| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 87.61.94.20 | 3600s | 0x573d5e14.static.cust.fastspeed.dk | AS3292 | TDC Holding A/S | 87.61.0.0/17 | 🇩🇰 Denmark | Holte |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 87.61.94.20 |
| 🔶 Autoconfig | 87.61.94.20 |
| TXT Record |
|---|
| protonmail-verification=38d5d71b0cf415911be0728fe5426562ca70490c |
| v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (norlund.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch mx ~all |
| Policy | Record (_dmarc.norlund.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.norlund.dk | 47PgKdWbxBbwO3oPFqPSyvkGhyWGYkgCQKLCMyk2iws |
| TXT | _acme-challenge.norlund.dk | 7lgAoHQTPIPhpRMWSKjnSyNIPJCqpra9Wv5Et5seAaw |
| TXT | _acme-challenge.norlund.dk | BIDVFz5PlmWCR8_0X1KJnfjhVFTZ8FRHwiNEUTSN6iM |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026082801 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-09-03 09:47:32 | 772ms | 4 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-29 18:19:55 | 937ms | 4 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-26 20:05:40 | 873ms | 4 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-08-19 06:47:11 | 17275ms | 4 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-07-03 15:20:38 | 5399ms | 4 NS 1 A 2 MX | 🔒 Secure | View |
| 2026-06-17 14:41:33 | 1468ms | 4 NS 1 A 2 MX | 🔒 Secure | View |