| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 188.183.141.137 | 1200s | 188-183-141-137-cable.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 188.176.0.0/13 | 🇩🇰 Denmark | Solrød Strand |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 188.183.141.137 |
| 🔶 Autoconfig | 188.183.141.137 |
| TXT Record |
|---|
| forward-email-site-verification=3khuo7x5Qb |
| v=spf1 a include:spf.forwardemail.net include:_spf.google.com include:_custspf.one.com ~all |
| Policy | Record (mobilebusiness.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a include:spf.forwardemail.net include:_spf.google.com include:_custspf.one.com ~all |
| Policy | Record (_dmarc.mobilebusiness.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; pct=100; rua=mailto:dmarc-657824e12c91a77433d81da1@forwardemail.net; |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.forwardemail.net | DANE-EE · SPKI · SHA-256 | 5E81DA1AF16DF20B13E667AD6D9C2B65… |
| SMTP _25._tcp.mx1.forwardemail.net | DANE-EE · SPKI · SHA-256 | 321F694EAD3A2E733D857FD7E79D811F… |
| SMTP _25._tcp.mx2.forwardemail.net | DANE-EE · SPKI · SHA-256 | 321F694EAD3A2E733D857FD7E79D811F… |
| SMTP _25._tcp.mx2.forwardemail.net | DANE-EE · SPKI · SHA-256 | 5E81DA1AF16DF20B13E667AD6D9C2B65… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026080301 |
| 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 | |
|---|---|---|---|---|
| 2026-08-27 19:30:00 | 774ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-27 02:09:15 | 652ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-11 03:28:05 | 5323ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-06 21:27:54 | 17211ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-05 08:58:33 | 5359ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-30 01:32:14 | 773ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-27 03:24:53 | 751ms | 2 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-17 23:46:33 | 633ms | 2 NS 1 A 2 MX | 🔒 Secure | View |