acton-cph.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 7 May 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 3.9.137.152 is hosted by Amazon.com, Inc. (AS16509) in United Kingdom. Mail is handled by uk601.directrouter.com. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 3.9.137.152 | 600s | ec2-3-9-137-152.eu-west-2.compute.amazonaws.com | AS16509 | Amazon.com, Inc. | 3.8.0.0/13 | 🇬🇧 United Kingdom | City of London |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | uk601.directrouter.com | 3.9.137.152 | ec2-3-9-137-152.eu-west-2.compute.amazonaws.com | AS16509 Amazon.com, Inc. |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.96.228.248 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 0 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| v=spf1 ip4:3.9.137.152 ip4:89.145.92.15 +a +mx include:relay.mailchannels.net include:relay.mailchannels.net ~all |
| Policy | Record (acton-cph.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:3.9.137.152 ip4:89.145.92.15 +a +mx include:relay.mailchannels.net include:relay.mailchannels.net ~all |
| www CNAME | acton-cph.dk (all on acton-cph.dk) → 3.9.137.152 (AS16509) |
| 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 |
| 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: 4/10 · 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 | 2026061301 |
| 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 | CURANET A/S |
| Registered | 2012-05-07 |
| Expires | 2027-05-31 (224d) |
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 |
|---|---|---|---|
| 2026-10-13 13:12:02 | 1888ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 22:04:43 | 2653ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 22:02:24 | 500ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-17 20:06:19 | 645ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-12 11:11:46 | 691ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 13:28:26 | 844ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 05:26:47 | 802ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-16 19:58:38 | 5878ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-13 19:19:09 | 8849ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-14 15:48:02 | 773ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 02:55:16 shown | 896ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 01:48:10 | 703ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 12:54:12 | 977ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 12:50:26 | 1121ms | 2 NS 1 A 1 MX | 🔒 Secure |