irlh.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.12 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by irlh-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 212.237.249.12 | 3600s | lb1.builder.nu | AS48854 | team.blue Denmark A/S | 212.237.248.0/23 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.97.200.184 |
| 🔶 Autoconfig | 212.237.249.12 |
| TXT Record |
|---|
| MS=ms47990082 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (irlh.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www CNAME | madsirlh.github.io (all on github.io) |
| www vs bare domain | Same network irlh.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113) www.irlh.dk: 185.199.108.153 185.199.109.153 185.199.110.153 185.199.111.153 (AS54113) |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-irlh-dk._domainkey.irlh.n-v1.dkim.mail.microsoft | RSA · ~2048 bit |
| selector2 | selector2-irlh-dk._domainkey.irlh.n-v1.dkim.mail.microsoft | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026060104 |
| Primary NS (MNAME) | ns.dandomain.dk |
| Responsible (RNAME) | hostmaster@dandomain.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-26 17:35:55 | 1128ms | 2 NS 4 A 1 MX | 🔒 Secure |
| 2026-09-21 13:53:47 | 892ms | 2 NS 4 A 1 MX | 🔒 Secure |
| 2026-09-16 03:04:08 | 1939ms | 2 NS 4 A 1 MX | 🔒 Secure |
| 2026-08-25 23:11:47 | 937ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-19 17:48:59 shown | 2423ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 15:34:36 | 4636ms | 2 NS 1 A 1 MX | 🔒 Secure |