4545.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was registered on 25 March 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.92.65.188 is hosted by Datacenter Luxembourg S.A. (AS24611) in Luxembourg. Mail is handled by .. The zone is DNSSEC-signed and validates, has no 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 80.92.65.188 | 7200s | 80-92-65-188.ip.dclux.com | AS24611 | Datacenter Luxembourg S.A. | 80.92.64.0/19 | 🇱🇺 Luxembourg | Luxembourg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 7200s | . Null MX — domain accepts no email (RFC 7505) | |||
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (4545.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | globalsign.com |
| 0 | issue | letsencrypt.org |
| 0 | issuewild | globalsign.com |
| 0 | issuewild | letsencrypt.org |
| www | 80.92.65.188 (AS24611) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | None 0 CDS, 0 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 | 2026041633 |
| Primary NS (MNAME) | ns1.eurodns.com |
| Responsible (RNAME) | hostmaster@eurodns.com |
| Refresh | 43200s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 2015-03-25 |
| Expires | 2027-03-31 (165d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 10:17:05 shown | 893ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 10:14:18 | 1755ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-21 09:38:10 | 727ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-15 04:20:59 | 709ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-08 03:41:47 | 654ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 04:30:19 | 1051ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 17:05:54 | 629ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-10 11:25:23 | 784ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-07 04:54:10 | 973ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-22 05:51:24 | 669ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-20 14:15:27 | 718ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-19 03:20:01 | 1023ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 12:35:22 | 1876ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-01 12:09:16 | 772ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 12:54:24 | 1147ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-16 12:51:01 | 1505ms | 4 NS 1 A 0 MX | 🔒 Secure |