| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns3.supportcenter.dk | 87.54.32.150 | — | AS3292 TDC Holding A/S |
| ns4.supportcenter.dk | 2.106.7.200 | ns4.supportcenter.dk | AS3292 TDC Holding A/S |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 87.54.32.247 | 3600s | apps.akat.dk campus-horsens.dk driver.via.dk |
AS3292 | TDC Holding A/S | 87.48.0.0/13 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | . Null MX — domain accepts no email (RFC 7505) | |||
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (folkeuniversitethorsenshedensted.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.folkeuniversitethorsenshedensted.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject;rua=mailto:dmarc@via.dk; ruf=mailto:dmarc@via.dk |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 699 |
| Primary NS (MNAME) | ns3.supportcenter.dk |
| Responsible (RNAME) | hostmaster@supportcenter.dk |
| Refresh | 900s |
| Retry | 600s |
| Expire | 86400s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-09-05 16:55:58 | 2815ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-29 06:59:12 | 822ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-23 01:01:58 | 720ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-17 21:47:19 | 8587ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-16 16:29:49 | 2297ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-12 10:34:08 | 469ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-07 02:38:24 | 564ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-05 22:55:28 | 860ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-01 01:08:49 | 16420ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-24 06:46:46 | 8519ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-20 13:44:51 | 464ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-19 09:31:16 | 8577ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-12 21:54:11 | 16564ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-07 05:23:05 | 3405ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-03 20:25:13 | 687ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-01 18:39:28 | 450ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-30 07:17:25 | 398ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-20 10:44:18 | 1329ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 10:17:10 | 680ms | 2 NS 1 A 0 MX | 🔒 Secure | View |