chapter5.dk is a .dk domain served by 2 nameservers (ns61.domaincontrol.com, ns62.domaincontrol.com). It was registered on 5 June 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.41.216.137 is hosted by Microsoft Corporation (AS8075) in Ireland. Mail is handled by chapter5-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns61.domaincontrol.com | — | — | — |
| ns62.domaincontrol.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.41.216.137 | — | — | AS8075 | Microsoft Corporation | 104.40.0.0/13 | 🇮🇪 Ireland | Dublin |
| TXT Record |
|---|
| v=spf1 ip4:94.18.236.110 include:spf.protection.outlook.com -all |
| Policy | Record (chapter5.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:94.18.236.110 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.chapter5.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:dmarcreports@chapter5.dk |
| www | 104.41.216.137 (AS8075) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 1/10 · 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 | 2022032501 |
| Primary NS (MNAME) | ns61.domaincontrol.com |
| Responsible (RNAME) | dns@jomax.net |
| Refresh | 28800s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2018-06-05 |
| Expires | 2028-06-30 (617d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 03:55:26 | 2185ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-04 12:03:59 | 905ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 11:50:32 | 506ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-29 20:52:30 | 1051ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-02 14:04:19 | 1097ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-02 00:39:41 | 847ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 20:24:33 shown | 651ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 20:21:07 | 635ms | 2 NS 1 A 1 MX | 🔓 Insecure |