sikkermails.dk is a .dk domain served by 2 nameservers (ali.ns.cloudflare.com, quinton.ns.cloudflare.com). It was registered on 4 January 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 65.181.116.2 is hosted by WHG Hosting Services Ltd (AS36454) in United States. Mail is handled by mail.sikkermails.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 |
|---|---|---|---|---|---|---|---|
| 65.181.116.2 | 300s | s9789.usc1.stableserver.net | AS36454 | WHG Hosting Services Ltd | 65.181.116.0/24 | 🇺🇸 United States | Dallas |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | mail.sikkermails.dk | 65.181.116.2 | s9789.usc1.stableserver.net | AS36454 WHG Hosting Services Ltd |
| TXT Record |
|---|
| v=spf1 +a +mx include:spf.mysecurecloudhost.com ~all |
| Policy | Record (sikkermails.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +a +mx include:spf.mysecurecloudhost.com ~all |
| Policy | Record (_dmarc.sikkermails.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | Exists, no address |
| www vs bare domain | www does not resolve (all like this) |
| 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: 5/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.sikkermails.dk | jmI-WzLYDDQcDakA_v7QYmGybpJmb7F0BT7iUwCuuWk |
| TXT | _acme-challenge.sikkermails.dk | URXonT6hOZ-sUnFyehSjcL971wLCsOAH-HKoEA-EoVI |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2413353518 |
| Primary NS (MNAME) | ali.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 | 2023-01-04 |
| Expires | 2027-01-03 (72d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 15:56:17 | 639ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 15:43:54 | 874ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 06:41:22 | 584ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 12:16:33 | 688ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-16 17:33:16 | 3520ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-12 15:43:42 | 1023ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-05 15:17:59 | 656ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 19:21:25 shown | 1040ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 18:14:46 | 775ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-16 18:01:44 | 5093ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-24 00:38:43 | 10472ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-21 16:40:01 | 1067ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-30 02:34:21 | 825ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 11:53:05 | 1374ms | 2 NS 1 A 1 MX | 🔒 Secure |