loesning.dk is a .dk domain served by 2 nameservers (karl.ns.cloudflare.com, rihana.ns.cloudflare.com). It was registered on 20 March 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.50.217 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by loesning-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.50.217 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.210.183 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.24 |
| 🔶 Autoconfig | 104.21.50.217 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3036::6815:32d9 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:d2b7 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.50.217,172.67.210.183 ech=AEX+DQBBTQAgACA8DP9sKk60Zirhdix3OFaqZU44gZSjCRQoCqoiv84VKQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::6815:32d9,2606:4700:3037::ac43:d2b7 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| v=spf1 ip4:80.209.42.136 include:spf.protection.outlook.com include:dedicated.mysmtp.com -all |
| Policy | Record (loesning.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:80.209.42.136 include:spf.protection.outlook.com include:dedicated.mysmtp.com -all |
| Policy | Record (_dmarc.loesning.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:jan@loesning.dk; ruf=mailto:jan@loesning.dk; fo=1; |
| www | 104.21.50.217 172.67.210.183 2606:4700:3036::6815:32d9 2606:4700:3037::ac43:d2b7 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network loesning.dk: 104.21.50.217 172.67.210.183 2606:4700:3036::6815:32d9 2606:4700:3037::ac43:d2b7 (AS13335) www.loesning.dk: 104.21.50.217 172.67.210.183 2606:4700:3036::6815:32d9 2606:4700:3037::ac43:d2b7 (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: 5/10 · 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 | 2406671949 |
| Primary NS (MNAME) | karl.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 | 2000-03-20 |
| Expires | 2027-03-31 (162d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 21:05:22 | 3195ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-05 17:07:54 | 1033ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-03 17:05:13 | 1688ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-23 12:18:37 | 1085ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-18 04:54:38 | 4892ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-14 02:25:20 | 2005ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-04 16:32:55 | 2072ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-22 23:57:01 | 8066ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-06 18:12:27 | 2281ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-16 16:30:33 | 1203ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-07 00:17:38 | 1294ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-01 08:12:22 shown | 1120ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-27 15:35:42 | 1101ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-25 15:59:52 | 3449ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-17 20:15:16 | 1243ms | 2 NS 2 A 1 MX | 🔒 Secure |