mediaone.dk is a .dk domain served by 2 nameservers (aragorn.ns.cloudflare.com, dorthy.ns.cloudflare.com). It was registered on 28 September 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.29.25 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.29.25 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.148.77 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | mediaone.dk → 195.242.130.12 |
| 🔶 Autoconfig | mediaone.dk → 195.242.130.12 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::ac43:944d | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3033::6815:1d19 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.29.25,172.67.148.77 ech=AEX+DQBBBgAgACDulMQDYWdvFkU9qesAJ+y1HAZYCGq2W3maPiWLtGVSQQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:944d,2606:4700:3033::6815:1d19 |
| TXT Record |
|---|
| v=spf1 include:_spf.google.com include:_spf.zdsys.com ~all |
| Policy | Record (mediaone.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.google.com include:_spf.zdsys.com ~all |
| Policy | Record (_dmarc.mediaone.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:4acee4783b3c49e7b0275de99b299fb5@dmarc-reports.cloudflare.net |
| www | 195.242.130.12 (AS62121) (address records, no CNAME) |
| www vs bare domain | Different networks mediaone.dk: 104.21.29.25 172.67.148.77 2606:4700:3031::ac43:944d 2606:4700:3033::6815:1d19 (AS13335) (all like this)www.mediaone.dk: 195.242.130.12 (AS62121) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| — | RSA · ~1024 bit below 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 |
|---|---|---|
| CNAME | _acme-challenge.mediaone.dk | mediaone.dk |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2416979067 |
| Primary NS (MNAME) | aragorn.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 | 2001-09-28 |
| Expires | 2035-01-31 (3021d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 10:40:39 shown | 1220ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-10-09 18:29:46 | 594ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-10-07 15:08:01 | 694ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-09-30 12:56:45 | 775ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-09-26 09:52:37 | 830ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-09-22 01:16:24 | 1571ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-09-20 21:21:08 | 1588ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-09-17 18:01:00 | 1688ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-09-10 16:15:56 | 1636ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-09-04 21:56:14 | 3409ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-08-30 05:47:12 | 3172ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-08-27 12:49:40 | 792ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-08-24 18:36:51 | 1385ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-08-23 18:14:22 | 5784ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-08-22 16:37:32 | 3543ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-08-20 16:34:43 | 15454ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-08-18 09:12:06 | 10248ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-07-29 11:26:38 | 1698ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-07-16 20:57:38 | 1509ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-07-07 03:49:59 | 2473ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-07-04 23:30:01 | 2568ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-07-02 11:42:49 | 10185ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-06-27 11:03:34 | 1058ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-06-20 17:09:59 | 711ms | 2 NS 2 A 7 MX | 🔒 Secure |
| 2026-06-20 03:09:40 | 1904ms | 2 NS 2 A 7 MX | 🔒 Secure |