| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 87.48.171.8 | 3600s | 8.1-127.171.48.87.in-addr.arpa lisa.uptime.dk |
AS3292 | TDC Holding A/S | 87.48.0.0/13 | 🇩🇰 Denmark | Smorumnedre |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx01.dandomain.dk | 212.237.249.50 | mx1.dandomain.dk | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 87.48.171.8 |
| 🔶 Autoconfig | 87.48.171.8 |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (js-skolen.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.js-skolen.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:mvb73pgw@ag.eu.dmarcian.com; |
| Status | Report address (rua) |
|---|---|
| ✓ Enabled | mailto:mvb73pgw@tls.eu.dmarcian.com |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2022122940 |
| Primary NS (MNAME) | ns1.eurodns.com |
| Responsible (RNAME) | hostmaster@eurodns.com |
| Refresh | 43200s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-29 04:58:44 | 1455ms | 4 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-28 03:54:08 | 832ms | 4 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-27 01:30:24 | 560ms | 4 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-10 00:04:01 | 1047ms | 4 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-25 01:47:05 | 851ms | 4 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-22 20:07:17 | 808ms | 4 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-04 20:18:03 | 1562ms | 4 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-03 19:43:03 | 887ms | 4 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 22:43:32 | 664ms | 4 NS 1 A 1 MX | 🔒 Secure | View |