j-jensen.dk is a .dk domain served by 5 nameservers (ns1pri.webhosting.dk, ns2.mywebtonet.com, ns2.webhosting.dk and 2 more). It was registered on 7 September 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 157.250.160.39 is hosted by Cibicom A/S (AS3342) in Denmark. Mail is handled by mx1-dk.centerasecurity.dk, mx2-dk.centerasecurity.dk and 1 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 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 |
|---|---|---|---|---|---|---|---|
| 157.250.160.39 | 600s | webhotel19.webhosting.dk | AS3342 | Cibicom A/S | 157.250.160.0/20 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| v=spf1 mx a:mailserver.j-jensen.dk include:spf.webhosting.dk ip4:80.63.233.60/32 include:_spf.centerasecurity.dk -all |
| v6kv9la3ds6m3ppmiav0k49t0t |
| Policy | Record (j-jensen.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx a:mailserver.j-jensen.dk include:spf.webhosting.dk ip4:80.63.233.60/32 include:_spf.centerasecurity.dk -all |
| Policy | Record (_dmarc.j-jensen.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:postmaster@j-jensen.dk; ruf=mailto:postmaster@j-jensen.dk; adkim=r; aspf=s; pct=100; rf=afrf; ri=84600 |
| www CNAME | webhotel19.webhosting.dk (all on webhosting.dk) → 157.250.160.39 (AS3342) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 4/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Key type | Algorithm | Public key |
|---|---|---|
| KSK | ECDSA P-256/SHA-256 | GdPus2NhVsNVJQxEK7vQuKn9yjxP9R4t6yyqEGDX… |
| ZSK | ECDSA P-256/SHA-256 | O/es+FbhkP/5/HTjIkFun8QYO4zgZucyHibZygiX… |
| Field | Value |
|---|---|
| Serial | 3403171471 |
| Primary NS (MNAME) | ns1pri.webhosting.dk |
| Responsible (RNAME) | hostmaster@webhosting.dk |
| Refresh | 21600s |
| Retry | 3600s |
| Expire | 14515200s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | WEBHOSTING A/S |
| Registered | 2009-09-07 |
| Expires | 2027-09-30 (343d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-25 16:47:47 | 1021ms | 5 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-12 12:59:43 shown | 1706ms | 5 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-03 00:22:53 | 727ms | 5 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-12 04:44:48 | 1587ms | 5 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-30 18:01:24 | 1001ms | 5 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-25 08:57:26 | 1901ms | 5 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-17 14:27:05 | 3917ms | 5 NS 1 A 3 MX | 🔒 Secure |