jensendok.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 16 August 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 172.104.140.122 is hosted by Akamai Connected Cloud (AS63949) in Germany. 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 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 |
|---|---|---|---|---|---|---|---|
| 172.104.140.122 | 600s | li1656-122.members.linode.com | AS63949 | Akamai Connected Cloud | 172.104.128.0/18 | 🇩🇪 Germany | Frankfurt am Main |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.j-jensen.dk |
| 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 |
| Policy | Record (jensendok.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.jensendok.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:postmaster@j-jensen.com; ruf=mailto:postmaster@j-jensen.com; adkim=r; aspf=s; pct=100; rf=afrf; ri=84600 |
| www | 172.104.140.122 (AS63949) (address records, no CNAME) |
| 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 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 3403171444 |
| 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 | 2013-08-16 |
| Expires | 2027-08-31 (313d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-02 17:15:17 shown | 544ms | 5 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-29 16:57:03 | 768ms | 5 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-23 16:05:40 | 856ms | 5 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-25 19:07:01 | 2218ms | 5 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-24 02:17:21 | 1104ms | 5 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-17 14:35:26 | 3362ms | 5 NS 1 A 3 MX | 🔒 Secure |