roberthansen.dk is a .dk domain served by 2 nameservers (addilyn.ns.cloudflare.com, craig.ns.cloudflare.com). It was registered on 5 January 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.80.7 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.80.7 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.172.142 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.172.142 |
| 🔶 Autoconfig | 104.21.80.7 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3032::ac43:ac8e | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3033::6815:5007 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.80.7,172.67.172.142 ech=AEX+DQBB7gAgACAH1O8NWNIO1va+yK+fxqyulCB45bEqOC3+Zc2+KGW2XAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:ac8e,2606:4700:3033::6815:5007 |
| TXT Record |
|---|
| protonmail-verification=1ce3a3f677a4420c3cf9e839d0cda5e3e6faf0fd |
| v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (roberthansen.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (_dmarc.roberthansen.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none |
| www | 104.21.80.7 172.67.172.142 2606:4700:3032::ac43:ac8e 2606:4700:3033::6815:5007 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network roberthansen.dk: 104.21.80.7 172.67.172.142 2606:4700:3032::ac43:ac8e 2606:4700:3033::6815:5007 (AS13335) www.roberthansen.dk: 104.21.80.7 172.67.172.142 2606:4700:3032::ac43:ac8e 2606:4700:3033::6815:5007 (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | Revoked (empty key) |
| dkim | — | Revoked (empty key) |
| k1 | — | Revoked (empty key) |
| — | Revoked (empty key) | |
| s1 | — | Revoked (empty key) |
| s2 | — | Revoked (empty key) |
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: 3/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2415231038 |
| Primary NS (MNAME) | addilyn.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2024-01-05 |
| Expires | 2028-01-04 (444d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 21:57:54 | 1594ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-10-15 21:13:58 | 514ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-10-13 19:17:15 | 813ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-10-08 04:58:17 | 1709ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-30 00:01:35 | 691ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-19 12:24:43 shown | 1447ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-26 06:24:47 | 9815ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-17 01:40:10 | 10508ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-10 15:12:59 | 1663ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-05 22:09:45 | 2789ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-09 20:12:00 | 10264ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-18 03:40:31 | 3109ms | 2 NS 2 A 2 MX | 🔓 Insecure |