operaenkøbenhavn.dk is a .dk domain served by 4 nameservers (ns.web-solutions.dk, ns2.web-solutions.dk, ns3.web-solutions.eu and 1 more). It was registered on 1 February 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 81.7.177.102 is hosted by Sentia Denmark A/S (AS47292) 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 |
|---|---|---|---|---|---|---|---|
| 81.7.177.102 | 600s | — | AS47292 | Sentia Denmark A/S | 81.7.176.0/20 | 🇩🇰 Denmark | Copenhagen |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (operaenkøbenhavn.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.operaenkøbenhavn.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; aspf=s; adkim=s; |
| www CNAME | xn--operaenkbenhavn-dub.dk (all on xn--operaenkbenhavn-dub.dk) → 194.99.46.243 (AS34766) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| 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 | ncache nxdomain overridden by dig AD |
| Field | Value |
|---|---|
| Serial | 2006026141 |
| Primary NS (MNAME) | ns.web-solutions.dk |
| Responsible (RNAME) | hostmaster@web-solutions.dk |
| Refresh | 28800s |
| Retry | 7200s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 21600s |
| Field | Value |
|---|---|
| Registrar | WEB SOLUTIONS A/S |
| Registered | 2004-02-01 |
| Expires | 2027-02-28 (123d) |
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 |
|---|---|---|---|
| 2026-10-22 13:55:05 | 1134ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-16 07:08:28 | 418ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-08 15:29:58 | 451ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-01 19:56:43 | 1384ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-30 19:49:41 | 472ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-29 21:48:26 | 432ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-24 18:59:43 | 1659ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-21 22:36:30 | 1042ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-20 02:33:27 | 575ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-10 05:39:10 | 772ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-27 08:58:59 | 507ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-26 08:56:14 | 693ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-21 06:21:19 | 4138ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-20 04:44:31 shown | 1480ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-13 12:24:25 | 752ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-06 09:04:53 | 818ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-02 13:56:17 | 16687ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-23 06:49:30 | 1089ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-16 11:54:59 | 8946ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-09 06:13:49 | 852ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-03 21:32:13 | 683ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-25 05:58:51 | 559ms | 4 NS 1 A 0 MX | ⚠️ Bogus |
| 2026-06-19 09:11:29 | 3546ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-17 22:56:13 | 533ms | 4 NS 1 A 0 MX | 🔒 Secure |