| 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 (mpp.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 | 2017122308 |
| 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 | |
|---|---|---|---|---|
| 2026-08-31 09:44:46 | 3142ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-27 02:31:08 | 426ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-21 12:16:51 | 528ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-18 10:33:58 | 1635ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-12 11:36:06 | 1053ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-09 07:47:11 | 491ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-06 00:51:28 | 527ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-01 10:30:02 | 3544ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-25 02:21:18 | 538ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-23 00:41:02 | 798ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-17 02:54:56 | 603ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-14 08:44:33 | 469ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-09 04:08:43 | 896ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-03 20:57:17 | 513ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-28 17:05:52 | 336ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-20 23:18:23 | 769ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-18 07:50:20 | 2363ms | 2 NS 1 A 0 MX | 🔒 Secure | View |