jonassnielsen.dk is a .dk domain served by 2 nameservers (irma.ns.cloudflare.com, kai.ns.cloudflare.com). It was registered on 29 December 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.27.179 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.27.179 | 60s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.143.108 | 60s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3032::6815:1bb3 | 60s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:8f6c | 60s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.27.179,172.67.143.108 ech=AEX+DQBBtAAgACDK155bAXGLBzsayA3lZo3HC5WSmvKberQQtjQBuaGTWwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:1bb3,2606:4700:3037::ac43:8f6c |
| TXT Record |
|---|
| protonmail-verification=d6bcf40ce09e5384c90b84c36edf278ac57bdbd0 |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (jonassnielsen.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.jonassnielsen.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| www | 104.21.27.179 172.67.143.108 2606:4700:3032::6815:1bb3 2606:4700:3037::ac43:8f6c (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network jonassnielsen.dk: 104.21.27.179 172.67.143.108 2606:4700:3032::6815:1bb3 2606:4700:3037::ac43:8f6c (AS13335) www.jonassnielsen.dk: 104.21.27.179 172.67.143.108 2606:4700:3032::6815:1bb3 2606:4700:3037::ac43:8f6c (AS13335) |
| Wildcard | No |
DNS lookups: 2/10 · policy: ~all
No problems found| 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 | 2416254395 |
| Primary NS (MNAME) | irma.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2020-12-29 |
| Expires | 2033-12-31 (2621d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 21:25:13 shown | 1060ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-10-08 00:55:23 | 470ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-10-01 07:16:21 | 884ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-09 13:58:07 | 1518ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-06 00:57:45 | 833ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-05 16:04:36 | 2612ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-02 13:24:06 | 1226ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-25 06:57:47 | 3286ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-23 07:36:41 | 1041ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 05:54:14 | 2484ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-18 03:03:45 | 955ms | 2 NS 2 A 2 MX | 🔓 Insecure |