lyngsoesystems.dk is a .dk domain served by 2 nameservers (aisha.ns.cloudflare.com, mack.ns.cloudflare.com). It was registered on 19 November 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.37.212 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by lyngsoesystems-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 |
|---|---|---|---|---|---|---|---|
| 104.21.37.212 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.213.118 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.24 |
| 🔶 Autoconfig | 104.21.37.212 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::6815:25d4 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3034::ac43:d576 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.37.212,172.67.213.118 ech=AEX+DQBBqgAgACDoLtW1D936N1IOECuxYRRPe7h8MJBej8DNLfjBq/ZvQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:25d4,2606:4700:3034::ac43:d576 |
| TXT Record |
|---|
| MS=ms19223491 |
| v=spf1 -all |
| Policy | Record (lyngsoesystems.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.lyngsoesystems.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; rua=mailto:dmarcrua@lyngsoesystems.com |
| www | 104.21.37.212 172.67.213.118 2606:4700:3033::6815:25d4 2606:4700:3034::ac43:d576 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network lyngsoesystems.dk: 104.21.37.212 172.67.213.118 2606:4700:3033::6815:25d4 2606:4700:3034::ac43:d576 (AS13335) www.lyngsoesystems.dk: 104.21.37.212 172.67.213.118 2606:4700:3033::6815:25d4 2606:4700:3034::ac43:d576 (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 |
| Selector | CNAME | Key |
|---|---|---|
| default | — | Revoked (empty key) |
| dkim | — | Revoked (empty key) |
| k1 | — | Revoked (empty key) |
| — | Revoked (empty key) | |
| s1 | — | Revoked (empty key) |
| s2 | — | Revoked (empty key) |
| selector1 | — | Revoked (empty key) |
| selector2 | — | Revoked (empty key) |
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: 0/10 · 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 | 2412363307 |
| Primary NS (MNAME) | aisha.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 | 2002-11-19 |
| Expires | 2026-12-31 (74d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-04 00:28:00 | 1761ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-03 00:26:03 | 3447ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-26 22:58:58 | 1051ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-10 22:19:33 | 10376ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-07 08:41:07 | 1277ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-27 14:15:32 shown | 1122ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-17 08:09:01 | 2114ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-04 18:07:27 | 10509ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-24 04:54:52 | 1439ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-08 14:57:16 | 2382ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-02 23:24:05 | 10638ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-19 13:41:23 | 12663ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-17 17:55:36 | 1126ms | 2 NS 2 A 1 MX | 🔒 Secure |