jensenoptik.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 16 September 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. We saw it become registrar-handled on 23 October 2026, when it moved from direct registration at Punktum to MONTES A/S. Its website address 141.193.213.10 is hosted by Cloudflare London, LLC (AS209242) in United States. 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 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 |
|---|---|---|---|---|---|---|---|
| 141.193.213.10 | 3600s | — | AS209242 | Cloudflare London, LLC | 141.193.213.0/24 | 🇺🇸 United States | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| TXT Record |
|---|
| MS=ms94176647 |
| www | 141.193.213.10 (AS209242) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026100401 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | MONTES A/S |
| Registered | 2010-09-16 |
| Expires | 2027-09-30 (340d) |
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 |
|---|---|
| kajjensenoptik.dk | MONTES A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 15:57:58 | 2116ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-10-05 06:38:59 shown | 526ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-03 06:22:42 | 424ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 21:35:46 | 790ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 20:24:50 | 655ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-31 02:36:14 | 887ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-30 23:26:40 | 501ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-17 07:37:10 | 4777ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 23:57:21 | 644ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 22:09:28 | 510ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 12:24:18 | 674ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 10:48:33 | 1186ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 04:54:18 | 637ms | 2 NS 1 A 0 MX | 🔒 Secure |