strong-production.dk is a .dk domain served by 2 nameservers (opal.ns.cloudflare.com, watson.ns.cloudflare.com). It was registered on 3 June 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mxa-001e4201.gslb.pphosted.com, mxb-001e4201.gslb.pphosted.com. The zone is not DNSSEC-signed, 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 | 3600s | mxa-001e4201.gslb.pphosted.com | 185.132.182.150 | mx07-001e4201.pphosted.com | AS52129 Proofpoint, Inc. |
| 0 | 3600s | mxb-001e4201.gslb.pphosted.com | 91.207.212.139 | mx08-001e4201.pphosted.com | AS52129 Proofpoint, Inc. |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| TXT Record |
|---|
| knowbe4-site-verification=38dbaf2e21e369029101cf35fb5be345 |
| MS=ms35009821 |
| ms=ms67486654 |
| v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all |
| Policy | Record (strong-production.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all |
| Policy | Record (_dmarc.strong-production.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves strong-production.dk: no address www.strong-production.dk: no address |
| Wildcard | No |
DNS lookups: 1/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2416958042 |
| Primary NS (MNAME) | opal.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | CSC Digital Brand Service, Inc |
| Registered | 2015-06-03 |
| Expires | 2027-06-30 (253d) |
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 |
|---|---|
| strongproduction.dk | CSC Digital Brand Service, Inc |
| thisisnice.dk | CSC Digital Brand Service, Inc |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 09:05:20 shown | 1805ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-10-01 04:29:47 | 1378ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-09-15 06:45:52 | 1506ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-08-11 12:43:48 | 6888ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-07-17 16:09:15 | 9375ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-06-23 17:36:05 | 1584ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-06-21 23:23:45 | 1114ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 22:45:32 | 1741ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-06-20 20:18:04 | 1138ms | 2 NS 0 A 2 MX | 🔓 Insecure |
| 2026-06-17 23:04:31 | 1416ms | 2 NS 0 A 2 MX | 🔓 Insecure |