hearthotels.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.20.205.76 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by hearthotels-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 185.20.205.76 | 3600s | linux398.unoeuro.com | AS48854 | team.blue Denmark A/S | 185.20.204.0/22 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.152 |
| 🔶 Autoconfig | 185.20.205.76 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| 1password-site-verification=UUBA7XH6EVHTFA37MGTKRHKXFM |
| knowbe4-site-verification=1a9fbd57d442a372a4e4eaf8cdb39cd6 |
| MS=ms73437040 |
| openai-domain-verification=dv-Mxp1JuoyK43DU845E4ETF7Sj |
| v=spf1 include:spf.protection.outlook.com ip4:193.201.39.53 include:spf.mandrillapp.com include:_spf.psm.knowbe4.com ip4:147.160.167.0/26 ip4:52.49.201.246 ip4:52.49.235.189 ip4:23.21.109.197 ip4:23.21.109.212 include:spf-eu.emailsignatures365.com -all |
| Policy | Record (hearthotels.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com ip4:193.201.39.53 include:spf.mandrillapp.com include:_spf.psm.knowbe4.com ip4:147.160.167.0/26 ip4:52.49.201.246 ip4:52.49.235.189 ip4:23.21.109.197 ip4:23.21.109.212 include:spf-eu.emailsignatures365.com -all |
| Policy | Record (_dmarc.hearthotels.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 185.20.205.76 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| s1 | s1.domainkey.u48419573.eu.wl.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u48419573.eu.wl.sendgrid.net | RSA · ~2048 bit |
| selector1 | selector1-hearthotels-dk._domainkey.arhuscharter.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: 4/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101200 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 11:17:24 shown | 2292ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 18:51:38 | 1403ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 18:34:21 | 948ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 22:02:12 | 836ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-25 01:42:26 | 2818ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 11:01:37 | 1444ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 10:54:59 | 1223ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 10:54:54 | 1340ms | 3 NS 1 A 1 MX | 🔒 Secure |