| 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 (ftmba.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 | 2017122144 |
| 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 | |
|---|---|---|---|---|
| 2026-08-21 14:07:50 | 627ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-12 13:22:56 | 1419ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-05 17:40:20 | 3267ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-26 05:06:10 | 580ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-17 01:13:45 | 615ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-08 13:30:27 | 1546ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-29 00:39:41 | 412ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-28 17:20:54 | 399ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-26 20:44:27 | 362ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-26 03:53:51 | 3562ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-20 18:26:11 | 329ms | 2 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-17 09:45:00 | 778ms | 2 NS 1 A 0 MX | 🔒 Secure | View |