fureskoler.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by frontmta.hostedsepo.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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 600s | frontmta.hostedsepo.dk | 92.43.124.44 | — | AS44398 Itm8 A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.136 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| apple-domain-verification=O7CJ9NUpIC2Jr61H |
| MS=ms12325628 |
| v=spf1 include:o._spf.hostedsepo.dk -all |
| Policy | Record (fureskoler.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:o._spf.hostedsepo.dk -all |
| Policy | Record (_dmarc.fureskoler.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:6082a74ca9e59@dmarc.centerasecurity.com |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves fureskoler.dk: no address www.fureskoler.dk: no address |
| Wildcard | No |
| 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: 1/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.frontmta.hostedsepo.dk | DANE-TA · SPKI · SHA-256 | 1E20888F63520C235F8E61FDEA725CCE… |
| SMTP _25._tcp.frontmta.hostedsepo.dk | DANE-EE · SPKI · SHA-256 | F6EC319A6D18F16926CF1DC9D5AFACBE… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026101200 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 16:01:48 shown | 1444ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-09 10:28:18 | 646ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-01 04:58:26 | 744ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-28 19:45:35 | 2682ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-24 20:49:02 | 693ms | 4 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-22 11:42:21 | 1179ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 09:22:12 | 912ms | 4 NS 0 A 1 MX | 🔒 Secure |