1827.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 9 September 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 176.21.158.180 is hosted by TDC Holding A/S (AS3292) in Denmark. 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 |
|---|---|---|---|---|---|---|---|
| 176.21.158.180 | 3600s | — | AS3292 | TDC Holding A/S | 176.21.0.0/16 | 🇩🇰 Denmark | Lemvig |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (1827.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.1827.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmpbc08j@ag.eu.dmarcadvisor.com; ruf=mailto:dmpbc08j@fr.eu.dmarcadvisor.com |
| www | 176.21.158.180 (AS3292) (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 | 2021031550 |
| 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 | 2011-09-09 |
| Expires | 2027-09-30 (348d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 22:54:53 | 526ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-01 22:52:43 | 812ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-24 21:03:19 | 595ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-23 18:42:07 | 1210ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-16 18:20:30 | 707ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-14 15:35:20 | 748ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-27 20:10:36 | 583ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-26 18:41:24 shown | 740ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-16 16:07:50 | 1879ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-10 14:12:04 | 1841ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-23 03:15:49 | 8725ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-21 23:42:14 | 817ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-19 19:49:38 | 736ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-03 19:47:15 | 1794ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-01 22:52:24 | 931ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-16 13:15:10 | 7239ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-16 13:13:07 | 2469ms | 4 NS 1 A 0 MX | 🔒 Secure |