| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.sdu.dk | 130.225.155.136 | ns1.sdu.dk | AS1835 IDDQD-AS |
| ns2.sdu.dk | 130.225.155.148 | ns2.sdu.dk | AS1835 IDDQD-AS |
| ns3.sdu.dk | 193.163.227.4 | ns3.sdu.dk | AS44328 Region Syddanmark |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 130.225.156.23 | 28800s | — | AS1835 | IDDQD-AS | 130.225.0.0/16 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (activeliving.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.activeliving.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; rua=mailto:655b353a1f136@dmarc.centerasecurity.com; ruf=mailto:dmarc.reports@sdu.dk |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 15665 |
| Primary NS (MNAME) | ns1.sdu.dk |
| Responsible (RNAME) | dns@sdu.dk |
| Refresh | 10800s |
| Retry | 1080s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 900s |
| Field | Value |
|---|---|
| Registrar | dns.services ApS |
| Registered | 2011-01-05 |
| Expires | 2027-01-31 (152d) |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-31 16:13:58 | 16483ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-30 10:47:08 | 16474ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-24 12:48:04 | 4628ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-23 10:16:26 | 4537ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-22 09:50:29 | 7362ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-17 01:57:22 | 6146ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-15 16:15:59 | 3881ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-14 20:13:02 | 3492ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-10 19:18:13 | 4529ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-09 07:37:42 | 4494ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-08-04 00:21:45 | 6623ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-27 16:14:52 | 8400ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-22 08:28:09 | 4488ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-21 00:24:22 | 2444ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-19 23:10:18 | 7133ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-17 17:38:27 | 2492ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-15 21:50:41 | 6679ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-13 16:17:55 | 4501ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-09 20:56:38 | 2447ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-08 12:24:20 | 2449ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-05 23:55:22 | 4494ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-07-01 02:32:31 | 4423ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-29 11:02:48 | 6849ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-24 12:02:37 | 6631ms | 3 NS 1 A 0 MX | 🔒 Secure | View |
| 2026-06-24 11:22:20 | 1174ms | 0 NS 0 A 0 MX | ❓ Unknown | View |