ostergaards-auto.dk is a .dk domain served by 2 nameservers (dell.ns.cloudflare.com, karl.ns.cloudflare.com). It was registered on 19 January 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.3.19 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by ostergaardsauto-dk02i.mail.protection.outlook.com. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.3.19 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.130.11 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.136 |
| 🔶 Autoconfig | 104.21.3.19 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::6815:313 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3031::ac43:820b | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.3.19,172.67.130.11 ech=AEX+DQBB1AAgACDlQS8OPB3M2oOoCB9qtqz3pOAPwzYp9Kn+XAWO1uRicQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:313,2606:4700:3031::ac43:820b |
| TXT Record |
|---|
| google-site-verification=XzjnM-G1vHIdKPUgCo2iR5A1fRkRffBLZ-APMoWM0-E |
| v=spf1 a:mail.ostergaards-auto.dk include:spf.protection.outlook.com include:spf.antispamcloud.com include:relay.mailchannels.net -all |
| Policy | Record (ostergaards-auto.dk) |
|---|---|
| -all (hard fail) | v=spf1 a:mail.ostergaards-auto.dk include:spf.protection.outlook.com include:spf.antispamcloud.com include:relay.mailchannels.net -all |
| Policy | Record (_dmarc.ostergaards-auto.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none |
| www | 104.21.3.19 172.67.130.11 2606:4700:3031::6815:313 2606:4700:3031::ac43:820b (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network ostergaards-auto.dk: 104.21.3.19 172.67.130.11 2606:4700:3031::6815:313 2606:4700:3031::ac43:820b (AS13335) www.ostergaards-auto.dk: 104.21.3.19 172.67.130.11 2606:4700:3031::6815:313 2606:4700:3031::ac43:820b (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | Delete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~2048 bit |
| selector1 | selector1-ostergaardsauto-dk02i._domainkey.ostergaardsauto.onmicrosoft.com | RSA · ~1024 bit below 2048 bit |
| selector2 | selector2-ostergaardsauto-dk02i._domainkey.ostergaardsauto.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| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.ostergaards-auto.dk | TJ_MGNembaHkQMbKpLh63kHyaTkZRMxncYXeyKjXb94 |
| TXT | _acme-challenge.ostergaards-auto.dk | xnqzo7sKkOfjZ6_-d-uZ6D5PGT-o5vEt3_5RD-JB0ZQ |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2417524411 |
| Primary NS (MNAME) | dell.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2006-01-19 |
| Expires | 2027-01-31 (105d) |
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 |
|---|---|---|---|
| 2026-10-17 16:00:28 | 1243ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-16 15:57:27 shown | 3004ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-08 22:35:35 | 1073ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-08 00:30:28 | 1126ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-01 20:06:31 | 1278ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-12 16:25:42 | 936ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-26 16:40:16 | 10446ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-26 06:04:45 | 1562ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-19 14:17:28 | 4472ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-18 14:16:18 | 2391ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-17 03:47:14 | 5555ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-15 06:09:15 | 2383ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-21 20:23:19 | 11108ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-28 08:06:42 | 1082ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-24 07:18:54 | 916ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 01:24:40 | 871ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 13:30:11 | 1242ms | 2 NS 2 A 1 MX | 🔓 Insecure |