3001.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 18 February 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 136.144.217.24 is hosted by Signet B.V. (AS20857) in The Netherlands. Mail is handled by aspmx1.migadu.com, aspmx2.migadu.com. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 136.144.217.24 | 7200s | kara.3001.dk | AS20857 | Signet B.V. | 136.144.128.0/17 | 🇳🇱 The Netherlands | Groningen |
| Service | CNAME / IP |
|---|---|
| 🔶 Autoconfig | autoconfig.migadu.com → 141.94.97.141 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 1 | 443 | autodiscover.migadu.com |
| _imaps._tcp | 0 | 1 | 993 | imap.migadu.com |
| _xmpp-client._tcp | 0 | 10 | 5222 | teresa.3001.dk |
| _xmpp-server._tcp | 0 | 10 | 5269 | teresa.3001.dk |
| TXT Record |
|---|
| hosted-email-verify=6qinyrff |
| v=spf1 include:spf.migadu.com -all |
| Policy | Record (3001.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.migadu.com -all |
| Policy | Record (_dmarc.3001.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | letsencrypt.org |
| 0 | issuewild | letsencrypt.org |
| www | 46.30.211.38 (AS51468) (address records, no CNAME) |
| www vs bare domain | Different networks (all like this) |
| Wildcard | No |
DNS lookups: 5/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026092001 |
| 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 | Punktum dk A/S (direct) |
| Registered | 2005-02-18 |
| Expires | 2027-02-28 (134d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 03:03:56 shown | 3046ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-21 09:29:40 | 1883ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-27 23:44:19 | 1049ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-26 19:07:14 | 1076ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-23 05:21:39 | 5512ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-26 19:53:06 | 815ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-23 16:36:32 | 967ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 12:44:13 | 1151ms | 2 NS 1 A 2 MX | 🔓 Insecure |