cems.dk is a .dk domain served by 2 nameservers (ns1.cbs.dk, ns2.cbs.dk). It was registered on 5 December 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 130.226.47.28 is hosted by IDDQD-AS (AS1835) in Denmark. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 130.226.47.28 | 86400s | www.cbs.dk | AS1835 | IDDQD-AS | 130.226.0.0/16 | 🇩🇰 Denmark | Odense |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (cems.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| www CNAME | www.cbs.dk (all on cbs.dk) → 130.226.47.57 (AS1835) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 0/10 · 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 | 2017113117 |
| Primary NS (MNAME) | ns1.cbs.dk |
| Responsible (RNAME) | DNS@cbs.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1997-12-05 |
| Expires | 2026-12-31 (75d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 22:45:19 shown | 320ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-08 11:42:23 | 813ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-10-03 06:56:20 | 433ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-29 06:30:17 | 535ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-24 04:48:44 | 447ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-18 10:19:54 | 3136ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-11 08:46:59 | 2659ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-09 17:06:47 | 729ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-03 13:22:25 | 2676ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-28 02:55:56 | 432ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-25 07:43:53 | 4501ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-19 07:42:49 | 1963ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-16 11:03:02 | 2926ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-10 13:44:03 | 8641ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-08 04:54:45 | 559ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-02 16:53:10 | 640ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-30 09:43:52 | 11940ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-23 21:25:07 | 618ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-21 04:53:10 | 484ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-14 08:13:10 | 2877ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-11 02:14:07 | 2394ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-06 13:27:58 | 471ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-01 22:37:45 | 4337ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-26 16:05:55 | 2590ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-26 12:25:45 | 363ms | 2 NS 1 A 0 MX | 🔒 Secure |