sakm.dk is a .dk domain served by 2 nameservers (mack.ns.cloudflare.com, rosalyn.ns.cloudflare.com). It was registered on 13 October 2026 (WHOIS) and first appeared in the .dk zone on 14 October 2026. Mail is handled by mx.simply.com. 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx.simply.com | 94.231.103.108 94.231.106.20 |
mx.simply.com mx.simply.com |
AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S |
| TXT Record |
|---|
| v=spf1 include:spf.simply.com -all |
| Policy | Record (sakm.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.simply.com -all |
| Policy | Record (_dmarc.sakm.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:seb@sakm.dk |
| www | Exists, no address |
| www vs bare domain | Neither resolves sakm.dk: no address www.sakm.dk: no address |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| 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| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.sakm.dk | 0k9CxY0rEVu3C0aBR_YyNSCKg1BeDW9qLlxLewk6gM8 |
| TXT | _acme-challenge.sakm.dk | 1qZu3hOYV8RtxW-VProN4sTzARNxXNTeg0V498OBc-k |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 4B949F05A63FED95FC94B3A83DD70167… |
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 97A3BA009F39C761BFFB6574340E8138… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2417986919 |
| Primary NS (MNAME) | mack.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2026-10-13 |
| Expires | 2027-10-12 (351d) |
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).
| Domain | Registrar |
|---|---|
| sak-m.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-25 09:31:56 | 502ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-24 03:52:50 shown | 455ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-23 00:31:17 | 1335ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-21 13:30:44 | 1032ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-20 11:22:54 | 2361ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-18 09:46:04 | 455ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-17 09:38:57 | 1532ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-15 08:53:20 | 441ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-14 08:38:13 | 390ms | 2 NS 0 A 1 MX | 🔒 Secure |