dsir.dk is a .dk domain served by 2 nameservers (cloe.ns.cloudflare.com, terin.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.13.248 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.dsir.dk. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.13.248 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.133.141 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.dsir.dk | — | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3032::6815:df8 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3034::ac43:858d | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.13.248,172.67.133.141 ech=AEX+DQBBzQAgACDfQjU1MidqNtPYOIT3nHNBVrBTiQHUPLH0WJStyEBGJAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:df8,2606:4700:3034::ac43:858d |
| TXT Record |
|---|
| v=spf1 a mx ip4:62.66.144.161 -all |
| Policy | Record (dsir.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx ip4:62.66.144.161 -all |
| Policy | Record (_dmarc.dsir.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:mail@dsir.dk |
| www | 62.66.144.161 (AS9158) (address records, no CNAME) |
| www vs bare domain | Different networks dsir.dk: 104.21.13.248 172.67.133.141 2606:4700:3032::6815:df8 2606:4700:3034::ac43:858d (AS13335) (all like this)www.dsir.dk: 62.66.144.161 (AS9158) |
| Wildcard | No |
DNS lookups: 2/10 · policy: -all
No problems found| 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 | 2415387675 |
| Primary NS (MNAME) | cloe.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 16:33:32 | 739ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-25 04:33:58 shown | 597ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-23 13:44:14 | 648ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-17 22:22:06 | 619ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-11 03:15:50 | 726ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-06 16:58:13 | 846ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-06 17:51:34 | 707ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-03 04:33:54 | 722ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-28 04:33:52 | 998ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-21 10:21:15 | 2099ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 04:50:37 | 414ms | 2 NS 2 A 1 MX | 🔓 Insecure |