zsc.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 11 July 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 88.212.124.243 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by .. 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 |
|---|---|---|---|---|---|---|---|
| 88.212.124.243 | 3600s | — | AS31027 | GlobalConnect A/S | 88.212.64.0/18 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | . Null MX — domain accepts no email (RFC 7505) | |||
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 88.212.124.243 |
| 🔶 Autoconfig | 88.212.124.243 |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (zsc.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.zsc.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:admin@zss.dk |
| 0 | issue | digicert.com |
| 0 | issue | letsencrypt.org |
| www | 88.212.124.243 (AS31027) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
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 | 2026092300 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2023-07-11 |
| Expires | 2027-07-10 (262d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 06:21:17 | 447ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 18:21:57 | 458ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 15:59:46 shown | 2840ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-13 20:28:31 | 766ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-09 21:49:57 | 564ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-02 17:58:45 | 527ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-01 11:18:55 | 748ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-27 04:53:28 | 625ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-20 18:35:10 | 446ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-17 13:18:59 | 2053ms | 4 NS 1 A 0 MX | 🔒 Secure |