.67.146.77 2606:4700:3031::6815:4f92 2606:4700:3037::ac43:924d (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: 3/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2407161109 |
| Primary NS (MNAME) | pranab.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2019-05-23 |
| Expires | 2027-05-31 (223d) |
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).
| Domain | Registrar |
|---|---|
| steinwaylyngdorf.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-17 16:08:00 | 1246ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-16 15:43:56 | 3049ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-15 11:58:59 | 2592ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-30 12:11:10 | 1287ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-28 02:05:05 | 4438ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-24 00:26:24 | 1292ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-19 14:16:38 | 1695ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-12 11:23:36 | 1952ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-09 17:24:42 | 1337ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-08 01:15:24 | 2859ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-29 18:31:58 | 913ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-28 04:18:11 | 1556ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-26 18:15:40 | 1396ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-06 17:15:00 | 1900ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-02 04:47:42 | 1993ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-12 02:12:23 | 11325ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-23 10:00:22 | 2614ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-19 22:17:06 | 3092ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-18 05:03:05 shown | 1499ms | 2 NS 2 A 1 MX | 🔓 Insecure |