silensa.dk is a .dk domain served by 3 nameservers (ns1.xel.nl, ns2.xel.nl, ns3.xel.nl). It was registered on 9 July 2026 (WHOIS) and first appeared in the .dk zone on 10 July 2026. Its website address 213.154.226.35 is hosted by BIT BV (AS12859) in The Netherlands. Mail is handled by mx1.xel.nl, mx11.xel.nl and 2 more. The zone is not DNSSEC-signed, has no 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 |
|---|---|---|---|---|---|---|---|
| 213.154.226.35 | 1200s | — | AS12859 | BIT BV | 213.154.224.0/19 | 🇳🇱 The Netherlands | Utrecht |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 1200s | mx1.xel.nl | 2001:7b8:620:1::d59a:e204 213.154.226.4 |
mx1.xel.nl mx1.xel.nl |
AS12859 BIT BV AS12859 BIT BV |
| 10 | 1200s | mx11.xel.nl | 2001:7b8:620:1::d59a:e219 213.154.226.25 |
mx11.xel.nl mx11.xel.nl |
AS12859 BIT BV AS12859 BIT BV |
| 10 | 1200s | mx2.xel.nl | 2001:7b8:620:1::d59a:e205 213.154.226.5 |
mx2.xel.nl mx2.xel.nl |
AS12859 BIT BV AS12859 BIT BV |
| 15 | 1200s | mx3.xel.nl | 2001:7b8:620:1::d59a:e203 213.154.226.3 |
mx3.xel.nl mx3.xel.nl |
AS12859 BIT BV AS12859 BIT BV |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 213.154.226.35 |
| 🔶 Autoconfig | 213.154.226.35 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2001:7b8:620:1::d59a:e223 | 1200s | — | AS12859 | BIT BV | 2001:7b8:0:0:0:0:0:0/31 | 🇳🇱 The Netherlands | — |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 5 | 443 | www.xel.nl |
| TXT Record |
|---|
| v=spf1 include:spf.xel.nl -all |
| Policy | Record (silensa.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.xel.nl -all |
| www | 213.154.226.35 2001:7b8:620:1::d59a:e223 (AS12859) (address records, no CNAME) |
| www vs bare domain | Same network silensa.dk: 213.154.226.35 2001:7b8:620:1::d59a:e223 (AS12859) www.silensa.dk: 213.154.226.35 2001:7b8:620:1::d59a:e223 (AS12859) |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.xel.nl | DANE-EE · SPKI · SHA-256 | 7BB2835D1567139CAA5C59F349C0DDC7… |
| SMTP _25._tcp.mx11.xel.nl | DANE-EE · SPKI · SHA-256 | 7BB2835D1567139CAA5C59F349C0DDC7… |
| SMTP _25._tcp.mx2.xel.nl | DANE-EE · SPKI · SHA-256 | 7BB2835D1567139CAA5C59F349C0DDC7… |
| SMTP _25._tcp.mx3.xel.nl | DANE-EE · SPKI · SHA-256 | 7BB2835D1567139CAA5C59F349C0DDC7… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026101501 |
| Primary NS (MNAME) | ns1.xel.nl |
| Responsible (RNAME) | hostmaster@silensa.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Openprovider |
| Registered | 2026-07-09 |
| Expires | 2027-07-08 (263d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 06:39:52 shown | 2671ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-09 14:21:28 | 12630ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-08 11:17:38 | 1208ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-02 03:17:23 | 3552ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-25 01:45:18 | 2494ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-17 23:44:56 | 2669ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-10 21:18:38 | 2774ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-03 16:31:30 | 4717ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-28 05:55:14 | 5869ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-28 02:47:53 | 1376ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-27 01:07:50 | 180ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-25 23:30:12 | 297ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-24 21:05:18 | 161ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-23 19:03:15 | 1594ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-22 15:38:23 | 1053ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-21 15:32:24 | 4066ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-20 15:27:14 | 856ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-19 09:13:10 | 772ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-18 09:05:46 | 802ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-17 05:48:06 | 1974ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-16 03:20:47 | 850ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-13 11:56:59 | 1067ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-12 02:21:13 | 870ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-09 12:25:08 | 3209ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-08-08 08:37:55 | 874ms | 1 NS 0 A 0 MX | ❓ Unknown |