| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.39.239 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.150.145 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3036::6815:27ef | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:9691 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.39.239,172.67.150.145 ech=AEX+DQBBcgAgACBa8DKtU0zaA1yY/+WsgYOlX2FVgfyEb3aS8/q11JwNKgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::6815:27ef,2606:4700:3037::ac43:9691 |
| TXT Record |
|---|
| google-site-verification=tu5EdWifGa8cb_zIepqpqBq7U2DtbCU5-WJsXUcVZ_k |
| protonmail-verification=cafddcce668ec20c5dce42c1f6bbf361dd3ed0c2 |
| v=spf1 include:_spf.protonmail.ch include:spf.mailjet.com mx ~all |
| Policy | Record (ministudiet.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch include:spf.mailjet.com mx ~all |
| Policy | Record (_dmarc.ministudiet.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| 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 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2411410990 |
| Primary NS (MNAME) | frank.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-26 19:17:38 | 765ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-08-08 14:16:51 | 17184ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-07-19 22:55:38 | 1167ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-07-02 22:23:59 | 1558ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-06-19 21:08:03 | 3570ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |
| 2026-06-17 14:36:04 | 3039ms | 2 NS 2 A 2 MX | 🔓 Insecure | View |