circura.dk is a .dk domain served by 2 nameservers (dawn.ns.cloudflare.com, tom.ns.cloudflare.com). It was registered on 26 November 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.11.169 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by circura-dk.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 |
|---|---|---|---|---|---|---|---|
| 104.21.11.169 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.166.174 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.8 |
| 🔶 Autoconfig | 78.46.7.81 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:ba9 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3030::ac43:a6ae | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.11.169,172.67.166.174 ech=AEX+DQBBOAAgACCW/4o7disNaCIGEDzIGlhSyH5lcOpQJ6fU4vdOP5EKNwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:ba9,2606:4700:3030::ac43:a6ae |
| TXT Record |
|---|
| MS=ms55076068 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (circura.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.circura.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; sp=none; pct=100; adkim=s; aspf=s; rua=mailto:dmarc_agg@vali.email; fo=1; |
| www | 78.46.7.81 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network |
| 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 |
|---|---|---|
| selector1 | selector1-circura-dk._domainkey.circuradanmark.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: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2408559574 |
| Primary NS (MNAME) | dawn.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Realtime Register B.V. |
| Registered | 2021-11-26 |
| Expires | 2026-11-25 (33d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 15:05:48 | 996ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-29 14:57:46 | 984ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-27 14:40:23 | 1001ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-25 14:00:09 | 1131ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-04 15:45:36 | 1347ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-12 22:18:53 | 1495ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-01 07:18:48 | 2255ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-18 08:42:15 | 11036ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-04 16:52:04 | 3715ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-03 13:19:48 shown | 1391ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-01 06:57:05 | 1356ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-27 11:37:34 | 1458ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 20:50:31 | 1266ms | 2 NS 1 A 1 MX | 🔒 Secure |