sysman.dk is a .dk domain served by 3 nameservers (ns1.netsite.dk, ns2.netsite.eu, ns3.netsite.se). It was registered on 3 June 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.224.18.18 is hosted by Netsite A/S (AS205206) in Denmark. Mail is handled by mx.netsite.dk. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.224.18.18 | 4800s | webproxy.netsite.dk | AS205206 | Netsite A/S | 185.224.16.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 86400s | mx.netsite.dk | 185.224.16.170 | mx.netsite.dk | AS205206 Netsite A/S |
| Service | CNAME / IP |
|---|---|
| 🔶 Autoconfig | autoconfig.netsite.dk → 185.224.16.223 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | autodiscover.netsite.dk |
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| MS=ms75757511 |
| v=spf1 include:spf.netsite.dk ~all |
| Policy | Record (sysman.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.netsite.dk ~all |
| Policy | Record (_dmarc.sysman.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject |
| www | 185.224.18.18 (AS205206) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.sysman.dk | sD9Z-gKShNcr3tDkWJmjcXF5oMhFTLI1wtnSlfutbRQ |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026070901 |
| Primary NS (MNAME) | ns1.netsite.dk |
| Responsible (RNAME) | hostmaster@netsite.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Netsite A/S |
| Registered | 1998-06-03 |
| Expires | 2027-06-30 (255d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 19:43:02 | 1083ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-09 11:55:34 | 644ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 10:31:35 | 2777ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 07:30:24 | 670ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 06:22:05 | 550ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 13:18:47 | 584ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-19 00:10:00 | 718ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-11 21:38:33 | 660ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-04 20:11:47 | 505ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 06:35:58 | 653ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 14:36:54 | 490ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-20 10:25:32 | 5871ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-15 23:52:45 | 4643ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-06 10:43:39 | 981ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-02 14:58:35 | 773ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-23 02:55:05 | 8721ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-16 05:26:22 | 8721ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-13 20:53:47 shown | 8832ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 10:37:16 | 3923ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 06:51:05 | 650ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 07:17:05 | 721ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 13:42:57 | 1704ms | 3 NS 1 A 1 MX | 🔒 Secure |