zoneoffer.dk is a .dk domain served by 2 nameservers (edward.ns.cloudflare.com, rose.ns.cloudflare.com). It was registered on 30 March 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.64.198 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.64.198 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.155.136 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx1.pub.mailpod11-cph3.one.com | 104.37.34.230 | mx1.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 300s | mx2.pub.mailpod11-cph3.one.com | 104.37.34.231 | mx2.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 300s | mx3.pub.mailpod11-cph3.one.com | 104.37.34.232 | mx3.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 300s | mx4.pub.mailpod11-cph3.one.com | 104.37.34.233 | mx4.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 104.21.64.198 |
| 🔶 Autoconfig | 104.21.64.198 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3035::ac43:9b88 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::6815:40c6 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.64.198,172.67.155.136 ech=AEX+DQBB+QAgACCkjXroUFT+yI3YEBQCn/sLo15BM0DQBRDZ6lWLpt9kcwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:9b88,2606:4700:3036::6815:40c6 |
| TXT Record |
|---|
| google-site-verification=rt8XqsAUWO105bjACyg1xy9560iA7qe8k6j58XwVB0g |
| v=spf1 include:_include.mxhotel.dk -all |
| Policy | Record (zoneoffer.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_include.mxhotel.dk -all |
| Policy | Record (_dmarc.zoneoffer.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none |
| www | 104.21.64.198 172.67.155.136 2606:4700:3035::ac43:9b88 2606:4700:3036::6815:40c6 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network zoneoffer.dk: 104.21.64.198 172.67.155.136 2606:4700:3035::ac43:9b88 2606:4700:3036::6815:40c6 (AS13335) www.zoneoffer.dk: 104.21.64.198 172.67.155.136 2606:4700:3035::ac43:9b88 2606:4700:3036::6815:40c6 (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | Delete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY |
DNS lookups: 1/10 · policy: -all
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.zoneoffer.dk | 4hs0v6yFe825_DXZDBpvlpJMiOlzWd6l52wJXBAldh8 |
| TXT | _acme-challenge.zoneoffer.dk | Ge3mLuRiXgndNC4yGikgIQCcnk1Cu_jdvMXGqJoCDgU |
| TXT | _acme-challenge.zoneoffer.dk | hcDof0jnW0NvuPm82605abgYsGF3GZy4a9FyZ0HZrWg |
| TXT | _acme-challenge.zoneoffer.dk | k3qoYKTbPC-hzx0St4KGDDH3sjsjSpYeLlJJJ7yzSGo |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2415107023 |
| Primary NS (MNAME) | edward.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2017-03-30 |
| Expires | 2028-03-31 (530d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 13:42:27 | 1745ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-10-15 12:54:09 | 557ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-10-14 12:39:13 | 1751ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-10-13 10:43:27 | 571ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-10-11 08:37:19 | 1431ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-09-27 09:57:10 | 716ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-09-26 05:14:20 | 1004ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-09-17 10:56:52 shown | 1154ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-26 00:11:28 | 1479ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-25 01:20:15 | 3328ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-18 16:27:40 | 1360ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-03 21:53:03 | 1291ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-07-28 01:18:37 | 25003ms | 2 NS 2 A 4 MX | ❓ Unknown |
| 2026-07-08 15:54:01 | 1220ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-06-22 23:13:16 | 3100ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-06-22 21:30:28 | 1165ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 05:27:54 | 5095ms | 2 NS 2 A 4 MX | 🔓 Insecure |