fentum.dk is a .dk domain served by 3 nameservers (ns.zxcs.be, ns.zxcs.eu, ns.zxcs.nl). It was registered on 9 February 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.104.29.14 is hosted by Stichting DIGI NL (AS206281) in The Netherlands. Mail is handled by spamrelay.zxcs.nl. 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 |
|---|---|---|---|---|---|---|---|
| 185.104.29.14 | 600s | web0083.zxcs.nl | AS206281 | Stichting DIGI NL | 185.104.28.0/22 | 🇳🇱 The Netherlands | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | spamrelay.zxcs.nl | 185.104.28.12 2a06:2ec0:1::ffec |
spamrelay.zxcs.nl spamrelay.zxcs.nl |
AS206281 Stichting DIGI NL AS206281 Stichting DIGI NL |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a06:2ec0:1::83 | 600s | web0083.zxcs.nl | AS206281 | Stichting DIGI NL | 2a06:2ec0::/32 | 🇳🇱 The Netherlands | — |
| TXT Record |
|---|
| v=spf1 a mx ip4:185.104.29.14 ip6:2a06:2ec0:1:0:0:0:0:83 include:filter-out.zxcs.nl ~all |
| Policy | Record (fentum.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a mx ip4:185.104.29.14 ip6:2a06:2ec0:1:0:0:0:0:83 include:filter-out.zxcs.nl ~all |
| Policy | Record (_dmarc.fentum.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; sp=none; |
| www CNAME | base44.onrender.com (all on onrender.com) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 4/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.spamrelay.zxcs.nl | DANE-TA · SPKI · SHA-256 | 6BD9212CE649C659C9CABC6CB60FCFFA… |
| SMTP _25._tcp.spamrelay.zxcs.nl | DANE-TA · SPKI · SHA-256 | E1AE9C3DE848ECE1BA72E0D991AE4D0D… |
| SMTP _25._tcp.spamrelay.zxcs.nl | DANE-EE · SPKI · SHA-256 | 6D714328138B75C5845E6E154F40B899… |
| 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 | 2023021003 |
| Primary NS (MNAME) | ns.zxcs.nl |
| Responsible (RNAME) | hostmaster@fentum.dk |
| Refresh | 600s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2023-02-09 |
| Expires | 2027-02-08 (110d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 22:20:28 | 777ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 00:31:34 | 835ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-27 03:29:04 | 983ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-06 20:01:55 shown | 6845ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-04 10:46:55 | 10120ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-02 02:35:48 | 4918ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 01:52:19 | 9889ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-19 22:39:04 | 1444ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 10:16:54 | 3674ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 10:16:34 | 1341ms | 3 NS 1 A 1 MX | 🔓 Insecure |