strømper.dk is a .dk domain served by 2 nameservers (primary.ns.hostup.se, secondary.ns.hostup.se). It was registered on 5 May 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.45.236 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.xn--strmper-s1a.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.45.236 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.220.185 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | mail.xn--strmper-s1a.dk | 185.113.11.10 | lambda.hostup.se | AS214640 Hostup AB |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:2dec | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3030::ac43:dcb9 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.45.236,172.67.220.185 ech=AEX+DQBBZQAgACDUmCueSsIzuOt4qSVY1vYbcSdiljW6XPHIKnLd3DkBEAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:2dec,2606:4700:3030::ac43:dcb9 |
| TXT Record |
|---|
| google-site-verification=P6UFqwPJTc9FH2RK0iqA4hBfsD4eWSz3wj_G14IZzYw |
| v=spf1 mx include:spf.hostup.se ~all |
| Policy | Record (strømper.dk) |
|---|---|
| ~all (soft fail) | v=spf1 mx include:spf.hostup.se ~all |
| Policy | Record (_dmarc.strømper.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 104.21.45.236 172.67.220.185 2606:4700:3030::6815:2dec 2606:4700:3030::ac43:dcb9 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network strømper.dk: 104.21.45.236 172.67.220.185 2606:4700:3030::6815:2dec 2606:4700:3030::ac43:dcb9 (AS13335) www.strømper.dk: 104.21.45.236 172.67.220.185 2606:4700:3030::6815:2dec 2606:4700:3030::ac43:dcb9 (AS13335) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 2/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2418079262 |
| Primary NS (MNAME) | primary.ns.hostup.se |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2026-05-05 |
| Expires | 2027-05-04 (193d) |
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).
Showing 100 of 280.
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 04:41:36 shown | 448ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-19 13:19:11 | 706ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-14 08:14:23 | 716ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-12 04:02:26 | 1608ms | 2 NS 2 A 1 MX | ❓ Unknown |
| 2026-10-11 03:04:24 | 443ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-01 08:09:00 | 612ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-27 18:34:33 | 729ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-19 14:14:18 | 706ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-16 07:57:24 | 729ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-06 11:03:08 | 1174ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-02 08:29:56 | 9508ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-10 16:40:57 | 890ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-21 10:59:43 | 699ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-19 01:30:41 | 1988ms | 2 NS 2 A 1 MX | ❓ Unknown |
| 2026-07-17 20:32:01 | 9671ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-05 00:00:41 | 1710ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-24 00:13:51 | 3052ms | 2 NS 2 A 1 MX | ❓ Unknown |
| 2026-06-19 23:30:24 | 10031ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-17 23:16:35 | 298ms | 0 NS 0 A 0 MX | 🔒 Secure |