sandwich-element.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 4 April 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.42.10 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by sandwichelement-dk02b.mail.protection.outlook.com. 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 |
|---|---|---|---|---|---|---|---|
| 185.21.42.10 | — | vm1172.enterprisecloud.nu | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.98.16.71 |
| TXT Record |
|---|
| MS=ms89671931 |
| v=spf1 a mx include:spf.curanet.dk include:web.shared.mysmtp.com include:spf.protection.outlook.com ~all |
| Policy | Record (sandwich-element.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a mx include:spf.curanet.dk include:web.shared.mysmtp.com include:spf.protection.outlook.com ~all |
| www | 185.21.42.10 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-sandwichelement-dk02b._domainkey.sandwichelement.onmicrosoft.com | RSA · ~2048 bit |
| selector2 | selector2-sandwichelement-dk02b._domainkey.sandwichelement.onmicrosoft.com | 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: 10/10 · policy: ~all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025031701 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2022-04-04 |
| Expires | 2027-04-03 (166d) |
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 228.
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-06-29 05:59:59 | 1273ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 03:50:54 | 721ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 03:21:05 shown | 1335ms | 2 NS 1 A 1 MX | 🔒 Secure |