holmlybiler.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 2 February 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.251.4.112 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. 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 |
|---|---|---|---|---|---|---|---|
| 178.251.4.112 | — | web1.bilinfo.dk | AS48854 | team.blue Denmark A/S | 178.251.0.0/21 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mx1.onlinemail.io | 185.21.42.12 | mx1.onlinemail.io | AS48854 team.blue Denmark A/S |
| 20 | — | mx2.onlinemail.io | 46.36.208.16 | mx2.onlinemail.io | AS48854 team.blue Denmark A/S |
| TXT Record |
|---|
| 1uue5gmsmau0pjd609r3o8pm8s |
| 6udd46qeip3gvm7o38b4fbuil0 |
| google-site-verification=t5FZtn66v37hL5eRillrNUthGG3DXCgumgyFomfGIko |
| MS=ms83601268 |
| v=spf1 include:spf.onlinemail.io ?all |
| Policy | Record (holmlybiler.dk) |
|---|---|
| ?all (neutral) | v=spf1 include:spf.onlinemail.io ?all |
| www | 178.251.4.112 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| 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 |
|---|---|---|
| s1 | s1.domainkey.u13060478.wl229.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u13060478.wl229.sendgrid.net | 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: 3/10 · policy: ?all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026060801 |
| 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 | CURANET A/S |
| Registered | 2018-02-02 |
| Expires | 2027-02-28 (134d) |
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).
| Domain | Registrar |
|---|---|
| hiway.dk | CURANET A/S |
| hiwaydata.dk | CURANET A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 02:54:11 | 419ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-28 08:56:42 | 492ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-22 23:22:38 | 3259ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-22 09:48:38 | 1178ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 13:25:43 shown | 1985ms | 2 NS 1 A 2 MX | 🔒 Secure |