esb-netvaerk.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 13 January 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.66.124.117 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by web17.redhost.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 77.66.124.117 | 3600s | web17.redhost.dk | AS47292 | Sentia Denmark A/S | 77.66.124.0/23 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | web17.redhost.dk | 77.66.124.117 77.66.124.240 |
web17.redhost.dk web17.redhost.dk |
AS47292 Sentia Denmark A/S AS47292 Sentia Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 77.66.124.117 |
| 🔶 Autoconfig | 77.66.124.117 |
| TXT Record |
|---|
| v=spf1 include:web17.redhost.dk -all |
| Policy | Record (esb-netvaerk.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:web17.redhost.dk -all |
| www | 77.66.124.117 (AS47292) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 3/10 · 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 | 2026102001 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2007-01-13 |
| Expires | 2027-01-31 (101d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-20 17:56:24 shown | 473ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 22:27:30 | 605ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 13:05:00 | 901ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-04 01:24:10 | 583ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-24 14:22:48 | 1109ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 08:15:58 | 390ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 08:15:22 | 1019ms | 2 NS 1 A 1 MX | 🔒 Secure |