laeserklubben.dk is a .dk domain served by 2 nameservers (justin.ns.cloudflare.com, serena.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 194.103.128.37 is hosted by Vitec Software Group AB (AS197332) in Sweden. Mail is handled by laeserklubben-dk.x-v1.mx.microsoft. The zone is DNSSEC-signed and validates, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 194.103.128.37 | 300s | 37-128.vitec.se | AS197332 | Vitec Software Group AB | 194.103.128.0/23 | 🇸🇪 Sweden | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.24 |
| TXT Record |
|---|
| _globalsign-domain-verification=deab_wzPzD3zGxymxVXq2ozOK1Eh86xUbYXqXXKHvn |
| MS=ms72756768 |
| P-GAM3QN3FSM |
| v=spf1 include:_spf5990.spfprotect.com include:mailgun.org -all |
| Policy | Record (laeserklubben.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf5990.spfprotect.com include:mailgun.org -all |
| Policy | Record (_dmarc.laeserklubben.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; rua=mailto:616e6d7475085@dmarc.centerasecurity.com; |
| www | 104.21.85.39 172.67.201.231 2606:4700:3031::6815:5527 2606:4700:3033::ac43:c9e7 (AS13335) (address records, no CNAME) |
| www vs bare domain | Different networks laeserklubben.dk: 194.103.128.37 (AS197332) (all like this)www.laeserklubben.dk: 104.21.85.39 172.67.201.231 2606:4700:3031::6815:5527 2606:4700:3033::ac43:c9e7 (AS13335) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| BIMI | v=BIMI1; l=https://email-signaturpictures.mediehusenemidtjylland.dk/BIMI-Laeserklubben.svg |
DNS lookups: 10/10 · policy: -all
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.laeserklubben-dk.x-v1.mx.microsoft | DANE-TA · Full cert · SHA-256 | C1AD7778796D20BCA65C889A26550211… |
| SMTP _25._tcp.laeserklubben-dk.x-v1.mx.microsoft | DANE-TA · Full cert · SHA-256 | EA7A25255D111FC3CE4CB8FABE3ADF9C… |
| SMTP _25._tcp.laeserklubben-dk.x-v1.mx.microsoft | DANE-EE · SPKI · SHA-256 | 54883CC5F1849331E6BF5002C3129D20… |
| SMTP _25._tcp.laeserklubben-dk.x-v1.mx.microsoft | DANE-EE · SPKI · SHA-256 | 803F7447CC75B208DBCA042346F5D8DF… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2414981580 |
| Primary NS (MNAME) | justin.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 02:47:31 | 559ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 00:47:12 | 674ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 23:05:42 | 589ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-28 07:57:53 | 885ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 07:45:00 | 1242ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 03:05:50 | 993ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-17 21:31:51 shown | 842ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 22:57:24 | 1433ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-06 09:58:42 | 1659ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-01 06:21:34 | 1372ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-17 06:10:37 | 1437ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-12 06:33:56 | 1707ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 02:34:27 | 2648ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 08:13:24 | 969ms | 2 NS 1 A 1 MX | 🔒 Secure |