rosendahl.dk is a .dk domain served by 2 nameservers (dell.ns.cloudflare.com, keaton.ns.cloudflare.com). It was registered on 24 March 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.65.124 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by rosendahl-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.65.124 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.163.52 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.136 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3034::6815:417c | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3034::ac43:a334 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.65.124,172.67.163.52 ech=AEX+DQBBVgAgACDzZYk23tgiGbAeubeC2MHb6tSC9Ds5cheCtbyYkeAseQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:417c,2606:4700:3034::ac43:a334 |
| TXT Record |
|---|
| _globalsign-domain-verification=w6joBZKESY09Lk6fzRTeDgSQm3hhbQlLUHDsGJkiTA |
| cLN7WDzwo5LUk6mSBX1XgVm5rzV3++Ja7klIzmLOb1N8rN5fjogc/ZIQHxjjPCKDjNfQp2WA2V7M3rkZx1nOHQ== |
| facebook-domain-verification=llrwt7f1esqwg6exg4n3lek3j87lrt |
| google-site-verification=hCALPHx4byrroM2KvHjYhXth4NdwRGK0vf-VifiuxCw |
| hibp-verify=dweb_pg33cqj1t1x7upxyz6ukh17m |
| MS=ms44911419 |
| v=spf1 include:spf.protection.outlook.com include:_spf.anpdm.com include:mail.zendesk.com include:konformit.com include:spf.mailanyone.net a:mail.edisoft.no a:mailspool.easycruit.com ip4:212.130.93.25 ip4:212.130.93.16 -all |
| xrFfXUzGrwtbNi39lmUoOZYkwUg8fIGbf7zNXZ/Gu/E= |
| Policy | Record (rosendahl.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:_spf.anpdm.com include:mail.zendesk.com include:konformit.com include:spf.mailanyone.net a:mail.edisoft.no a:mailspool.easycruit.com ip4:212.130.93.25 ip4:212.130.93.16 -all |
| Policy | Record (_dmarc.rosendahl.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:hazorr5v@ag.eu.dmarcadvisor.com; ruf=mailto:hazorr5v@fr.eu.dmarcadvisor.com; sp=none; |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | 0 issue \"globalsign.com\" |
| 0 | issue | 0 issue \"letsencrypt.org\" |
| 0 | issue | comodoca.com |
| 0 | issue | digicert.com; cansignhttpexchanges=yes |
| 0 | issue | globalsign.com |
| 0 | issue | letsencrypt.org |
| 0 | issue | pki.goog; cansignhttpexchanges=yes |
| 0 | issue | ssl.com |
| 0 | issuewild | comodoca.com |
| 0 | issuewild | digicert.com; cansignhttpexchanges=yes |
| 0 | issuewild | letsencrypt.org |
| 0 | issuewild | pki.goog; cansignhttpexchanges=yes |
| 0 | issuewild | ssl.com |
| www | 104.21.65.124 172.67.163.52 2606:4700:3034::6815:417c 2606:4700:3034::ac43:a334 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network rosendahl.dk: 188.114.96.1 188.114.97.1 2606:4700:3034::6815:417c 2606:4700:3034::ac43:a334 (AS13335) www.rosendahl.dk: 104.21.65.124 172.67.163.52 2606:4700:3034::6815:417c 2606:4700:3034::ac43:a334 (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 |
|---|---|---|
| selector2 | selector2-rosendahl-dk._domainkey.rosendahldesigngroup.onmicrosoft.com | RSA · ~1024 bit below 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: 7/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.rosendahl.dk | 3i91KfcrES4pL6xRa7KV3g7soOznlrgwBgfqGmWtSb0 |
| TXT | _acme-challenge.rosendahl.dk | jP5g7OMwFwWwGjcMfVJSIZfNo-zOw8J-78LUrF5f2E0 |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2417210211 |
| Primary NS (MNAME) | dell.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 1998-03-24 |
| Expires | 2028-03-31 (524d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-17 08:39:16 | 2828ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-11 22:53:39 shown | 1281ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-10 22:15:30 | 1939ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-17 00:59:36 | 2652ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-08 10:08:35 | 2144ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-26 08:10:50 | 1257ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-23 14:59:30 | 5602ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-13 03:24:14 | 1688ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-08 21:49:44 | 1608ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-06 19:34:03 | 2489ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-05 17:11:35 | 3468ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-20 19:44:54 | 4414ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-17 23:15:04 | 1786ms | 2 NS 2 A 1 MX | 🔒 Secure |