3x61.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.8.38.16 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.pub.mailpod14-cph3.one.com, mx2.pub.mailpod14-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 193.8.38.16 | 3600s | — | AS48854 | team.blue Denmark A/S | 193.8.38.0/24 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.pub.mailpod14-cph3.one.com | 185.10.9.212 | mx1.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.pub.mailpod14-cph3.one.com | 185.10.9.213 | mx2.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.pub.mailpod14-cph3.one.com | 185.10.9.214 | mx3.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.pub.mailpod14-cph3.one.com | 185.10.9.215 | mx4.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 193.8.38.16 |
| 🔶 Autoconfig | 193.8.38.16 |
| TXT Record |
|---|
| v=spf1 mx a include:spf.curanet.dk include:_custspf.one.com -all |
| Policy | Record (3x61.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx a include:spf.curanet.dk include:_custspf.one.com -all |
| Policy | Record (_dmarc.3x61.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| www | 193.8.38.16 (AS48854) (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: 6/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | 42A27444ECBF3C0485409E27E2A6AB15… |
| SMTP _25._tcp.mx2.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | 42A27444ECBF3C0485409E27E2A6AB15… |
| SMTP _25._tcp.mx3.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | 42A27444ECBF3C0485409E27E2A6AB15… |
| SMTP _25._tcp.mx4.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | 42A27444ECBF3C0485409E27E2A6AB15… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026092901 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 01:50:23 shown | 512ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-25 14:48:15 | 2464ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-15 02:53:01 | 1527ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-30 18:28:40 | 2230ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-27 00:29:36 | 876ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-29 20:37:55 | 2759ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-24 19:17:39 | 8770ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-16 00:59:24 | 792ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-28 17:50:56 | 705ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-27 22:37:53 | 1721ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-24 23:04:56 | 637ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 12:56:10 | 2029ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 12:56:06 | 2579ms | 2 NS 1 A 4 MX | 🔒 Secure |