helstedel.dk is a .dk domain served by 2 nameservers (ns3.hostworld.dk, ns4.hostworld.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.160.220.14 is hosted by IONOS SE (AS8560) in Germany. Mail is handled by helstedel-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 217.160.220.14 | 600s | ip217-160-220-14.pbiaas.com | AS8560 | IONOS SE | 217.160.0.0/16 | 🇩🇪 Germany | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.136 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:247a:256:2c00::1 | 600s | hostworld.dk | AS8560 | IONOS SE | 2a02:2478:0:0:0:0:0:0/29 | 🇩🇪 Germany | — |
| TXT Record |
|---|
| v=spf1 +a +mx +ip4:217.160.220.14 include:spf.protection.outlook.com -all |
| Policy | Record (helstedel.dk) |
|---|---|
| -all (hard fail) | v=spf1 +a +mx +ip4:217.160.220.14 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.helstedel.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www CNAME | helstedel.dk (all on helstedel.dk) |
| www vs bare domain | Same network helstedel.dk: 217.160.220.14 2a02:247a:256:2c00::1 (AS8560) www.helstedel.dk: 217.160.220.14 2a02:247a:256:2c00::1 (AS8560) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | 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: 3/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.helstedel.dk | hs_hwS8QdLlMX97WFrz5k3E2kzgQsYjciFuGqZyL2nY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026100101 |
| Primary NS (MNAME) | ns3.hostworld.dk |
| Responsible (RNAME) | service@lignum.dk |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 13:15:23 shown | 1225ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 23:53:18 | 2202ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 23:34:59 | 1134ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-11 18:54:12 | 1691ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-03 16:37:10 | 10079ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 18:41:38 | 1328ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 11:20:48 | 803ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 11:16:51 | 3251ms | 2 NS 1 A 1 MX | 🔓 Insecure |