| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.cbs.dk | 130.226.47.250 | ns1.cbs.dk | AS1835 IDDQD-AS |
| ns2.cbs.dk | 130.226.47.251 | ns2.cbs.dk | AS1835 IDDQD-AS |
| 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 | Frederiksberg |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (lpf.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2017122307 |
| Primary NS (MNAME) | ns1.cbs.dk |
| Responsible (RNAME) | DNS@cbs.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-27 11:32:31 | 694ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-25 01:25:29 | 544ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-18 22:21:22 | 2671ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-17 15:20:30 | 485ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-10 07:56:50 | 2801ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-07 00:33:16 | 2423ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-30 11:51:05 | 514ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-22 08:24:05 | 551ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-19 08:28:13 | 2825ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-14 02:49:46 | 572ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-05 00:28:33 | 547ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-01 22:29:54 | 502ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-01 04:23:08 | 2652ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-26 05:44:32 | 925ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-25 20:22:25 | 1205ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-17 14:06:11 | 1577ms | 2 NS 1 A 0 MX | 🔒 Secure | View |