ruby-rejser.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 2 October 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.31.79.5 is hosted by DLX A/S (AS47527) in Denmark. Mail is handled by rubyrejser-dk01b.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 185.31.79.5 | 1605s | v4-elastic-ingress.balancer01.hyperscalemega.cloud | AS47527 | DLX A/S | 185.31.76.0/22 | 🇩🇰 Denmark | Herning |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a00:b920:3:1337::5 | 3600s | — | AS47527 | DLX A/S | 2a00:b920:0:0:0:0:0:0/29 | 🇩🇰 Denmark | Herning |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| google-site-verification=YHme5HCrMUGHuWmDre-jT34BU9tbJUu-wTtkky4Pq7E |
| h5j09nlr4bd10pveairg0luqfs |
| MS=ms77360115 |
| q58uB2xYl/HDMUdBliUsEz8CT9wmJbKs2XRkJyNXTs6kyZPlW3is7hyc3Tbi2sKxWGrNFEfv9TyF68fEZw+JpQ== |
| v=spf1 a:mail.ruby-rejser.dk include:_spf.powerhosting.dk include:spf.mandrillapp.com include:outlook.com include:spf.protection.outlook.com ~all |
| Policy | Record (ruby-rejser.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a:mail.ruby-rejser.dk include:_spf.powerhosting.dk include:spf.mandrillapp.com include:outlook.com include:spf.protection.outlook.com ~all |
| Policy | Record (_dmarc.ruby-rejser.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:marketing@ruby-rejser.dk; ruf=mailto:marketing@ruby-rejser.dk |
| www | 104.21.88.170 172.67.151.110 2606:4700:3031::ac43:976e 2606:4700:3034::6815:58aa (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network ruby-rejser.dk: 104.21.88.170 172.67.151.110 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) www.ruby-rejser.dk: 104.21.88.170 172.67.151.110 2606:4700:3031::ac43:976e 2606:4700:3034::6815:58aa (AS13335) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| dkim | ph._domainkey.powerhosting.dk | RSA · ~1024 bit below 2048 bit |
| selector1 | selector1-rubyrejser-dk01b._domainkey.rubyrejser.onmicrosoft.com | RSA · ~1024 bit below 2048 bit |
| selector2 | selector2-rubyrejser-dk01b._domainkey.rubyrejser.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: 6/10 · 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 | 2026062401 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 1997-10-02 |
| Expires | 2027-04-30 (190d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-21 03:10:46 | 3365ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-13 16:16:10 | 1656ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-09 10:28:22 | 1339ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 03:44:48 | 1655ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 02:27:22 | 893ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 00:47:44 shown | 1027ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 13:08:37 | 1340ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 08:35:57 | 1371ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 20:54:53 | 749ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 01:09:37 | 1052ms | 4 NS 1 A 1 MX | 🔒 Secure |