1j.dk is a .dk domain served by 2 nameservers (mckenzie.ns.cloudflare.com, seamus.ns.cloudflare.com). It was registered on 24 November 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.63.153 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 this 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 |
|---|---|---|---|---|---|---|---|
| 104.21.63.153 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.147.35 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::ac43:9323 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::6815:3f99 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.63.153,172.67.147.35 ech=AEX+DQBBHQAgACDp+r0Xkkc5rkn4vNB/mFz0KZptwab2pT4FGB/xX91TeQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:9323,2606:4700:3035::6815:3f99 |
| TXT Record |
|---|
| don't worry, this domain is not interresting. Leave it alone thanks ;) |
| protonmail-verification=50acaa0ab85a3e35d2f0bcdc01e522e93a487afe |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (1j.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.1j.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| www | 104.21.63.153 172.67.147.35 2606:4700:3031::ac43:9323 2606:4700:3035::6815:3f99 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| 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 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| 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 | 2414096521 |
| Primary NS (MNAME) | mckenzie.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | DANDOMAIN A/S |
| Registered | 2024-11-24 |
| Expires | 2026-11-23 (35d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 08:12:55 | 568ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-05 22:47:15 shown | 1830ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-29 22:35:36 | 1195ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-28 11:06:18 | 1022ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-20 23:20:53 | 13379ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-19 22:38:36 | 6251ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-08 20:44:55 | 25526ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-27 07:45:55 | 959ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-24 21:19:46 | 904ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-24 09:12:54 | 1178ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 22:37:35 | 3473ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-19 10:42:53 | 4354ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-16 12:43:18 | 945ms | 2 NS 2 A 2 MX | 🔓 Insecure |