| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 87.61.100.106 | 900s | 0x573d646a.static.cust.fastspeed.dk | AS3292 | TDC Holding A/S | 87.61.0.0/17 | 🇩🇰 Denmark | Aarhus |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 14400s | lutzke.dk | 87.104.247.69 | 87-104-247-69.static.kviknet.net | AS204151 EWII Bredbaand A/S |
| TXT Record |
|---|
| v=spf1 a:lutzke.dk -all |
| Policy | Record (alalouf.dk) |
|---|---|
| -all (hard fail) | v=spf1 a:lutzke.dk -all |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Key type | Algorithm | Public key |
|---|---|---|
| KSK | ECDSA P-256/SHA-256 | otKltWB2SNcV+GUiTKSpedFlzheEU8SFApmK30vG… |
| ZSK | ECDSA P-256/SHA-256 | Ca3AtApwC9x3T6zLyRoblrM2w/ZSWNl5BoBLp9uS… |
| Field | Value |
|---|---|
| Serial | 2026081201 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-17 12:47:04 | 1257ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-08-12 21:52:00 | 1665ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-26 23:16:09 | 24768ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-19 19:56:11 | 758ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-14 13:20:35 | 767ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-28 14:13:53 | 1011ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-23 06:34:19 | 1089ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-22 05:15:03 | 1211ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-22 01:58:21 | 681ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-19 11:54:18 | 644ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-16 13:22:20 | 549ms | 2 NS 1 A 1 MX | 🔒 Secure | View |