zervion.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 16 April 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 176.20.251.172 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by zgate.zervion.dk. 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 |
|---|---|---|---|---|---|---|---|
| 176.20.251.172 | 600s | 176-20-251-172-dynamic.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 176.20.224.0/19 | 🇩🇰 Denmark | Kolding |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | zgate.zervion.dk | 68.183.210.226 | zgate.zervion.dk | AS14061 DigitalOcean, LLC |
| Policy | Record (_dmarc.zervion.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none |
| www CNAME | zervion.dk (all on zervion.dk) → 176.20.251.172 (AS3292) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026091001 |
| 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 | ONE.COM A/S |
| Registered | 2003-04-16 |
| Expires | 2027-04-30 (190d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 12:06:30 | 1140ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 00:15:39 | 657ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-17 07:14:21 | 744ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-15 10:50:38 shown | 1173ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 15:58:23 | 688ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-16 13:57:44 | 5887ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-12 02:50:37 | 850ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-18 18:13:28 | 4810ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-15 05:43:50 | 823ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 23:11:13 | 914ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 22:06:51 | 8692ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 21:08:00 | 617ms | 2 NS 1 A 1 MX | 🔒 Secure |