| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 86.52.31.138 | 3600s | 86-52-31-138.norlyscustomer.net | AS39642 | Sinal A/S | 86.52.0.0/16 | 🇩🇰 Denmark | Randers |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | post.hadsundcity.dk | 93.160.102.229 | 93-160-102-229-static.dk.customer.tdc.net | AS3292 TDC Holding A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 86.52.31.138 |
| 🔶 Autoconfig | 86.52.31.138 |
| TXT Record |
|---|
| v=spf1 a mx ptr:jeppemadsen.dk -all |
| Policy | Record (hadsundcity.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx ptr:jeppemadsen.dk -all |
| Policy | Record (_dmarc.hadsundcity.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; fo=1; rua=mailto:dmarc@hadsundcity.dk; ruf=mailto:dmarc@hadsundcity.dk; |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | letsencrypt.org |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| 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 | |
|---|---|---|---|---|
| 2026-08-12 09:48:12 | 3276ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-29 23:25:30 | 5981ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-19 00:03:49 | 2766ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-07-13 12:49:56 | 682ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-28 06:11:23 | 829ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 10:44:52 | 809ms | 2 NS 1 A 1 MX | 🔒 Secure | View |
| 2026-06-17 10:38:56 | 640ms | 2 NS 1 A 1 MX | 🔒 Secure | View |