cembas.dk is a .dk domain served by 4 nameservers (ns-1457.awsdns-54.org, ns-1585.awsdns-06.co.uk, ns-230.awsdns-28.com and 1 more). It was registered on 1 January 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 18.173.5.110 is hosted by Amazon.com, Inc. (AS16509) in United States. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, publishes a 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns-1457.awsdns-54.org | — | — | — |
| ns-1585.awsdns-06.co.uk | — | — | — |
| ns-230.awsdns-28.com | — | — | — |
| ns-803.awsdns-36.net | — | — | — |
| TXT Record |
|---|
| google-site-verification=dG9HA-Gml8nru-cLTj5ZtC6SJie0VzAgJWOS3AagQdk |
| v=spf1 include:_spf.google.com ~all |
| Policy | Record (cembas.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.google.com ~all |
| Policy | Record (_dmarc.cembas.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1;p=none;fo=1 |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | amazon.com |
| 0 | issue | amazonaws.com |
| 0 | issue | amazontrust.com |
| 0 | issue | awstrust.com |
| www | 65.9.106.19 65.9.106.67 65.9.106.70 65.9.106.98 (AS16509) (address records, no CNAME) |
| www vs bare domain | Same network cembas.dk: 65.9.106.19 65.9.106.67 65.9.106.70 65.9.106.98 (AS16509) www.cembas.dk: 65.9.106.19 65.9.106.67 65.9.106.70 65.9.106.98 (AS16509) |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| — | 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: 1/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 1 |
| Primary NS (MNAME) | ns-1457.awsdns-54.org |
| Responsible (RNAME) | awsdns-hostmaster@amazon.com |
| Refresh | 7200s |
| Retry | 900s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2010-01-01 |
| Expires | 2034-01-31 (2663d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 15:05:26 | 1055ms | 4 NS 4 A 5 MX | 🔓 Insecure |
| 2026-09-25 06:44:25 | 12353ms | 4 NS 4 A 5 MX | 🔓 Insecure |
| 2026-08-27 02:40:50 | 12926ms | 4 NS 4 A 5 MX | 🔓 Insecure |
| 2026-08-26 01:03:06 | 4235ms | 4 NS 4 A 5 MX | 🔓 Insecure |
| 2026-06-25 03:16:12 | 3517ms | 4 NS 4 A 5 MX | 🔓 Insecure |
| 2026-06-23 02:12:01 | 1169ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 21:42:20 | 4005ms | 4 NS 4 A 5 MX | 🔓 Insecure |
| 2026-06-16 22:59:35 shown | 65535ms | 4 NS 4 A 5 MX | 🔓 Insecure |
| 2026-06-16 20:09:05 | 3190ms | 4 NS 4 A 5 MX | 🔓 Insecure |
| 2026-06-16 20:03:56 | 748ms | 4 NS 4 A 5 MX | 🔓 Insecure |
| 2026-06-16 20:00:07 | 1047ms | 4 NS 4 A 5 MX | 🔓 Insecure |